./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 24356a2f1c32c3171f965552405bf63c18ffd4b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 04:34:05,234 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:34:05,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:34:05,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:34:05,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:34:05,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:34:05,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:34:05,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:34:05,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:34:05,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:34:05,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:34:05,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:34:05,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:34:05,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:34:05,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:34:05,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:34:05,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:34:05,335 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:34:05,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:34:05,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:34:05,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:34:05,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:34:05,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:34:05,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:34:05,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:34:05,368 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:34:05,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:34:05,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:34:05,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:34:05,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:34:05,373 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:34:05,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:34:05,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:34:05,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:34:05,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:34:05,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:34:05,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:34:05,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:34:05,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:34:05,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:34:05,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:34:05,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:34:05,430 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:34:05,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:34:05,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:34:05,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:34:05,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:34:05,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:34:05,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:34:05,433 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:34:05,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:34:05,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:34:05,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:34:05,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:34:05,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:34:05,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:34:05,435 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:34:05,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:34:05,435 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:34:05,436 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:34:05,436 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:34:05,436 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:34:05,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:34:05,437 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:34:05,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:34:05,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:34:05,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:34:05,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:34:05,438 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:34:05,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:34:05,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:34:05,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24356a2f1c32c3171f965552405bf63c18ffd4b2 [2020-11-28 04:34:05,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:34:05,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:34:05,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:34:05,734 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:34:05,735 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:34:05,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2020-11-28 04:34:05,815 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/data/d0a0bcecf/2c11dee058bb4ea3a25e1a1235181b8a/FLAGda91ac192 [2020-11-28 04:34:06,315 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:34:06,315 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/sv-benchmarks/c/product-lines/minepump_spec2_product25.cil.c [2020-11-28 04:34:06,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/data/d0a0bcecf/2c11dee058bb4ea3a25e1a1235181b8a/FLAGda91ac192 [2020-11-28 04:34:06,614 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/data/d0a0bcecf/2c11dee058bb4ea3a25e1a1235181b8a [2020-11-28 04:34:06,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:34:06,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:34:06,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:06,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:34:06,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:34:06,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:06" (1/1) ... [2020-11-28 04:34:06,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f906917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:06, skipping insertion in model container [2020-11-28 04:34:06,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:34:06" (1/1) ... [2020-11-28 04:34:06,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:34:06,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:34:06,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:06,978 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:34:07,089 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:34:07,120 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:34:07,121 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07 WrapperNode [2020-11-28 04:34:07,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:34:07,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:07,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:34:07,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:34:07,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:34:07,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:34:07,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:34:07,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:34:07,188 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,192 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,192 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... [2020-11-28 04:34:07,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:34:07,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:34:07,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:34:07,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:34:07,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:34:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/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 [2020-11-28 04:34:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:34:07,280 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-11-28 04:34:07,280 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-11-28 04:34:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-11-28 04:34:07,281 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-11-28 04:34:07,281 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-11-28 04:34:07,282 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-11-28 04:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-11-28 04:34:07,282 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-11-28 04:34:07,282 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-11-28 04:34:07,283 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-11-28 04:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-11-28 04:34:07,283 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-11-28 04:34:07,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:34:07,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:34:08,524 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:34:08,525 INFO L298 CfgBuilder]: Removed 38 assume(true) statements. [2020-11-28 04:34:08,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:08 BoogieIcfgContainer [2020-11-28 04:34:08,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:34:08,528 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:34:08,528 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:34:08,538 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:34:08,539 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:08" (1/1) ... [2020-11-28 04:34:08,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:34:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:08,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2020-11-28 04:34:08,587 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2020-11-28 04:34:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:34:08,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:08,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:08,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:08,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2020-11-28 04:34:08,908 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2020-11-28 04:34:08,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-11-28 04:34:08,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:09,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2020-11-28 04:34:09,062 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2020-11-28 04:34:09,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-28 04:34:09,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:09,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:09,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2020-11-28 04:34:09,371 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2020-11-28 04:34:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:34:09,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:09,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2020-11-28 04:34:09,483 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2020-11-28 04:34:09,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-28 04:34:09,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:09,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:09,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 69 states and 103 transitions. [2020-11-28 04:34:09,908 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 103 transitions. [2020-11-28 04:34:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:34:09,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:09,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:09,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2020-11-28 04:34:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2020-11-28 04:34:09,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-28 04:34:09,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:10,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:10,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:10,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 71 states and 107 transitions. [2020-11-28 04:34:10,062 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 107 transitions. [2020-11-28 04:34:10,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-28 04:34:10,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:10,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:10,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:10,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2020-11-28 04:34:10,857 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2020-11-28 04:34:10,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-28 