./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product24_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_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product24_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/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 17a573274f1db5e4aeb22956c61c459b952d0c5d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 23:36:18,787 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 23:36:18,788 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 23:36:18,795 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 23:36:18,795 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 23:36:18,796 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 23:36:18,797 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 23:36:18,798 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 23:36:18,799 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 23:36:18,799 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 23:36:18,800 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 23:36:18,800 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 23:36:18,801 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 23:36:18,801 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 23:36:18,802 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 23:36:18,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 23:36:18,803 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 23:36:18,804 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 23:36:18,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 23:36:18,806 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 23:36:18,807 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 23:36:18,808 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 23:36:18,809 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 23:36:18,810 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 23:36:18,810 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 23:36:18,810 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 23:36:18,811 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 23:36:18,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 23:36:18,812 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 23:36:18,813 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 23:36:18,813 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 23:36:18,813 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 23:36:18,814 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 23:36:18,814 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 23:36:18,814 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 23:36:18,814 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 23:36:18,815 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 23:36:18,825 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 23:36:18,825 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 23:36:18,825 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 23:36:18,825 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 23:36:18,826 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 23:36:18,826 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 23:36:18,826 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 23:36:18,826 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 23:36:18,826 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 23:36:18,827 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 23:36:18,828 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 23:36:18,828 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 23:36:18,828 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 23:36:18,828 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 23:36:18,828 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 23:36:18,828 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 23:36:18,828 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 23:36:18,828 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 23:36:18,829 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 23:36:18,829 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 23:36:18,829 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 23:36:18,829 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_c3747252-286e-484e-a914-1ac4c0d8de6b/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 -> 17a573274f1db5e4aeb22956c61c459b952d0c5d [2018-12-02 23:36:18,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 23:36:18,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 23:36:18,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 23:36:18,858 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 23:36:18,858 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 23:36:18,858 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product24_true-unreach-call_false-termination.cil.c [2018-12-02 23:36:18,895 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/data/70ec1c600/d840f92c991b459ca484f891efbb15be/FLAGbc98566c3 [2018-12-02 23:36:19,216 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 23:36:19,216 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/sv-benchmarks/c/product-lines/minepump_spec1_product24_true-unreach-call_false-termination.cil.c [2018-12-02 23:36:19,224 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/data/70ec1c600/d840f92c991b459ca484f891efbb15be/FLAGbc98566c3 [2018-12-02 23:36:19,635 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/data/70ec1c600/d840f92c991b459ca484f891efbb15be [2018-12-02 23:36:19,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 23:36:19,638 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 23:36:19,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 23:36:19,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 23:36:19,641 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 23:36:19,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20866eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19, skipping insertion in model container [2018-12-02 23:36:19,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 23:36:19,672 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 23:36:19,817 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:36:19,825 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 23:36:19,904 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 23:36:19,918 INFO L195 MainTranslator]: Completed translation [2018-12-02 23:36:19,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19 WrapperNode [2018-12-02 23:36:19,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 23:36:19,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 23:36:19,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 23:36:19,919 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 23:36:19,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,933 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,950 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 23:36:19,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 23:36:19,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 23:36:19,950 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 23:36:19,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2018-12-02 23:36:19,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 23:36:19,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 23:36:19,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 23:36:19,969 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 23:36:19,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/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 23:36:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 23:36:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 23:36:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 23:36:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 23:36:20,004 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 23:36:20,004 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 23:36:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 23:36:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 23:36:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 23:36:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 23:36:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 23:36:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:36:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:36:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 23:36:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 23:36:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 23:36:20,005 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 23:36:20,005 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 23:36:20,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 23:36:20,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 23:36:20,426 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 