./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/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 e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:18:15,231 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:18:15,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:18:15,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:18:15,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:18:15,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:18:15,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:18:15,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:18:15,247 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:18:15,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:18:15,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:18:15,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:18:15,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:18:15,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:18:15,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:18:15,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:18:15,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:18:15,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:18:15,255 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:18:15,256 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:18:15,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:18:15,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:18:15,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:18:15,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:18:15,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:18:15,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:18:15,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:18:15,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:18:15,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:18:15,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:18:15,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:18:15,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:18:15,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:18:15,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:18:15,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:18:15,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:18:15,266 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:18:15,267 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:18:15,267 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:18:15,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:18:15,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:18:15,269 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:18:15,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:18:15,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:18:15,280 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:18:15,280 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:18:15,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:18:15,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:18:15,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:18:15,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:18:15,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:18:15,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:18:15,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:18:15,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:18:15,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:18:15,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:18:15,283 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:18:15,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:18:15,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:18:15,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:18:15,284 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:18:15,284 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:18:15,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:18:15,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:18:15,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:18:15,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:18:15,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:18:15,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:18:15,285 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:18:15,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:18:15,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:18:15,286 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/working_dir_d2879550-0565-4103-b268-020c7d38b424/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 -> e7c5f28f8e853ca099a40c34c7e85dac8d6464b4 [2019-10-22 10:18:15,310 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:18:15,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:18:15,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:18:15,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:18:15,332 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:18:15,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2019-10-22 10:18:15,380 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/data/cc342f39c/4b658524c0784a6493df97defe84364c/FLAG5ab610e29 [2019-10-22 10:18:15,804 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:18:15,805 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/sv-benchmarks/c/product-lines/minepump_spec1_product46.cil.c [2019-10-22 10:18:15,816 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/data/cc342f39c/4b658524c0784a6493df97defe84364c/FLAG5ab610e29 [2019-10-22 10:18:15,826 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/data/cc342f39c/4b658524c0784a6493df97defe84364c [2019-10-22 10:18:15,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:18:15,830 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:18:15,831 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:15,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:18:15,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:18:15,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:15" (1/1) ... [2019-10-22 10:18:15,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de3efe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:15, skipping insertion in model container [2019-10-22 10:18:15,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:18:15" (1/1) ... [2019-10-22 10:18:15,844 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:18:15,882 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:18:16,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:16,231 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:18:16,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:18:16,331 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:18:16,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16 WrapperNode [2019-10-22 10:18:16,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:18:16,332 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:16,332 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:18:16,333 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:18:16,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:18:16,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:18:16,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:18:16,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:18:16,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,393 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,396 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... [2019-10-22 10:18:16,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:18:16,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:18:16,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:18:16,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:18:16,413 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:18:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/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 [2019-10-22 10:18:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:18:16,487 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:18:16,487 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:18:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:18:16,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:18:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:18:16,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:18:16,488 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:18:16,489 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:18:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:18:16,489 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:18:16,489 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:18:16,490 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:18:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-22 10:18:16,490 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-22 