./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db72a434ba2554f10f7540a58e5ab1c726dc8fbe ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-02 01:29:57,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 01:29:57,758 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 01:29:57,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 01:29:57,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 01:29:57,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 01:29:57,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 01:29:57,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 01:29:57,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 01:29:57,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 01:29:57,771 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 01:29:57,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 01:29:57,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 01:29:57,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 01:29:57,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 01:29:57,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 01:29:57,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 01:29:57,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 01:29:57,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 01:29:57,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 01:29:57,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 01:29:57,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 01:29:57,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 01:29:57,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 01:29:57,782 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 01:29:57,782 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 01:29:57,783 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 01:29:57,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 01:29:57,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 01:29:57,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 01:29:57,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 01:29:57,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 01:29:57,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 01:29:57,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 01:29:57,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 01:29:57,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 01:29:57,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 01:29:57,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 01:29:57,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 01:29:57,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 01:29:57,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 01:29:57,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-02 01:29:57,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 01:29:57,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 01:29:57,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 01:29:57,798 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 01:29:57,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 01:29:57,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 01:29:57,798 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 01:29:57,798 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-02 01:29:57,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 01:29:57,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 01:29:57,799 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 01:29:57,799 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 01:29:57,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 01:29:57,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 01:29:57,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 01:29:57,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 01:29:57,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 01:29:57,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 01:29:57,800 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 01:29:57,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 01:29:57,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 01:29:57,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db72a434ba2554f10f7540a58e5ab1c726dc8fbe [2019-12-02 01:29:57,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 01:29:57,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 01:29:57,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 01:29:57,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 01:29:57,920 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 01:29:57,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2019-12-02 01:29:57,957 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/data/4bbfef763/b1a7df0a99da4b698d3bd3324db11cca/FLAGca9a005ed [2019-12-02 01:29:58,424 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 01:29:58,425 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2019-12-02 01:29:58,433 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/data/4bbfef763/b1a7df0a99da4b698d3bd3324db11cca/FLAGca9a005ed [2019-12-02 01:29:58,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/data/4bbfef763/b1a7df0a99da4b698d3bd3324db11cca [2019-12-02 01:29:58,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 01:29:58,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 01:29:58,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 01:29:58,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 01:29:58,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 01:29:58,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:29:58" (1/1) ... [2019-12-02 01:29:58,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b2f2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:58, skipping insertion in model container [2019-12-02 01:29:58,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:29:58" (1/1) ... [2019-12-02 01:29:58,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 01:29:58,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 01:29:59,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 01:29:59,220 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 01:29:59,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 01:29:59,284 INFO L208 MainTranslator]: Completed translation [2019-12-02 01:29:59,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59 WrapperNode [2019-12-02 01:29:59,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 01:29:59,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 01:29:59,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 01:29:59,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 01:29:59,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,323 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 01:29:59,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 01:29:59,323 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 01:29:59,323 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 01:29:59,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,332 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,341 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 01:29:59,345 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 01:29:59,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 01:29:59,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 01:29:59,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:29:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 01:29:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-02 01:29:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-02 01:29:59,389 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-02 01:29:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-02 01:29:59,389 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-02 01:29:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-02 01:29:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-02 01:29:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-02 01:29:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-02 01:29:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-02 01:29:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-02 01:29:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-02 01:29:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-02 01:29:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-02 01:29:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-02 01:29:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-02 01:29:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 01:29:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 01:29:59,886 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 01:29:59,886 INFO L287 CfgBuilder]: Removed 34 assume(true) statements. [2019-12-02 01:29:59,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:29:59 BoogieIcfgContainer [2019-12-02 01:29:59,887 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 01:29:59,887 