./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product17_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product17_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8bc03304053b87222b24c5c9ce9e3cebe0230704 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 15:11:50,385 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 15:11:50,386 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 15:11:50,392 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 15:11:50,392 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 15:11:50,393 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 15:11:50,393 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 15:11:50,394 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 15:11:50,395 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 15:11:50,395 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 15:11:50,396 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 15:11:50,396 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 15:11:50,396 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 15:11:50,397 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 15:11:50,397 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 15:11:50,398 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 15:11:50,398 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 15:11:50,399 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 15:11:50,400 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 15:11:50,400 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 15:11:50,401 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 15:11:50,401 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 15:11:50,402 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 15:11:50,402 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 15:11:50,403 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 15:11:50,403 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 15:11:50,403 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 15:11:50,404 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 15:11:50,404 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 15:11:50,405 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 15:11:50,405 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 15:11:50,405 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 15:11:50,405 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 15:11:50,405 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 15:11:50,406 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 15:11:50,406 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 15:11:50,406 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 15:11:50,413 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 15:11:50,414 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 15:11:50,414 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 15:11:50,414 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 15:11:50,415 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 15:11:50,415 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 15:11:50,415 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 15:11:50,416 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 15:11:50,416 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 15:11:50,416 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 15:11:50,416 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 15:11:50,417 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 15:11:50,417 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 15:11:50,417 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 15:11:50,417 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 15:11:50,417 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8bc03304053b87222b24c5c9ce9e3cebe0230704 [2018-12-08 15:11:50,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 15:11:50,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 15:11:50,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 15:11:50,443 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 15:11:50,443 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 15:11:50,444 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product17_true-unreach-call_false-termination.cil.c [2018-12-08 15:11:50,477 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/data/90e90967b/2111683505934417b3c3594f80616597/FLAG6e613c960 [2018-12-08 15:11:50,905 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 15:11:50,905 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/sv-benchmarks/c/product-lines/minepump_spec2_product17_true-unreach-call_false-termination.cil.c [2018-12-08 15:11:50,911 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/data/90e90967b/2111683505934417b3c3594f80616597/FLAG6e613c960 [2018-12-08 15:11:50,919 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/data/90e90967b/2111683505934417b3c3594f80616597 [2018-12-08 15:11:50,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 15:11:50,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 15:11:50,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 15:11:50,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 15:11:50,924 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 15:11:50,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:11:50" (1/1) ... [2018-12-08 15:11:50,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc82c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:50, skipping insertion in model container [2018-12-08 15:11:50,926 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 03:11:50" (1/1) ... [2018-12-08 15:11:50,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 15:11:50,951 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 15:11:51,095 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:11:51,134 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 15:11:51,174 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 15:11:51,189 INFO L195 MainTranslator]: Completed translation [2018-12-08 15:11:51,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51 WrapperNode [2018-12-08 15:11:51,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 15:11:51,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 15:11:51,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 15:11:51,190 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 15:11:51,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 15:11:51,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 15:11:51,221 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 15:11:51,221 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 15:11:51,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,232 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,237 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 15:11:51,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 15:11:51,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 15:11:51,239 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 15:11:51,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 03:11:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 15:11:51,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 15:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-08 15:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-08 15:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-08 15:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-08 15:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-08 15:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-08 15:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-08 15:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-08 15:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-08 15:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-08 15:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-08 15:11:51,272 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-08 15:11:51,272 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-08 15:11:51,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 15:11:51,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 15:11:51,642 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 15:11:51,643 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-08 15:11:51,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:11:51 BoogieIcfgContainer [2018-12-08 15:11:51,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 15:11:51,644 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 15:11:51,644 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 15:11:51,653 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 15:11:51,653 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:11:51" (1/1) ... [2018-12-08 15:11:51,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 15:11:51,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:51,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-12-08 15:11:51,686 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-12-08 15:11:51,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-08 15:11:51,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:51,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:51,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-12-08 15:11:51,802 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-12-08 15:11:51,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 15:11:51,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:51,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:51,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:51,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-08 