./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/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 827eeb7ed0fbeaca90933bfcb4457632a3c9b0ed ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:37:50,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:37:50,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:37:50,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:37:50,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:37:50,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:37:50,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:37:50,885 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:37:50,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:37:50,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:37:50,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:37:50,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:37:50,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:37:50,891 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:37:50,892 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:37:50,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:37:50,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:37:50,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:37:50,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:37:50,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:37:50,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:37:50,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:37:50,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:37:50,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:37:50,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:37:50,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:37:50,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:37:50,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:37:50,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:37:50,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:37:50,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:37:50,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:37:50,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:37:50,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:37:50,912 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:37:50,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:37:50,913 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:37:50,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:37:50,914 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:37:50,915 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:37:50,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:37:50,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:37:50,928 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:37:50,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:37:50,929 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:37:50,930 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:37:50,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:37:50,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:37:50,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:37:50,931 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:37:50,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:37:50,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:37:50,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:37:50,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:37:50,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:37:50,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:37:50,932 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:37:50,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:37:50,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:37:50,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:37:50,933 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:37:50,933 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:37:50,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:37:50,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:37:50,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:37:50,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:37:50,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:37:50,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:37:50,935 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:37:50,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:37:50,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:37:50,936 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_9b5574bb-0b65-40f2-bad2-c79013ea9767/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 -> 827eeb7ed0fbeaca90933bfcb4457632a3c9b0ed [2019-11-26 02:37:51,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:37:51,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:37:51,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:37:51,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:37:51,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:37:51,094 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2019-11-26 02:37:51,148 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/data/4342e69e9/afaafaa106864c2b8f90e0b77be29963/FLAGa945ca0f9 [2019-11-26 02:37:51,562 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:37:51,569 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2019-11-26 02:37:51,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/data/4342e69e9/afaafaa106864c2b8f90e0b77be29963/FLAGa945ca0f9 [2019-11-26 02:37:51,871 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/data/4342e69e9/afaafaa106864c2b8f90e0b77be29963 [2019-11-26 02:37:51,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:37:51,875 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:37:51,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:37:51,876 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:37:51,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:37:51,880 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:37:51" (1/1) ... [2019-11-26 02:37:51,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d275ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:51, skipping insertion in model container [2019-11-26 02:37:51,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:37:51" (1/1) ... [2019-11-26 02:37:51,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:37:51,961 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:37:52,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:37:52,409 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:37:52,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:37:52,562 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:37:52,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52 WrapperNode [2019-11-26 02:37:52,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:37:52,565 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:37:52,565 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:37:52,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:37:52,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:37:52,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:37:52,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:37:52,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:37:52,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,648 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,663 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... [2019-11-26 02:37:52,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:37:52,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:37:52,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:37:52,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:37:52,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:37:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/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 [2019-11-26 02:37:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:37:52,737 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:37:52,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:37:52,738 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:37:52,738 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:37:52,738 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:37:52,738 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:37:52,738 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:37:52,739 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:37:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:37:52,739 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:37:52,739 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-26 02:37:52,739 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-26 02:37:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:37:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:37:52,740 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:37:52,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:37:52,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:37:53,674 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:37:53,675 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-26 02:37:53,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:37:53 BoogieIcfgContainer [2019-11-26 02:37:53,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:37:53,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:37:53,676 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:37:53,687 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:37:53,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:37:53" (1/1) ... [2019-11-26 02:37:53,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:37:53,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2019-11-26 02:37:53,743 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2019-11-26 02:37:53,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:37:53,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2019-11-26 02:37:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2019-11-26 02:37:54,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:37:54,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:54,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:54,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-11-26 02:37:54,279 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-11-26 02:37:54,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 02:37:54,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:54,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:54,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:54,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2019-11-26 02:37:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-11-26 02:37:54,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-11-26 02:37:54,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:54,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:55,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:55,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 83 states and 127 transitions. [2019-11-26 02:37:55,335 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 127 transitions. [2019-11-26 02:37:55,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:37:55,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:55,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:55,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:55,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 84 states and 128 transitions. [2019-11-26 02:37:55,430 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2019-11-26 02:37:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:37:55,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:55,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:55,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:55,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 85 states and 129 transitions. [2019-11-26 02:37:55,517 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2019-11-26 02:37:55,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:37:55,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:55,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 86 states and 130 transitions. [2019-11-26 02:37:55,571 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2019-11-26 02:37:55,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-26 02:37:55,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:55,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:55,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 144 