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 01:29:59,887 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 01:29:59,894 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 01:29:59,894 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:29:59" (1/1) ... [2019-12-02 01:29:59,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 01:29:59,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:29:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2019-12-02 01:29:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2019-12-02 01:29:59,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-02 01:29:59,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2019-12-02 01:30:00,118 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2019-12-02 01:30:00,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-02 01:30:00,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:00,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2019-12-02 01:30:00,192 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2019-12-02 01:30:00,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-02 01:30:00,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:00,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:00,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2019-12-02 01:30:00,339 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2019-12-02 01:30:00,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-02 01:30:00,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:00,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2019-12-02 01:30:00,388 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-12-02 01:30:00,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:30:00,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:00,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2019-12-02 01:30:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-12-02 01:30:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:30:00,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:00,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2019-12-02 01:30:00,474 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-12-02 01:30:00,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-02 01:30:00,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 85 states and 130 transitions. [2019-12-02 01:30:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 130 transitions. [2019-12-02 01:30:00,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:30:00,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 96 states and 154 transitions. [2019-12-02 01:30:01,135 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 154 transitions. [2019-12-02 01:30:01,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-02 01:30:01,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 97 states and 155 transitions. [2019-12-02 01:30:01,160 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 155 transitions. [2019-12-02 01:30:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:30:01,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 98 states and 156 transitions. [2019-12-02 01:30:01,192 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 156 transitions. [2019-12-02 01:30:01,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-02 01:30:01,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 110 states and 180 transitions. [2019-12-02 01:30:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 180 transitions. [2019-12-02 01:30:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-12-02 01:30:01,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 115 states and 193 transitions. [2019-12-02 01:30:01,752 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 193 transitions. [2019-12-02 01:30:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 01:30:01,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 116 states and 194 transitions. [2019-12-02 01:30:01,774 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 194 transitions. [2019-12-02 01:30:01,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:30:01,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 117 states and 195 transitions. [2019-12-02 01:30:01,799 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 195 transitions. [2019-12-02 01:30:01,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 01:30:01,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 207 transitions. [2019-12-02 01:30:01,931 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 207 transitions. [2019-12-02 01:30:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-02 01:30:01,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:01,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:01,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:01,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 124 states and 208 transitions. [2019-12-02 01:30:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 208 transitions. [2019-12-02 01:30:01,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-02 01:30:01,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 01:30:02,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:02,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 127 states and 216 transitions. [2019-12-02 01:30:02,129 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 216 transitions. [2019-12-02 01:30:02,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-12-02 01:30:02,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:02,190 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:02,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 137 states and 242 transitions. [2019-12-02 01:30:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 242 transitions. [2019-12-02 01:30:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:30:02,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:02,660 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:02,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:02,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 135 states and 238 transitions. [2019-12-02 01:30:02,676 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 238 transitions. [2019-12-02 01:30:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:30:02,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:02,874 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-02 01:30:03,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 138 states and 244 transitions. [2019-12-02 01:30:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 244 transitions. [2019-12-02 01:30:03,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-02 01:30:03,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:03,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:03,402 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:03,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 139 states and 245 transitions. [2019-12-02 01:30:03,419 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 245 transitions. [2019-12-02 01:30:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:30:03,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:03,437 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 146 states and 257 transitions. [2019-12-02 01:30:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 257 transitions. [2019-12-02 01:30:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:30:03,580 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:04,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:04,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 162 states and 289 transitions. [2019-12-02 01:30:04,546 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 289 transitions. [2019-12-02 01:30:04,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-12-02 01:30:04,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 164 states and 290 transitions. [2019-12-02 01:30:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 290 transitions. [2019-12-02 01:30:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 01:30:04,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:04,749 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:04,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:04,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 167 states and 297 transitions. [2019-12-02 01:30:04,899 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 297 transitions. [2019-12-02 01:30:04,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:30:04,900 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:04,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:04,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:04,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 168 states and 298 transitions. [2019-12-02 01:30:04,925 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 298 transitions. [2019-12-02 01:30:04,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:30:04,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:04,939 