04:34:10,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:10,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:10,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 139 transitions. [2020-11-28 04:34:10,970 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2020-11-28 04:34:10,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:34:10,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:11,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:11,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:11,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 88 states and 140 transitions. [2020-11-28 04:34:11,029 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 140 transitions. [2020-11-28 04:34:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-28 04:34:11,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:34:11,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:11,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 147 transitions. [2020-11-28 04:34:11,544 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2020-11-28 04:34:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-28 04:34:11,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:11,577 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:34:11,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 156 transitions. [2020-11-28 04:34:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 156 transitions. [2020-11-28 04:34:11,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:34:11,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:11,715 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:34:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 157 transitions. [2020-11-28 04:34:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2020-11-28 04:34:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-28 04:34:11,735 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:12,124 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-28 04:34:13,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:13,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 106 states and 180 transitions. [2020-11-28 04:34:13,196 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 180 transitions. [2020-11-28 04:34:13,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-28 04:34:13,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:13,261 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-28 04:34:13,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:13,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 186 transitions. [2020-11-28 04:34:13,437 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 186 transitions. [2020-11-28 04:34:13,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-28 04:34:13,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:34:14,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 116 states and 206 transitions. [2020-11-28 04:34:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 206 transitions. [2020-11-28 04:34:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-28 04:34:14,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-11-28 04:34:15,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:15,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 128 states and 239 transitions. [2020-11-28 04:34:15,931 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2020-11-28 04:34:15,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 04:34:15,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:16,015 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-28 04:34:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:17,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 135 states and 251 transitions. [2020-11-28 04:34:17,227 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 251 transitions. [2020-11-28 04:34:17,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-11-28 04:34:17,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-11-28 04:34:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 137 states and 263 transitions. [2020-11-28 04:34:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 263 transitions. [2020-11-28 04:34:17,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-11-28 04:34:17,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:17,603 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:34:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:17,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 140 states and 268 transitions. [2020-11-28 04:34:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 268 transitions. [2020-11-28 04:34:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-11-28 04:34:17,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:17,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-11-28 04:34:17,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:17,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 141 states and 269 transitions. [2020-11-28 04:34:17,701 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 269 transitions. [2020-11-28 04:34:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-11-28 04:34:17,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:34:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:34:17,741 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-28 04:34:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:34:17,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 53 states and 64 transitions. [2020-11-28 04:34:17,760 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2020-11-28 04:34:17,761 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-28 04:34:17,761 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2020-11-28 04:34:17,768 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-28 04:34:18,056 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,059 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,060 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-28 04:34:18,063 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,063 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,063 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2020-11-28 04:34:18,064 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,064 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,064 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,064 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2020-11-28 04:34:18,065 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,065 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-28 04:34:18,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:34:18 ImpRootNode [2020-11-28 04:34:18,066 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:34:18,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:34:18,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:34:18,066 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:34:18,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:34:08" (3/4) ... [2020-11-28 04:34:18,070 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-28 04:34:18,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2020-11-28 04:34:18,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2020-11-28 04:34:18,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2020-11-28 04:34:18,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2020-11-28 04:34:18,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2020-11-28 04:34:18,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2020-11-28 04:34:18,083 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2020-11-28 04:34:18,084 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2020-11-28 04:34:18,084 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-28 04:34:18,085 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-28 04:34:18,085 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-28 04:34:18,086 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:34:18,086 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-28 04:34:18,111 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive) [2020-11-28 04:34:18,162 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_367b4f84-34ed-48ff-a155-0373507e7b3d/bin/ukojak/witness.graphml [2020-11-28 04:34:18,163 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:34:18,164 INFO L168 Benchmark]: Toolchain (without parser) took 11543.26 ms. Allocated memory was 100.7 MB in the beginning and 211.8 MB in the end (delta: 111.1 MB). Free memory was 71.6 MB in the beginning and 66.6 MB in the end (delta: 5.0 MB). Peak memory consumption was 116.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:18,165 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 100.7 MB. Free memory was 60.4 MB in the beginning and 60.4 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:34:18,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.17 ms. Allocated memory is still 100.7 MB. Free memory was 71.2 MB in the beginning and 67.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:18,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.61 ms. Allocated memory is still 100.7 MB. Free memory was 67.0 MB in the beginning and 64.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:18,166 INFO L168 Benchmark]: Boogie Preprocessor took 37.16 ms. Allocated memory is still 100.7 MB. Free memory was 64.5 MB in the beginning and 62.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:18,167 INFO L168 Benchmark]: RCFGBuilder took 1310.37 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 62.8 MB in the beginning and 59.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:18,167 INFO L168 Benchmark]: CodeCheck took 9537.80 ms. Allocated memory was 121.6 MB in the beginning and 211.8 MB in the end (delta: 90.2 MB). Free memory was 59.1 MB in the beginning and 71.9 MB in the end (delta: -12.7 MB). Peak memory consumption was 78.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:18,168 INFO L168 Benchmark]: Witness Printer took 96.69 ms. Allocated memory is still 211.8 MB. Free memory was 71.9 MB in the beginning and 66.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:34:18,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.2s, OverallIterations: 23, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 91960516 SDtfs, 30060044 SDslu, 46548380 SDs, 0 SdLazy, 40151692 SolverSat, 10666116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 7806 GetRequests, 7642 SyntacticMatches, 14 SemanticMatches, 150 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8402 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 816 NumberOfCodeBlocks, 816 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 794 ConstructedInterpolants, 0 QuantifiedInterpolants, 64615 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 18 PerfectInterpolantSequences, 241/251 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 - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 262]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || pumpRunning == \old(pumpRunning)) || !(1 == systemActive) - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 295]: Loop Invariant Derived loop invariant: (!(pumpRunning == 0) || !(methaneLevelCritical == 0)) || !(0 == systemActive) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 542]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 100.7 MB. Free memory was 60.4 MB in the beginning and 60.4 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 499.17 ms. Allocated memory is still 100.7 MB. Free memory was 71.2 MB in the beginning and 67.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.61 ms. Allocated memory is still 100.7 MB. Free memory was 67.0 MB in the beginning and 64.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 37.16 ms. Allocated memory is still 100.7 MB. Free memory was 64.5 MB in the beginning and 62.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1310.37 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 62.8 MB in the beginning and 59.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 34.1 MB. Max. memory is 16.1 GB. * CodeCheck took 9537.80 ms. Allocated memory was 121.6 MB in the beginning and 211.8 MB in the end (delta: 90.2 MB). Free memory was 59.1 MB in the beginning and 71.9 MB in the end (delta: -12.7 MB). Peak memory consumption was 78.3 MB. Max. memory is 16.1 GB. * Witness Printer took 96.69 ms. Allocated memory is still 211.8 MB. Free memory was 71.9 MB in the beginning and 66.6 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...