10:18:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:18:16,490 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:18:16,490 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:18:16,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:18:16,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:18:17,404 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:18:17,404 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 10:18:17,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:17 BoogieIcfgContainer [2019-10-22 10:18:17,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:18:17,406 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:18:17,406 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:18:17,416 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:18:17,417 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:17" (1/1) ... [2019-10-22 10:18:17,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:18:17,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2019-10-22 10:18:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2019-10-22 10:18:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-22 10:18:17,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 61 states and 78 transitions. [2019-10-22 10:18:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2019-10-22 10:18:17,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:18:17,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:17,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:17,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:17,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2019-10-22 10:18:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2019-10-22 10:18:17,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 10:18:17,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:17,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:17,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:18,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:18,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 72 states and 98 transitions. [2019-10-22 10:18:18,083 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 98 transitions. [2019-10-22 10:18:18,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:18:18,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:18,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 86 states and 129 transitions. [2019-10-22 10:18:18,813 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2019-10-22 10:18:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:18:18,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:18,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:19,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:19,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 101 states and 162 transitions. [2019-10-22 10:18:19,802 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 162 transitions. [2019-10-22 10:18:19,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:18:19,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 103 states and 164 transitions. [2019-10-22 10:18:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 164 transitions. [2019-10-22 10:18:19,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:18:19,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:20,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:20,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 110 states and 181 transitions. [2019-10-22 10:18:20,120 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 181 transitions. [2019-10-22 10:18:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-10-22 10:18:20,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 118 states and 194 transitions. [2019-10-22 10:18:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 194 transitions. [2019-10-22 10:18:20,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 10:18:20,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:18:20,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:20,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 120 states and 198 transitions. [2019-10-22 10:18:20,511 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 198 transitions. [2019-10-22 10:18:20,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 10:18:20,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:20,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:20,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:22,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 132 states and 231 transitions. [2019-10-22 10:18:22,068 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 231 transitions. [2019-10-22 10:18:22,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 10:18:22,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:22,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:22,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:22,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 133 states and 232 transitions. [2019-10-22 10:18:22,149 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 232 transitions. [2019-10-22 10:18:22,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:18:22,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:22,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:22,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:18:23,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:23,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 135 states and 234 transitions. [2019-10-22 10:18:23,679 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 234 transitions. [2019-10-22 10:18:23,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:18:23,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:23,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:23,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:23,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 236 transitions. [2019-10-22 10:18:23,900 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 236 transitions. [2019-10-22 10:18:23,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-22 10:18:23,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:24,083 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:18:24,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:24,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 139 states and 244 transitions. [2019-10-22 10:18:24,718 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2019-10-22 10:18:24,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-22 10:18:24,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:24,746 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:25,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:25,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 147 states and 260 transitions. [2019-10-22 10:18:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 260 transitions. [2019-10-22 10:18:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 10:18:25,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:25,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:25,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 261 transitions. [2019-10-22 10:18:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 261 transitions. [2019-10-22 10:18:25,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:18:25,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:25,764 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 154 states and 279 transitions. [2019-10-22 10:18:26,548 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 279 transitions. [2019-10-22 10:18:26,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-22 10:18:26,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:26,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:26,587 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 157 states and 285 transitions. [2019-10-22 10:18:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 285 transitions. [2019-10-22 10:18:26,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:18:26,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:27,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:27,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 160 states and 292 transitions. [2019-10-22 10:18:27,114 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 292 transitions. [2019-10-22 10:18:27,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:18:27,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:27,159 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:18:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 163 states and 295 transitions. [2019-10-22 10:18:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 295 transitions. [2019-10-22 10:18:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-22 10:18:27,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 165 states and 295 transitions. [2019-10-22 