15:11:51,867 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-08 15:11:51,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 15:11:51,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:51,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:51,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:51,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 58 states and 81 transitions. [2018-12-08 15:11:51,981 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 81 transitions. [2018-12-08 15:11:51,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 15:11:51,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:51,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:52,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2018-12-08 15:11:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2018-12-08 15:11:52,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-08 15:11:52,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:52,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:52,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2018-12-08 15:11:52,057 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2018-12-08 15:11:52,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-08 15:11:52,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:52,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:52,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 104 transitions. [2018-12-08 15:11:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2018-12-08 15:11:52,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-08 15:11:52,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:52,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2018-12-08 15:11:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2018-12-08 15:11:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 15:11:52,638 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 86 states and 138 transitions. [2018-12-08 15:11:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 138 transitions. [2018-12-08 15:11:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 15:11:52,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:52,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:52,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 87 states and 139 transitions. [2018-12-08 15:11:52,787 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 139 transitions. [2018-12-08 15:11:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-08 15:11:52,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:52,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:52,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 88 states and 140 transitions. [2018-12-08 15:11:52,811 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 140 transitions. [2018-12-08 15:11:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-08 15:11:52,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:52,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 15:11:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 147 transitions. [2018-12-08 15:11:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 147 transitions. [2018-12-08 15:11:53,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-08 15:11:53,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:53,056 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:11:53,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:53,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 99 states and 159 transitions. [2018-12-08 15:11:53,212 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 159 transitions. [2018-12-08 15:11:53,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 15:11:53,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:53,236 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:11:53,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:53,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 155 transitions. [2018-12-08 15:11:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2018-12-08 15:11:53,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-08 15:11:53,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:53,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-08 15:11:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:54,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 104 states and 175 transitions. [2018-12-08 15:11:54,067 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2018-12-08 15:11:54,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-08 15:11:54,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:11:54,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:54,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 106 states and 179 transitions. [2018-12-08 15:11:54,208 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 179 transitions. [2018-12-08 15:11:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-08 15:11:54,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:11:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 115 states and 197 transitions. [2018-12-08 15:11:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 197 transitions. [2018-12-08 15:11:54,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-08 15:11:54,413 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:54,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 15:11:55,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:55,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 132 states and 248 transitions. [2018-12-08 15:11:55,356 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 248 transitions. [2018-12-08 15:11:55,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 15:11:55,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:55,371 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:11:55,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:55,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 133 states and 249 transitions. [2018-12-08 15:11:55,381 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 249 transitions. [2018-12-08 15:11:55,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-08 15:11:55,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 15:11:55,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:55,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 134 states and 250 transitions. [2018-12-08 15:11:55,407 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 250 transitions. [2018-12-08 15:11:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 15:11:55,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 15:11:55,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 135 states and 251 transitions. [2018-12-08 15:11:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 251 transitions. [2018-12-08 15:11:55,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 15:11:55,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:55,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 15:11:55,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:55,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 136 states and 252 transitions. [2018-12-08 15:11:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 252 transitions. [2018-12-08 15:11:55,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-08 15:11:55,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:55,552 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 15:11:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 137 states and 253 transitions. [2018-12-08 15:11:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 253 transitions. [2018-12-08 15:11:55,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-08 15:11:55,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-08 15:11:56,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 146 states and 280 transitions. [2018-12-08 15:11:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 280 transitions. [2018-12-08 15:11:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-08 15:11:56,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:56,357 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 15:11:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 150 states and 287 transitions. [2018-12-08 15:11:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 287 transitions. [2018-12-08 15:11:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-08 15:11:56,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 15:11:57,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:57,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 154 states and 296 transitions. [2018-12-08 15:11:57,463 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 296 transitions. [2018-12-08 15:11:57,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 15:11:57,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 15:11:57,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 152 states and 292 transitions. [2018-12-08 15:11:57,501 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 292 transitions. [2018-12-08 15:11:57,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-08 15:11:57,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:57,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:57,520 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 26 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-08 15:11:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 143 states and 269 transitions. [2018-12-08 