23:36:20,426 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-02 23:36:20,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:20 BoogieIcfgContainer [2018-12-02 23:36:20,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 23:36:20,427 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 23:36:20,427 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 23:36:20,436 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 23:36:20,436 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:20" (1/1) ... [2018-12-02 23:36:20,445 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 23:36:20,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 64 states and 87 transitions. [2018-12-02 23:36:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2018-12-02 23:36:20,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 23:36:20,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:20,599 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 23:36:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:20,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2018-12-02 23:36:20,607 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2018-12-02 23:36:20,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-02 23:36:20,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:20,662 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 23:36:20,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 66 states and 88 transitions. [2018-12-02 23:36:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 88 transitions. [2018-12-02 23:36:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 23:36:20,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:20,739 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 23:36:20,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:20,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2018-12-02 23:36:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2018-12-02 23:36:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 23:36:20,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:20,823 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 23:36:20,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:20,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2018-12-02 23:36:20,972 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-12-02 23:36:20,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 23:36:20,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:21,007 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 23:36:21,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2018-12-02 23:36:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2018-12-02 23:36:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 23:36:21,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:21,046 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 23:36:21,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:21,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 110 transitions. [2018-12-02 23:36:21,055 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 110 transitions. [2018-12-02 23:36:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 23:36:21,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:21,149 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 23:36:21,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:21,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 96 states and 146 transitions. [2018-12-02 23:36:21,483 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2018-12-02 23:36:21,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 23:36:21,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:21,510 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 23:36:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 97 states and 147 transitions. [2018-12-02 23:36:21,519 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 147 transitions. [2018-12-02 23:36:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 23:36:21,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:21,583 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 23:36:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 116 states and 184 transitions. [2018-12-02 23:36:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 184 transitions. [2018-12-02 23:36:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 23:36:22,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,350 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 23:36:22,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 120 states and 190 transitions. [2018-12-02 23:36:22,429 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2018-12-02 23:36:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 23:36:22,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,466 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 23:36:22,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 121 states and 191 transitions. [2018-12-02 23:36:22,473 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 191 transitions. [2018-12-02 23:36:22,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 23:36:22,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,486 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 23:36:22,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 201 transitions. [2018-12-02 23:36:22,507 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 201 transitions. [2018-12-02 23:36:22,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 23:36:22,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,548 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 23:36:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 132 states and 216 transitions. [2018-12-02 23:36:22,617 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 216 transitions. [2018-12-02 23:36:22,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 23:36:22,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,665 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 23:36:22,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 134 states and 221 transitions. [2018-12-02 23:36:22,810 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 221 transitions. [2018-12-02 23:36:22,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-02 23:36:22,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,830 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 23:36:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 132 states and 215 transitions. [2018-12-02 23:36:22,848 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 215 transitions. [2018-12-02 23:36:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 23:36:22,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 23:36:22,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:22,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 224 transitions. [2018-12-02 23:36:22,902 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 224 transitions. [2018-12-02 23:36:22,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-02 23:36:22,904 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:22,982 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 23:36:23,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:23,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 247 transitions. [2018-12-02 23:36:23,446 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2018-12-02 23:36:23,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 23:36:23,446 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:23,458 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 23:36:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 144 states and 243 transitions. [2018-12-02 23:36:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 243 transitions. [2018-12-02 23:36:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 23:36:23,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:23,672 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 23:36:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:24,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 249 transitions. [2018-12-02 23:36:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 249 transitions. [2018-12-02 23:36:24,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 23:36:24,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:24,137 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 23:36:24,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:24,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 153 states and 262 transitions. [2018-12-02 23:36:24,503 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 262 transitions. [2018-12-02 23:36:24,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 23:36:24,504 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:24,516 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 23:36:24,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:24,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 