10:18:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 295 transitions. [2019-10-22 10:18:27,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-22 10:18:27,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:27,886 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 168 states and 302 transitions. [2019-10-22 10:18:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 302 transitions. [2019-10-22 10:18:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:18:28,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:18:29,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:29,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 179 states and 335 transitions. [2019-10-22 10:18:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 335 transitions. [2019-10-22 10:18:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:18:29,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:29,652 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 180 states and 336 transitions. [2019-10-22 10:18:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 336 transitions. [2019-10-22 10:18:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:18:29,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:18:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:30,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 188 states and 349 transitions. [2019-10-22 10:18:30,834 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 349 transitions. [2019-10-22 10:18:30,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-22 10:18:30,835 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:18:33,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:33,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 196 states and 371 transitions. [2019-10-22 10:18:33,228 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 371 transitions. [2019-10-22 10:18:33,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-22 10:18:33,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:33,257 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-22 10:18:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 204 states and 384 transitions. [2019-10-22 10:18:34,443 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 384 transitions. [2019-10-22 10:18:34,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-10-22 10:18:34,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:34,812 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 10:18:36,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:36,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 214 states and 400 transitions. [2019-10-22 10:18:36,556 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 400 transitions. [2019-10-22 10:18:36,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-22 10:18:36,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:36,592 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 10:18:38,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 224 states and 424 transitions. [2019-10-22 10:18:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 424 transitions. [2019-10-22 10:18:38,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-22 10:18:38,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-22 10:18:39,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:39,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 217 states and 409 transitions. [2019-10-22 10:18:39,025 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 409 transitions. [2019-10-22 10:18:39,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-22 10:18:39,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:39,056 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:18:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 218 states and 410 transitions. [2019-10-22 10:18:39,085 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 410 transitions. [2019-10-22 10:18:39,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-22 10:18:39,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:39,117 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 10:18:39,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:39,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 220 states and 412 transitions. [2019-10-22 10:18:39,462 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 412 transitions. [2019-10-22 10:18:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-10-22 10:18:39,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:39,495 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 10:18:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 221 states and 413 transitions. [2019-10-22 10:18:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 413 transitions. [2019-10-22 10:18:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:18:39,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:18:39,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:39,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 190 states and 334 transitions. [2019-10-22 10:18:39,583 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 334 transitions. [2019-10-22 10:18:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-10-22 10:18:39,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:39,611 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-22 10:18:39,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:39,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 192 states and 338 transitions. [2019-10-22 10:18:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 338 transitions. [2019-10-22 10:18:39,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-10-22 10:18:39,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:39,982 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-10-22 10:18:40,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:40,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 193 states and 339 transitions. [2019-10-22 10:18:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 339 transitions. [2019-10-22 10:18:40,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-22 10:18:40,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:40,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:40,062 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-10-22 10:18:40,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:40,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 194 states and 340 transitions. [2019-10-22 10:18:40,096 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 340 transitions. [2019-10-22 10:18:40,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-22 10:18:40,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-22 10:18:40,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:40,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 182 states and 314 transitions. [2019-10-22 10:18:40,158 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 314 transitions. [2019-10-22 10:18:40,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-10-22 10:18:40,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:40,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-10-22 10:18:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 182 states and 311 transitions. [2019-10-22 10:18:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 311 transitions. [2019-10-22 10:18:40,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2019-10-22 10:18:40,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:40,858 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-10-22 10:18:41,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 193 states and 327 transitions. [2019-10-22 10:18:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 327 transitions. [2019-10-22 10:18:41,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-22 10:18:41,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:41,655 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 10:18:42,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:42,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 193 states and 320 transitions. [2019-10-22 10:18:42,516 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 320 transitions. [2019-10-22 10:18:42,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-22 10:18:42,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-22 10:18:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:43,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 193 states and 315 transitions. [2019-10-22 10:18:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 315 transitions. [2019-10-22 10:18:43,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-22 10:18:43,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:43,922 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-10-22 10:18:44,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:44,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 198 