./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product34_false-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_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product34_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/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 f18aab99c70cc7d44332259818cc5069ce850e66 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:05:46,029 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:05:46,030 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:05:46,038 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:05:46,038 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:05:46,039 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:05:46,040 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:05:46,040 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:05:46,041 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:05:46,042 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:05:46,043 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:05:46,043 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:05:46,044 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:05:46,044 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:05:46,045 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:05:46,046 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:05:46,046 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:05:46,047 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:05:46,048 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:05:46,049 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:05:46,049 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:05:46,050 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:05:46,051 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:05:46,051 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:05:46,051 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:05:46,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:05:46,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:05:46,052 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:05:46,052 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:05:46,053 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:05:46,053 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:05:46,054 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:05:46,054 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:05:46,054 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:05:46,055 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:05:46,055 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:05:46,055 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 12:05:46,065 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:05:46,065 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:05:46,066 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:05:46,066 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:05:46,066 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:05:46,067 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:05:46,067 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:05:46,067 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:05:46,067 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:05:46,067 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:05:46,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:05:46,068 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:05:46,068 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:05:46,068 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:05:46,068 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:05:46,068 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:05:46,068 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:05:46,068 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:05:46,069 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:05:46,069 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:05:46,069 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:05:46,069 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:05:46,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:05:46,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:05:46,069 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:05:46,070 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:05:46,070 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 12:05:46,070 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:05:46,070 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 12:05:46,070 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_d4bc7039-b48a-4f4a-ab46-e0de35188b80/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 -> f18aab99c70cc7d44332259818cc5069ce850e66 [2018-12-02 12:05:46,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:05:46,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:05:46,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:05:46,106 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:05:46,106 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:05:46,107 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product34_false-unreach-call_false-termination.cil.c [2018-12-02 12:05:46,148 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/data/8d3e4d7a9/03b68bae70d748eba37b0f910e62c82a/FLAG8b9eb92fb [2018-12-02 12:05:46,460 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:05:46,460 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/sv-benchmarks/c/product-lines/minepump_spec2_product34_false-unreach-call_false-termination.cil.c [2018-12-02 12:05:46,466 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/data/8d3e4d7a9/03b68bae70d748eba37b0f910e62c82a/FLAG8b9eb92fb [2018-12-02 12:05:46,474 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/data/8d3e4d7a9/03b68bae70d748eba37b0f910e62c82a [2018-12-02 12:05:46,476 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:05:46,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:05:46,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:05:46,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:05:46,481 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:05:46,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46, skipping insertion in model container [2018-12-02 12:05:46,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:05:46,512 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:05:46,658 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:05:46,701 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:05:46,745 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:05:46,759 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:05:46,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46 WrapperNode [2018-12-02 12:05:46,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:05:46,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:05:46,760 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:05:46,760 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:05:46,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:05:46,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:05:46,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:05:46,792 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:05:46,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... [2018-12-02 12:05:46,810 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:05:46,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:05:46,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:05:46,810 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:05:46,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:05:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/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 [2018-12-02 12:05:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:05:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 12:05:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 12:05:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 12:05:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 12:05:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 12:05:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 12:05:46,844 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 12:05:46,844 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 12:05:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 12:05:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 12:05:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 12:05:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 12:05:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 12:05:46,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:05:46,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:05:47,222 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:05:47,222 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-02 