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 171 states and 306 transitions. [2019-12-02 01:30:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 306 transitions. [2019-12-02 01:30:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-02 01:30:05,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:05,240 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:05,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:05,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 177 states and 324 transitions. [2019-12-02 01:30:05,327 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 324 transitions. [2019-12-02 01:30:05,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-02 01:30:05,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:05,342 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 178 states and 324 transitions. [2019-12-02 01:30:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 324 transitions. [2019-12-02 01:30:05,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:30:05,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:05,423 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 193 states and 365 transitions. [2019-12-02 01:30:06,664 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 365 transitions. [2019-12-02 01:30:06,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:30:06,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:06,682 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:06,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:06,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 194 states and 366 transitions. [2019-12-02 01:30:06,699 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 366 transitions. [2019-12-02 01:30:06,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:30:06,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:06,722 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:06,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:06,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 202 states and 387 transitions. [2019-12-02 01:30:06,921 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 387 transitions. [2019-12-02 01:30:06,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-02 01:30:06,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:06,944 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:06,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:06,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 205 states and 392 transitions. [2019-12-02 01:30:06,960 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 392 transitions. [2019-12-02 01:30:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:30:06,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-02 01:30:07,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:07,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 206 states and 393 transitions. [2019-12-02 01:30:07,003 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 393 transitions. [2019-12-02 01:30:07,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:30:07,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:07,018 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:07,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:07,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 207 states and 394 transitions. [2019-12-02 01:30:07,027 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 394 transitions. [2019-12-02 01:30:07,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-02 01:30:07,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:07,041 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-02 01:30:07,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:07,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 209 states and 395 transitions. [2019-12-02 01:30:07,220 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 395 transitions. [2019-12-02 01:30:07,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:30:07,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:07,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:08,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 225 states and 429 transitions. [2019-12-02 01:30:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 429 transitions. [2019-12-02 01:30:08,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-02 01:30:08,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:08,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:08,684 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:08,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:08,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 227 states and 430 transitions. [2019-12-02 01:30:08,888 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 430 transitions. [2019-12-02 01:30:08,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:30:08,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:10,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:10,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 239 states and 461 transitions. [2019-12-02 01:30:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 461 transitions. [2019-12-02 01:30:10,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:30:10,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:10,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:10,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 241 states and 462 transitions. [2019-12-02 01:30:10,696 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 462 transitions. [2019-12-02 01:30:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:30:10,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:10,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:10,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 239 states and 452 transitions. [2019-12-02 01:30:10,905 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 452 transitions. [2019-12-02 01:30:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-02 01:30:10,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:30:10,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:10,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 240 states and 452 transitions. [2019-12-02 01:30:10,930 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 452 transitions. [2019-12-02 01:30:10,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:30:10,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:10,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 241 states and 453 transitions. [2019-12-02 01:30:10,973 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 453 transitions. [2019-12-02 01:30:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 01:30:10,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:10,994 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-02 01:30:11,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 242 states and 454 transitions. [2019-12-02 01:30:11,007 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 454 transitions. [2019-12-02 01:30:11,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-02 01:30:11,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,109 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 243 states and 454 transitions. [2019-12-02 01:30:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 454 transitions. [2019-12-02 01:30:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-02 01:30:11,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-02 01:30:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 246 states and 458 transitions. [2019-12-02 01:30:11,439 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 458 transitions. [2019-12-02 01:30:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:30:11,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 247 states and 459 transitions. [2019-12-02 01:30:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 459 transitions. [2019-12-02 01:30:11,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:30:11,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 248 states and 460 transitions. [2019-12-02 01:30:11,513 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 460 transitions. [2019-12-02 01:30:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-02 01:30:11,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,528 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:11,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 249 states and 461 transitions. [2019-12-02 01:30:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 461 transitions. [2019-12-02 01:30:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-02 01:30:11,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,558 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 251 states and 463 transitions. [2019-12-02 01:30:11,767 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 463 transitions. [2019-12-02 