15:11:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 269 transitions. [2018-12-08 15:11:57,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-08 15:11:57,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 15:11:58,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:58,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 149 states and 282 transitions. [2018-12-08 15:11:58,273 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 282 transitions. [2018-12-08 15:11:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-08 15:11:58,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:58,285 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-08 15:11:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:58,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 149 states and 281 transitions. [2018-12-08 15:11:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 281 transitions. [2018-12-08 15:11:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-08 15:11:58,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:58,330 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 15:11:58,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 151 states and 284 transitions. [2018-12-08 15:11:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 284 transitions. [2018-12-08 15:11:58,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-08 15:11:58,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:58,522 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 15:11:58,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 153 states and 285 transitions. [2018-12-08 15:11:58,768 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 285 transitions. [2018-12-08 15:11:58,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 15:11:58,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:58,784 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 15:11:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 149 states and 275 transitions. [2018-12-08 15:11:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 275 transitions. [2018-12-08 15:11:58,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-08 15:11:58,802 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:58,817 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 15:11:58,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 150 states and 276 transitions. [2018-12-08 15:11:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 276 transitions. [2018-12-08 15:11:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-08 15:11:58,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:58,853 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-08 15:11:58,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:11:58,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 143 states and 263 transitions. [2018-12-08 15:11:58,872 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 263 transitions. [2018-12-08 15:11:58,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-08 15:11:58,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:11:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:11:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 30 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-08 15:12:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:12:00,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 154 states and 285 transitions. [2018-12-08 15:12:00,015 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 285 transitions. [2018-12-08 15:12:00,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-08 15:12:00,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 15:12:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 15:12:00,029 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 15:12:00,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 15:12:00,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 76 states and 107 transitions. [2018-12-08 15:12:00,375 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2018-12-08 15:12:00,375 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 15:12:00,375 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2018-12-08 15:12:00,381 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 15:12:00,551 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-08 15:12:00,556 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,556 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 15:12:00,556 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,557 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 15:12:00,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 03:12:00 ImpRootNode [2018-12-08 15:12:00,558 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 15:12:00,558 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 15:12:00,558 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 15:12:00,558 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 15:12:00,558 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 03:11:51" (3/4) ... [2018-12-08 15:12:00,560 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 15:12:00,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-08 15:12:00,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-08 15:12:00,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-08 15:12:00,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-08 15:12:00,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-08 15:12:00,564 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-08 15:12:00,567 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2018-12-08 15:12:00,567 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2018-12-08 15:12:00,568 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-08 15:12:00,568 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-08 15:12:00,568 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 15:12:00,568 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 15:12:00,585 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || 0 == systemActive [2018-12-08 15:12:00,586 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(0 == pumpRunning) [2018-12-08 15:12:00,586 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == methaneLevelCritical || !(0 == pumpRunning)) || 0 == tmp) || !(pumpRunning == \old(pumpRunning)) [2018-12-08 15:12:00,607 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9696e007-9f21-42e0-a866-381f1158e0d5/bin-2019/ukojak/witness.graphml [2018-12-08 15:12:00,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 15:12:00,607 INFO L168 Benchmark]: Toolchain (without parser) took 9686.30 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 317.7 MB). Free memory was 951.7 MB in the beginning and 1.2 GB in the end (delta: -243.1 MB). Peak memory consumption was 74.6 MB. Max. memory is 11.5 GB. [2018-12-08 15:12:00,608 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 15:12:00,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. [2018-12-08 15:12:00,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-08 15:12:00,609 INFO L168 Benchmark]: Boogie Preprocessor took 17.25 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 15:12:00,609 INFO L168 Benchmark]: RCFGBuilder took 404.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. [2018-12-08 15:12:00,609 INFO L168 Benchmark]: CodeCheck took 8914.00 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 207.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. [2018-12-08 15:12:00,609 INFO L168 Benchmark]: Witness Printer took 49.25 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. [2018-12-08 15:12:00,610 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 67 locations, 1 error locations. SAFE Result, 8.7s OverallTime, 37 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1936175056 SDtfs, 698425298 SDslu, 506567388 SDs, 0 SdLazy, 1371377426 SolverSat, -1794035376 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16338 GetRequests, 15932 SyntacticMatches, 166 SemanticMatches, 240 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25630 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1638 NumberOfCodeBlocks, 1638 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 1602 ConstructedInterpolants, 0 QuantifiedInterpolants, 166314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 24 PerfectInterpolantSequences, 698/772 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 402]: 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: 247]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(0 == pumpRunning) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: ((tmp == methaneLevelCritical || !(0 == pumpRunning)) || 0 == tmp) || !(pumpRunning == \old(pumpRunning)) - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(0 == pumpRunning)) || 0 == systemActive - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 895]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 267.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 28.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.80 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.25 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 404.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.5 MB). Peak memory consumption was 58.5 MB. Max. memory is 11.5 GB. * CodeCheck took 8914.00 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 207.6 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -169.2 MB). Peak memory consumption was 38.4 MB. Max. memory is 11.5 GB. * Witness Printer took 49.25 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...