154 states and 264 transitions. [2018-12-02 23:36:24,536 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 264 transitions. [2018-12-02 23:36:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 23:36:24,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 23:36:24,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:24,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 162 states and 276 transitions. [2018-12-02 23:36:24,710 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2018-12-02 23:36:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 23:36:24,710 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:24,721 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 23:36:24,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 163 states and 278 transitions. [2018-12-02 23:36:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 278 transitions. [2018-12-02 23:36:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-02 23:36:24,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:24,748 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 23:36:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 279 transitions. [2018-12-02 23:36:24,884 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 279 transitions. [2018-12-02 23:36:24,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 23:36:24,885 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 23:36:24,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 166 states and 280 transitions. [2018-12-02 23:36:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 280 transitions. [2018-12-02 23:36:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 23:36:24,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:24,922 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:26,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:26,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 183 states and 322 transitions. [2018-12-02 23:36:26,010 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 322 transitions. [2018-12-02 23:36:26,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 23:36:26,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:26,041 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:26,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 185 states and 323 transitions. [2018-12-02 23:36:26,193 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 323 transitions. [2018-12-02 23:36:26,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 23:36:26,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:27,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:27,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 195 states and 347 transitions. [2018-12-02 23:36:27,214 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 347 transitions. [2018-12-02 23:36:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 23:36:27,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:27,234 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 197 states and 350 transitions. [2018-12-02 23:36:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 350 transitions. [2018-12-02 23:36:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 23:36:27,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:27,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:27,423 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:27,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 198 states and 351 transitions. [2018-12-02 23:36:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 351 transitions. [2018-12-02 23:36:27,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-02 23:36:27,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:27,444 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:36:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 200 states and 353 transitions. [2018-12-02 23:36:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 353 transitions. [2018-12-02 23:36:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 23:36:27,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:27,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:27,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 201 states and 354 transitions. [2018-12-02 23:36:27,605 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 354 transitions. [2018-12-02 23:36:27,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-02 23:36:27,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:27,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:27,621 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:27,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:27,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 202 states and 355 transitions. [2018-12-02 23:36:27,632 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 355 transitions. [2018-12-02 23:36:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 23:36:27,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:27,646 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:36:27,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 198 states and 347 transitions. [2018-12-02 23:36:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 347 transitions. [2018-12-02 23:36:27,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 23:36:27,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:27,839 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 23:36:28,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:28,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 200 states and 348 transitions. [2018-12-02 23:36:28,020 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 348 transitions. [2018-12-02 23:36:28,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 23:36:28,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:28,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:28,039 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-02 23:36:28,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:28,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 203 states and 353 transitions. [2018-12-02 23:36:28,059 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 353 transitions. [2018-12-02 23:36:28,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 23:36:28,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:28,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:28,070 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:36:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:28,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 203 states and 351 transitions. [2018-12-02 23:36:28,377 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 351 transitions. [2018-12-02 23:36:28,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 23:36:28,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:28,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:28,388 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:36:28,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:28,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 205 states and 349 transitions. [2018-12-02 23:36:28,702 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 349 transitions. [2018-12-02 23:36:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 23:36:28,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 23:36:28,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:28,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 206 states and 350 transitions. [2018-12-02 23:36:28,723 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 350 transitions. [2018-12-02 23:36:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 23:36:28,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 23:36:29,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 165 states and 266 transitions. [2018-12-02 23:36:29,303 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 266 transitions. [2018-12-02 23:36:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-02 23:36:29,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,317 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 23:36:29,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 170 states and 273 transitions. [2018-12-02 23:36:29,426 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 273 transitions. [2018-12-02 23:36:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 23:36:29,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,436 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 23:36:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 168 states and 269 transitions. [2018-12-02 23:36:29,449 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 269 transitions. [2018-12-02 23:36:29,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 23:36:29,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,460 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 23:36:29,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 169 