01:30:11,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-12-02 01:30:11,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,781 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 01:30:11,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 255 states and 470 transitions. [2019-12-02 01:30:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 470 transitions. [2019-12-02 01:30:11,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-02 01:30:11,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:30:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 263 states and 485 transitions. [2019-12-02 01:30:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 485 transitions. [2019-12-02 01:30:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-02 01:30:13,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 01:30:13,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:13,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 264 states and 485 transitions. [2019-12-02 01:30:13,463 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 485 transitions. [2019-12-02 01:30:13,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 01:30:13,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:13,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:13,477 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 01:30:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:13,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 269 states and 495 transitions. [2019-12-02 01:30:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 495 transitions. [2019-12-02 01:30:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 01:30:13,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:13,740 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 01:30:13,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 267 states and 491 transitions. [2019-12-02 01:30:13,759 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 491 transitions. [2019-12-02 01:30:13,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-12-02 01:30:13,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:13,773 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 01:30:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 268 states and 494 transitions. [2019-12-02 01:30:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 494 transitions. [2019-12-02 01:30:14,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 01:30:14,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:14,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 01:30:14,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:14,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 269 states and 495 transitions. [2019-12-02 01:30:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 495 transitions. [2019-12-02 01:30:14,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-02 01:30:14,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:14,333 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-12-02 01:30:15,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:15,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 271 states and 495 transitions. [2019-12-02 01:30:15,642 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 495 transitions. [2019-12-02 01:30:15,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-02 01:30:15,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:15,655 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-02 01:30:15,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:15,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 273 states and 498 transitions. [2019-12-02 01:30:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 498 transitions. [2019-12-02 01:30:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 01:30:15,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 01:30:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 275 states and 500 transitions. [2019-12-02 01:30:15,817 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 500 transitions. [2019-12-02 01:30:15,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 01:30:15,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:15,831 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 01:30:15,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:15,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 276 states and 503 transitions. [2019-12-02 01:30:15,852 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 503 transitions. [2019-12-02 01:30:15,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 01:30:15,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:30:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:15,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 277 states and 505 transitions. [2019-12-02 01:30:15,892 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 505 transitions. [2019-12-02 01:30:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 01:30:15,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 01:30:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 281 states and 512 transitions. [2019-12-02 01:30:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 512 transitions. [2019-12-02 01:30:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 01:30:16,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:30:16,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 282 states and 512 transitions. [2019-12-02 01:30:16,081 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 512 transitions. [2019-12-02 01:30:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-02 01:30:16,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 01:30:16,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 283 states and 512 transitions. [2019-12-02 01:30:16,110 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 512 transitions. [2019-12-02 01:30:16,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 01:30:16,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,124 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-12-02 01:30:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 284 states and 513 transitions. [2019-12-02 01:30:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 513 transitions. [2019-12-02 01:30:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:30:16,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,166 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 01:30:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 286 states and 516 transitions. [2019-12-02 01:30:16,183 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 516 transitions. [2019-12-02 01:30:16,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-02 01:30:16,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,197 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-02 01:30:16,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 289 states and 517 transitions. [2019-12-02 01:30:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 517 transitions. [2019-12-02 01:30:16,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-12-02 01:30:16,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,518 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 01:30:16,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 283 states and 504 transitions. [2019-12-02 01:30:16,533 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 504 transitions. [2019-12-02 01:30:16,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-12-02 01:30:16,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,548 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-02 01:30:16,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 274 states and 487 transitions. [2019-12-02 01:30:16,572 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 487 transitions. [2019-12-02 01:30:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-02 01:30:16,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:16,706 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-02 01:30:17,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:17,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 276 states and 488 transitions. [2019-12-02 01:30:17,082 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 488 transitions. [2019-12-02 01:30:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:30:17,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:17,097 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 01:30:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 277 states and 489 transitions. [2019-12-02 01:30:17,124 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 489 transitions. [2019-12-02 01:30:17,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-12-02 01:30:17,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:17,139 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-02 01:30:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:17,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 