12:05:47,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:05:47 BoogieIcfgContainer [2018-12-02 12:05:47,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:05:47,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:05:47,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:05:47,229 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:05:47,229 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:05:47" (1/1) ... [2018-12-02 12:05:47,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:05:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2018-12-02 12:05:47,260 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2018-12-02 12:05:47,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 12:05:47,264 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:47,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2018-12-02 12:05:47,386 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2018-12-02 12:05:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-02 12:05:47,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:47,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-02 12:05:47,446 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-02 12:05:47,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 12:05:47,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:47,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2018-12-02 12:05:47,641 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2018-12-02 12:05:47,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 12:05:47,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:47,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 63 states and 90 transitions. [2018-12-02 12:05:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2018-12-02 12:05:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 12:05:47,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:47,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:47,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2018-12-02 12:05:47,724 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2018-12-02 12:05:47,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:05:47,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2018-12-02 12:05:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2018-12-02 12:05:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 12:05:47,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:47,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:47,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2018-12-02 12:05:47,960 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2018-12-02 12:05:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 12:05:47,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:48,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 86 states and 135 transitions. [2018-12-02 12:05:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 135 transitions. [2018-12-02 12:05:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 12:05:48,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:48,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:48,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:48,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:48,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 87 states and 136 transitions. [2018-12-02 12:05:48,245 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2018-12-02 12:05:48,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 12:05:48,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:48,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2018-12-02 12:05:48,934 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2018-12-02 12:05:48,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 12:05:48,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:48,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:48,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:48,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 175 transitions. [2018-12-02 12:05:48,963 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 175 transitions. [2018-12-02 12:05:48,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 12:05:48,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:48,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:48,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:48,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 176 transitions. [2018-12-02 12:05:48,988 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2018-12-02 12:05:48,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 12:05:48,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:05:49,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:49,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 108 states and 178 transitions. [2018-12-02 12:05:49,025 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 178 transitions. [2018-12-02 12:05:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-02 12:05:49,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:49,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:49,066 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:49,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:49,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 114 states and 193 transitions. [2018-12-02 12:05:49,284 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 193 transitions. [2018-12-02 12:05:49,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 12:05:49,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:49,298 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:49,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 112 states and 189 transitions. [2018-12-02 12:05:49,312 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2018-12-02 12:05:49,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 12:05:49,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:05:49,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 115 states and 196 transitions. [2018-12-02 12:05:49,867 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 196 transitions. [2018-12-02 12:05:49,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 12:05:49,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:49,883 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 12:05:49,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:49,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 117 states and 197 transitions. [2018-12-02 12:05:49,993 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 197 transitions. [2018-12-02 12:05:49,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-02 12:05:49,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:50,261 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:05:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 132 states and 238 transitions. [2018-12-02 12:05:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 238 transitions. [2018-12-02 12:05:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 12:05:51,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:51,932 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:52,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:52,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 134 states and 243 transitions. [2018-12-02 12:05:52,285 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 243 transitions. [2018-12-02 12:05:52,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 12:05:52,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:52,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:05:55,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 150 states and 284 transitions. [2018-12-02 12:05:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 284 transitions. [2018-12-02 12:05:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 12:05:55,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:55,813 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:56,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 151 states and 286 transitions. [2018-12-02 12:05:56,027 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 286 transitions. [2018-12-02 12:05:56,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 12:05:56,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:56,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:56,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:56,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 152 states and 288 transitions. [2018-12-02 12:05:56,329 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 288 transitions. [2018-12-02 12:05:56,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 12:05:56,330 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:56,412 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 12:05:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 159 states and 308 transitions. [2018-12-02 12:05:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 