states and 325 transitions. [2019-10-22 10:18:44,638 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 325 transitions. [2019-10-22 10:18:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-10-22 10:18:44,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:44,667 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-10-22 10:18:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:44,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 195 states and 319 transitions. [2019-10-22 10:18:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 319 transitions. [2019-10-22 10:18:44,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-10-22 10:18:44,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-10-22 10:18:44,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:44,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 197 states and 322 transitions. [2019-10-22 10:18:44,782 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 322 transitions. [2019-10-22 10:18:44,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-10-22 10:18:44,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:44,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:44,957 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-10-22 10:18:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 197 states and 318 transitions. [2019-10-22 10:18:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 318 transitions. [2019-10-22 10:18:46,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-10-22 10:18:46,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:18:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:18:46,913 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 61 proven. 7 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-10-22 10:18:47,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:18:47,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 157 states and 230 transitions. [2019-10-22 10:18:47,686 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 230 transitions. [2019-10-22 10:18:47,686 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:18:47,686 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 48 iterations. [2019-10-22 10:18:47,694 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:18:48,298 INFO L575 CodeCheckObserver]: Invariant with dag size 13 [2019-10-22 10:18:48,306 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,306 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,306 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,306 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,306 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,306 INFO L575 CodeCheckObserver]: Invariant with dag size 17 [2019-10-22 10:18:48,307 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,308 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,308 INFO L575 CodeCheckObserver]: Invariant with dag size 3 [2019-10-22 10:18:48,308 INFO L575 CodeCheckObserver]: Invariant with dag size 8 [2019-10-22 10:18:48,308 INFO L575 CodeCheckObserver]: Invariant with dag size 7 [2019-10-22 10:18:48,309 INFO L575 CodeCheckObserver]: Invariant with dag size 11 [2019-10-22 10:18:48,309 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:18:48,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:18:48 ImpRootNode [2019-10-22 10:18:48,310 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:18:48,310 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:18:48,311 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:18:48,311 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:18:48,311 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:18:17" (3/4) ... [2019-10-22 10:18:48,315 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:18:48,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-10-22 10:18:48,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-10-22 10:18:48,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-10-22 10:18:48,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-10-22 10:18:48,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-10-22 10:18:48,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-10-22 10:18:48,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2019-10-22 10:18:48,323 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2019-10-22 10:18:48,335 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2019-10-22 10:18:48,335 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-10-22 10:18:48,335 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-10-22 10:18:48,336 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 10:18:48,336 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:18:48,336 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:18:48,378 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical))) || 0 == systemActive) || !(pumpRunning == 0) [2019-10-22 10:18:48,379 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2019-10-22 10:18:48,432 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d2879550-0565-4103-b268-020c7d38b424/bin/ukojak/witness.graphml [2019-10-22 10:18:48,432 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:18:48,434 INFO L168 Benchmark]: Toolchain (without parser) took 32603.87 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 653.8 MB). Free memory was 944.5 MB in the beginning and 1.4 GB in the end (delta: -446.4 MB). Peak memory consumption was 207.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:48,435 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:18:48,435 INFO L168 Benchmark]: CACSL2BoogieTranslator took 501.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:48,435 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.64 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. [2019-10-22 10:18:48,436 INFO L168 Benchmark]: Boogie Preprocessor took 26.23 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:48,436 INFO L168 Benchmark]: RCFGBuilder took 994.09 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: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:48,436 INFO L168 Benchmark]: CodeCheck took 30903.75 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 507.5 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -376.5 MB). Peak memory consumption was 131.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:48,436 INFO L168 Benchmark]: Witness Printer took 122.10 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:18:48,438 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: SAFE, OverallTime: 30.2s, OverallIterations: 48, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1815015864 SDtfs, 150149738 SDslu, -99872872 SDs, 0 SdLazy, 1490401230 SolverSat, 172243496 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 45.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30107 GetRequests, 29468 SyntacticMatches, 202 SemanticMatches, 437 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88013 ImplicationChecksByTransitivity, 25.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 2621 NumberOfCodeBlocks, 2621 NumberOfCodeBlocksAsserted, 47 NumberOfCheckSat, 2574 ConstructedInterpolants, 0 QuantifiedInterpolants, 323536 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 47 InterpolantComputations, 33 PerfectInterpolantSequences, 1177/1259 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: 462]: 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: 409]: Loop Invariant Derived loop invariant: (((1 == tmp && 0 == methaneLevelCritical) && 1 == waterLevel) && tmp == systemActive) && pumpRunning == 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: (((pumpRunning == \old(pumpRunning) && \old(waterLevel) == waterLevel) || (pumpRunning == \old(pumpRunning) && !(0 == methaneLevelCritical))) || 0 == systemActive) || !(pumpRunning == 0) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: (0 == systemActive || 0 == methaneLevelCritical) || pumpRunning == 0 - InvariantResult [Line: 475]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((0 == systemActive || pumpRunning == 0) || 0 == methaneLevelCritical) || 3 < splverifierCounter - InvariantResult [Line: 335]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 501.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.64 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 26.23 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 994.09 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: 82.9 MB). Peak memory consumption was 82.9 MB. Max. memory is 11.5 GB. * CodeCheck took 30903.75 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 507.5 MB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -376.5 MB). Peak memory consumption was 131.0 MB. Max. memory is 11.5 GB. * Witness Printer took 122.10 ms. Allocated memory is still 1.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 20.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...