269 states and 472 transitions. [2019-12-02 01:30:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 472 transitions. [2019-12-02 01:30:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-02 01:30:17,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:17,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-02 01:30:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 256 states and 449 transitions. [2019-12-02 01:30:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 449 transitions. [2019-12-02 01:30:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-12-02 01:30:17,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:17,309 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 31 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:30:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 260 states and 458 transitions. [2019-12-02 01:30:17,672 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 458 transitions. [2019-12-02 01:30:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-12-02 01:30:17,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:17,691 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 30 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-12-02 01:30:17,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:17,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 261 states and 459 transitions. [2019-12-02 01:30:17,708 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 459 transitions. [2019-12-02 01:30:17,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-02 01:30:17,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 01:30:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 01:30:17,727 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-12-02 01:30:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 01:30:18,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 134 states and 191 transitions. [2019-12-02 01:30:18,226 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 191 transitions. [2019-12-02 01:30:18,227 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-02 01:30:18,227 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 78 iterations. [2019-12-02 01:30:18,233 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-02 01:30:18,514 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-02 01:30:18,521 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,521 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,521 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,521 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-12-02 01:30:18,521 INFO L569 CodeCheckObserver]: Invariant with dag size 9 [2019-12-02 01:30:18,522 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,522 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,522 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,522 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,522 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,522 INFO L569 CodeCheckObserver]: Invariant with dag size 18 [2019-12-02 01:30:18,523 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-02 01:30:18,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:30:18 ImpRootNode [2019-12-02 01:30:18,523 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 01:30:18,523 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 01:30:18,524 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 01:30:18,524 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 01:30:18,524 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:29:59" (3/4) ... [2019-12-02 01:30:18,526 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-02 01:30:18,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-02 01:30:18,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-02 01:30:18,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-02 01:30:18,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-02 01:30:18,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-02 01:30:18,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-02 01:30:18,530 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-02 01:30:18,535 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-12-02 01:30:18,535 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-12-02 01:30:18,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-02 01:30:18,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-02 01:30:18,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-02 01:30:18,536 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 01:30:18,537 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-02 01:30:18,555 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-12-02 01:30:18,556 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) [2019-12-02 01:30:18,556 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) || (!(0 == tmp) && !(pumpRunning == 0))) || tmp == methaneLevelCritical) || (!(0 == tmp) && 0 == systemActive) [2019-12-02 01:30:18,580 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_040c1df2-f0d4-437b-8ea5-cd0cdf7ac492/bin/ukojak/witness.graphml [2019-12-02 01:30:18,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 01:30:18,582 INFO L168 Benchmark]: Toolchain (without parser) took 19636.78 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 408.4 MB). Free memory was 945.1 MB in the beginning and 801.1 MB in the end (delta: 144.1 MB). Peak memory consumption was 552.5 MB. Max. memory is 11.5 GB. [2019-12-02 01:30:18,582 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:30:18,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Free memory was 945.1 MB in the beginning and 1.1 GB in the end (delta: -120.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2019-12-02 01:30:18,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 01:30:18,583 INFO L168 Benchmark]: Boogie Preprocessor took 22.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-02 01:30:18,583 INFO L168 Benchmark]: RCFGBuilder took 542.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. [2019-12-02 01:30:18,583 INFO L168 Benchmark]: CodeCheck took 18635.85 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 326.1 MB). Free memory was 995.0 MB in the beginning and 805.1 MB in the end (delta: 189.9 MB). Peak memory consumption was 516.0 MB. Max. memory is 11.5 GB. [2019-12-02 01:30:18,583 INFO L168 Benchmark]: Witness Printer took 57.06 ms. Allocated memory is still 1.4 GB. Free memory was 805.1 MB in the beginning and 801.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. [2019-12-02 01:30:18,585 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 54 locations, 1 error locations. Result: SAFE, OverallTime: 18.3s, OverallIterations: 78, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1493436968 SDtfs, 866573640 SDslu, -1402995312 SDs, 0 SdLazy, -2056906754 SolverSat, -520446522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 48.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 38233 GetRequests, 37428 SyntacticMatches, 447 SemanticMatches, 358 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56818 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 3633 NumberOfCodeBlocks, 3633 NumberOfCodeBlocksAsserted, 77 NumberOfCheckSat, 3556 ConstructedInterpolants, 0 QuantifiedInterpolants, 384093 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 77 InterpolantComputations, 57 PerfectInterpolantSequences, 1520/1671 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 73]: 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: 685]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 693]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 892]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 718]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(0 == systemActive)) || !(pumpRunning == 0) - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: (((!(pumpRunning == \old(pumpRunning)) && !(0 == tmp)) || (!(0 == tmp) && !(pumpRunning == 0))) || tmp == methaneLevelCritical) || (!(0 == tmp) && 0 == systemActive) - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 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 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 339.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Free memory was 945.1 MB in the beginning and 1.1 GB in the end (delta: -120.1 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 542.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 995.0 MB in the end (delta: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. * CodeCheck took 18635.85 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 326.1 MB). Free memory was 995.0 MB in the beginning and 805.1 MB in the end (delta: 189.9 MB). Peak memory consumption was 516.0 MB. Max. memory is 11.5 GB. * Witness Printer took 57.06 ms. Allocated memory is still 1.4 GB. Free memory was 805.1 MB in the beginning and 801.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...