308 transitions. [2018-12-02 12:05:57,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 12:05:57,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:57,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 161 states and 313 transitions. [2018-12-02 12:05:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 313 transitions. [2018-12-02 12:05:57,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-02 12:05:57,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:57,463 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 12:05:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 163 states and 315 transitions. [2018-12-02 12:05:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 315 transitions. [2018-12-02 12:05:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 12:05:57,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:57,765 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 12:05:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 175 states and 352 transitions. [2018-12-02 12:05:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 352 transitions. [2018-12-02 12:05:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 12:05:59,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:59,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:59,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 177 states and 354 transitions. [2018-12-02 12:05:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 354 transitions. [2018-12-02 12:05:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 12:05:59,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:05:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:05:59,561 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:05:59,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:05:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 184 states and 382 transitions. [2018-12-02 12:05:59,995 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 382 transitions. [2018-12-02 12:05:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 12:05:59,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:00,095 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 12:06:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:00,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 186 states and 389 transitions. [2018-12-02 12:06:00,326 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 389 transitions. [2018-12-02 12:06:00,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 12:06:00,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:00,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:06:01,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:01,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 198 states and 432 transitions. [2018-12-02 12:06:01,105 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 432 transitions. [2018-12-02 12:06:01,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 12:06:01,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:01,116 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:06:01,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:01,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 199 states and 436 transitions. [2018-12-02 12:06:01,128 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 436 transitions. [2018-12-02 12:06:01,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 12:06:01,129 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:01,141 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:06:01,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:01,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 201 states and 437 transitions. [2018-12-02 12:06:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 437 transitions. [2018-12-02 12:06:01,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 12:06:01,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:01,450 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 12:06:01,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:01,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 202 states and 438 transitions. [2018-12-02 12:06:01,465 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 438 transitions. [2018-12-02 12:06:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 12:06:01,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:01,486 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:06:01,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:01,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 203 states and 439 transitions. [2018-12-02 12:06:01,495 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 439 transitions. [2018-12-02 12:06:01,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 12:06:01,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:01,504 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:06:01,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:01,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 205 states and 443 transitions. [2018-12-02 12:06:01,831 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 443 transitions. [2018-12-02 12:06:01,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 12:06:01,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:01,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:06:05,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 224 states and 510 transitions. [2018-12-02 12:06:05,848 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 510 transitions. [2018-12-02 12:06:05,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 12:06:05,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 12:06:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:06,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 226 states and 520 transitions. [2018-12-02 12:06:06,131 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 520 transitions. [2018-12-02 12:06:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 12:06:06,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 12:06:06,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 227 states and 521 transitions. [2018-12-02 12:06:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 521 transitions. [2018-12-02 12:06:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 12:06:06,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 12:06:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:06,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 228 states and 522 transitions. [2018-12-02 12:06:06,285 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 522 transitions. [2018-12-02 12:06:06,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 12:06:06,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:06,659 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:06:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 237 states and 565 transitions. [2018-12-02 12:06:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 565 transitions. [2018-12-02 12:06:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 12:06:08,959 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:08,970 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:06:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:09,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 239 states and 571 transitions. [2018-12-02 12:06:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 571 transitions. [2018-12-02 12:06:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 12:06:09,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:09,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:06:09,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:09,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 241 states and 573 transitions. [2018-12-02 12:06:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 573 transitions. [2018-12-02 12:06:09,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 12:06:09,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:09,546 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:06:09,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:09,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 243 states and 575 transitions. [2018-12-02 12:06:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 575 transitions. [2018-12-02 12:06:09,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 12:06:09,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:09,966 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 12:06:10,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:10,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 244 states and 578 transitions. [2018-12-02 12:06:10,799 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 578 transitions. [2018-12-02 12:06:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 12:06:10,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:06:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 