states and 272 transitions. [2018-12-02 23:36:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 272 transitions. [2018-12-02 23:36:29,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 23:36:29,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,670 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 23:36:29,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 172 states and 275 transitions. [2018-12-02 23:36:29,694 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 275 transitions. [2018-12-02 23:36:29,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 23:36:29,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,707 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 23:36:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 174 states and 277 transitions. [2018-12-02 23:36:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 277 transitions. [2018-12-02 23:36:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 23:36:29,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,743 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 23:36:29,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 176 states and 280 transitions. [2018-12-02 23:36:29,762 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 280 transitions. [2018-12-02 23:36:29,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 23:36:29,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,779 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 23:36:29,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 167 states and 263 transitions. [2018-12-02 23:36:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 263 transitions. [2018-12-02 23:36:29,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 23:36:29,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-02 23:36:29,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 168 states and 264 transitions. [2018-12-02 23:36:29,851 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 264 transitions. [2018-12-02 23:36:29,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-02 23:36:29,852 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 23:36:29,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 23:36:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 23:36:29,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 23:36:29,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 104 states and 143 transitions. [2018-12-02 23:36:29,905 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 143 transitions. [2018-12-02 23:36:29,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 23:36:29,905 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 50 iterations. [2018-12-02 23:36:29,911 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 23:36:30,111 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,114 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,114 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,114 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,114 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 23:36:30,117 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,117 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,117 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-02 23:36:30,117 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,118 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-02 23:36:30,118 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 23:36:30,118 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,118 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,118 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 23:36:30,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:36:30 ImpRootNode [2018-12-02 23:36:30,119 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 23:36:30,119 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 23:36:30,119 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 23:36:30,119 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 23:36:30,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:20" (3/4) ... [2018-12-02 23:36:30,123 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 23:36:30,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 23:36:30,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 23:36:30,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 23:36:30,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 23:36:30,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 23:36:30,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 23:36:30,128 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 23:36:30,129 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-12-02 23:36:30,133 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-12-02 23:36:30,133 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-02 23:36:30,133 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-02 23:36:30,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 23:36:30,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 23:36:30,134 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 23:36:30,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-02 23:36:30,155 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) [2018-12-02 23:36:30,181 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c3747252-286e-484e-a914-1ac4c0d8de6b/bin-2019/ukojak/witness.graphml [2018-12-02 23:36:30,182 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 23:36:30,182 INFO L168 Benchmark]: Toolchain (without parser) took 10544.97 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 492.3 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -214.4 MB). Peak memory consumption was 277.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:36:30,183 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. [2018-12-02 23:36:30,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. [2018-12-02 23:36:30,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.11 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 23:36:30,184 INFO L168 Benchmark]: Boogie Preprocessor took 18.90 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 23:36:30,184 INFO L168 Benchmark]: RCFGBuilder took 457.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 11.5 GB. [2018-12-02 23:36:30,184 INFO L168 Benchmark]: CodeCheck took 9692.03 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 366.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -141.7 MB). Peak memory consumption was 224.3 MB. Max. memory is 11.5 GB. [2018-12-02 23:36:30,184 INFO L168 Benchmark]: Witness Printer took 62.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-02 23:36:30,185 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 9 procedures, 83 locations, 1 error locations. SAFE Result, 9.4s OverallTime, 50 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 195308052 SDtfs, -1402310948 SDslu, -1844282820 SDs, 0 SdLazy, 200269164 SolverSat, -412679772 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 18.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21773 GetRequests, 21291 SyntacticMatches, 218 SemanticMatches, 264 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29380 ImplicationChecksByTransitivity, 7.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 2134 NumberOfCodeBlocks, 2134 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 2085 ConstructedInterpolants, 0 QuantifiedInterpolants, 201870 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 49 InterpolantComputations, 38 PerfectInterpolantSequences, 712/762 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: 534]: 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: 698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 0 == pumpRunning) && tmp == systemActive) && tmp == 1 - InvariantResult [Line: 553]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 720]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == pumpRunning) && !(0 == systemActive))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 728]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: !(tmp == 0) || methaneLevelCritical == tmp - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: pumpRunning == \old(pumpRunning) - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 613]: 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 280.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -162.0 MB). Peak memory consumption was 32.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.11 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 18.90 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 457.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 11.5 GB. * CodeCheck took 9692.03 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 366.0 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -141.7 MB). Peak memory consumption was 224.3 MB. Max. memory is 11.5 GB. * Witness Printer took 62.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...