12:06:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:06:12,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 248 states and 578 transitions. [2018-12-02 12:06:12,745 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 578 transitions. [2018-12-02 12:06:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 12:06:12,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:06:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:06:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:06:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:06:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:06:12,938 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 46 iterations. [2018-12-02 12:06:13,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:06:13 ImpRootNode [2018-12-02 12:06:13,026 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 12:06:13,027 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:06:13,027 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:06:13,027 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:06:13,027 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:05:47" (3/4) ... [2018-12-02 12:06:13,029 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-02 12:06:13,093 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d4bc7039-b48a-4f4a-ab46-e0de35188b80/bin-2019/ukojak/witness.graphml [2018-12-02 12:06:13,093 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:06:13,094 INFO L168 Benchmark]: Toolchain (without parser) took 26617.48 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 638.1 MB). Free memory was 951.7 MB in the beginning and 1.5 GB in the end (delta: -564.2 MB). Peak memory consumption was 73.9 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:13,095 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-12-02 12:06:13,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 282.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -190.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:13,095 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.80 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:13,095 INFO L168 Benchmark]: Boogie Preprocessor took 17.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:06:13,095 INFO L168 Benchmark]: RCFGBuilder took 412.44 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: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:13,096 INFO L168 Benchmark]: CodeCheck took 25803.58 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 483.4 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -469.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:13,096 INFO L168 Benchmark]: Witness Printer took 66.74 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-12-02 12:06:13,097 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, 68 locations, 1 error locations. UNSAFE Result, 25.6s OverallTime, 46 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1535804244 SDtfs, 534247984 SDslu, -1300216836 SDs, 0 SdLazy, 504342796 SolverSat, -1348327856 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20665 GetRequests, 20115 SyntacticMatches, 64 SemanticMatches, 486 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110092 ImplicationChecksByTransitivity, 22.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1763 NumberOfCodeBlocks, 1763 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 1667 ConstructedInterpolants, 0 QuantifiedInterpolants, 157731 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 30 PerfectInterpolantSequences, 388/474 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 - CounterExampleResult [Line: 249]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L151] int waterLevel = 1; [L152] int methaneLevelCritical = 0; [L255] int methAndRunningLastTime ; [L498] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L765] int pumpRunning = 0; [L766] int systemActive = 1; [L123] int retValue_acc ; [L124] int tmp ; [L320] int retValue_acc ; [L323] retValue_acc = 1 [L324] return (retValue_acc); [L130] tmp = valid_product() [L132] COND TRUE \read(tmp) [L260] methAndRunningLastTime = 0 [L697] int splverifierCounter ; [L698] int tmp ; [L699] int tmp___0 ; [L700] int tmp___1 ; [L701] int tmp___2 ; [L704] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L706] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L708] COND TRUE splverifierCounter < 4 [L714] tmp = __VERIFIER_nondet_int() [L716] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L718] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L169] COND TRUE waterLevel < 2 [L170] waterLevel = waterLevel + 1 [L718] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L724] tmp___0 = __VERIFIER_nondet_int() [L726] COND TRUE \read(tmp___0) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L728] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L181] COND FALSE !(\read(methaneLevelCritical)) [L184] methaneLevelCritical = 1 [L728] RET changeMethaneLevel() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L734] tmp___2 = __VERIFIER_nondet_int() [L736] COND FALSE !(\read(tmp___2)) [L742] tmp___1 = __VERIFIER_nondet_int() [L744] COND TRUE \read(tmp___1) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L751] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L772] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L779] COND TRUE \read(systemActive) [L801] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L804] COND TRUE ! pumpRunning [L898] int retValue_acc ; [L899] int tmp ; [L900] int tmp___0 ; [L231] int retValue_acc ; [L234] COND FALSE !(waterLevel < 2) [L238] retValue_acc = 0 [L239] return (retValue_acc); [L904] tmp = isHighWaterSensorDry() [L906] COND FALSE !(\read(tmp)) [L909] tmp___0 = 1 [L911] retValue_acc = tmp___0 [L912] return (retValue_acc); [L806] tmp = isHighWaterLevel() [L808] COND TRUE \read(tmp) [L829] pumpRunning = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L265] int tmp ; [L266] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L270] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L190] int retValue_acc ; [L193] retValue_acc = methaneLevelCritical [L194] return (retValue_acc); [L270] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L270] tmp = isMethaneLevelCritical() [L272] COND TRUE \read(tmp) [L853] int retValue_acc ; [L856] retValue_acc = pumpRunning [L857] return (retValue_acc); [L274] tmp___0 = isPumpRunning() [L276] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L277] COND FALSE !(\read(methAndRunningLastTime)) [L282] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L751] RET timeShift() VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L706] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L708] COND TRUE splverifierCounter < 4 [L714] tmp = __VERIFIER_nondet_int() [L716] COND FALSE !(\read(tmp)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L724] tmp___0 = __VERIFIER_nondet_int() [L726] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L734] tmp___2 = __VERIFIER_nondet_int() [L736] COND TRUE \read(tmp___2) [L920] systemActive = 1 VAL [cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L751] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L772] COND TRUE \read(pumpRunning) [L157] COND TRUE waterLevel > 0 [L158] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L779] COND TRUE \read(systemActive) [L801] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L804] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L819] FCALL processEnvironment__wrappee__base() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L265] int tmp ; [L266] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L270] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L190] int retValue_acc ; [L193] retValue_acc = methaneLevelCritical [L194] return (retValue_acc); [L270] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L270] tmp = isMethaneLevelCritical() [L272] COND TRUE \read(tmp) [L853] int retValue_acc ; [L856] retValue_acc = pumpRunning [L857] return (retValue_acc); [L274] tmp___0 = isPumpRunning() [L276] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L277] COND TRUE \read(methAndRunningLastTime) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L249] __VERIFIER_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 282.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -190.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.80 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 412.44 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: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 11.5 GB. * CodeCheck took 25803.58 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 483.4 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -469.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * Witness Printer took 66.74 ms. Allocated memory is still 1.7 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...