transitions. [2019-11-26 02:37:55,731 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2019-11-26 02:37:55,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:37:55,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:55,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 93 states and 145 transitions. [2019-11-26 02:37:55,785 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 145 transitions. [2019-11-26 02:37:55,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-26 02:37:55,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:55,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:55,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:56,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:56,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 105 states and 171 transitions. [2019-11-26 02:37:56,830 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 171 transitions. [2019-11-26 02:37:56,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-26 02:37:56,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:56,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:57,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:57,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 110 states and 179 transitions. [2019-11-26 02:37:57,301 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 179 transitions. [2019-11-26 02:37:57,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:37:57,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:57,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 116 states and 191 transitions. [2019-11-26 02:37:57,495 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2019-11-26 02:37:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-26 02:37:57,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:57,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:57,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:57,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 122 states and 203 transitions. [2019-11-26 02:37:57,679 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 203 transitions. [2019-11-26 02:37:57,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:37:57,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:57,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:57,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 204 transitions. [2019-11-26 02:37:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2019-11-26 02:37:57,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-11-26 02:37:57,741 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:57,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:57,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:57,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 205 transitions. [2019-11-26 02:37:57,784 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 205 transitions. [2019-11-26 02:37:57,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-26 02:37:57,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:57,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:37:57,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:57,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 125 states and 206 transitions. [2019-11-26 02:37:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2019-11-26 02:37:57,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-11-26 02:37:57,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:37:58,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:58,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 135 states and 231 transitions. [2019-11-26 02:37:58,608 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2019-11-26 02:37:58,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-11-26 02:37:58,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:58,647 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:37:58,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 232 transitions. [2019-11-26 02:37:58,698 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2019-11-26 02:37:58,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:37:58,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:37:58,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:37:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 134 states and 228 transitions. [2019-11-26 02:37:58,768 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2019-11-26 02:37:58,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:37:58,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:37:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:37:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-26 02:38:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:00,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 234 transitions. [2019-11-26 02:38:00,017 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2019-11-26 02:38:00,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:38:00,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:00,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:38:00,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:00,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 246 transitions. [2019-11-26 02:38:00,305 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 246 transitions. [2019-11-26 02:38:00,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-11-26 02:38:00,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:38:00,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:00,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 147 states and 253 transitions. [2019-11-26 02:38:00,600 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 253 transitions. [2019-11-26 02:38:00,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:38:00,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:00,630 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:00,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:00,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 149 states and 254 transitions. [2019-11-26 02:38:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 254 transitions. [2019-11-26 02:38:00,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-26 02:38:00,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:00,940 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:38:01,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:01,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 151 states and 255 transitions. [2019-11-26 02:38:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 255 transitions. [2019-11-26 02:38:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:38:01,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:01,271 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-26 02:38:01,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:01,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 155 states and 263 transitions. [2019-11-26 02:38:01,780 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 263 transitions. [2019-11-26 02:38:01,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-26 02:38:01,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:01,811 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:01,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 156 states and 263 transitions. [2019-11-26 02:38:01,822 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 263 transitions. [2019-11-26 02:38:01,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:38:01,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:01,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:01,950 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:03,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 167 states and 291 transitions. [2019-11-26 02:38:03,607 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 291 transitions. [2019-11-26 02:38:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:38:03,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:38:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:03,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 168 states and 292 transitions. [2019-11-26 02:38:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 292 transitions. [2019-11-26 02:38:03,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:38:03,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:03,708 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:05,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 178 states and 311 transitions. [2019-11-26 02:38:05,060 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 311 transitions. [2019-11-26 02:38:05,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-11-26 02:38:05,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:05,093 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 180 states and 312 transitions. [2019-11-26 02:38:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 312 transitions. [2019-11-26 02:38:05,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:38:05,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:05,515 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:07,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:07,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 192 states and 341 transitions. [2019-11-26 02:38:07,383 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 341 transitions. [2019-11-26 02:38:07,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:38:07,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:07,421 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:07,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 194 states and 343 transitions. [2019-11-26 02:38:07,784 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 343 transitions. [2019-11-26 02:38:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-26 02:38:07,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:07,814 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:38:07,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 195 states and 343 transitions. [2019-11-26 02:38:07,827 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 343 transitions. [2019-11-26 02:38:07,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:38:07,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:07,858 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:07,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:07,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 196 states and 344 transitions. [2019-11-26 02:38:07,880 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 344 transitions. [2019-11-26 02:38:07,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-11-26 02:38:07,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:07,909 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-26 02:38:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 197 states and 345 transitions. [2019-11-26 02:38:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 345 transitions. [2019-11-26 02:38:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-11-26 02:38:07,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-26 02:38:08,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:08,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 200 states and 349 transitions. [2019-11-26 02:38:08,221 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 349 transitions. [2019-11-26 02:38:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-26 02:38:08,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:08,261 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:38:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 201 states and 350 transitions. [2019-11-26 02:38:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 350 transitions. [2019-11-26 02:38:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:38:08,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:08,333 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:38:08,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:08,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 203 states and 352 transitions. [2019-11-26 02:38:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 352 transitions. [2019-11-26 02:38:08,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-11-26 02:38:08,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:08,870 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-26 02:38:09,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:09,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 152 states and 241 transitions. [2019-11-26 02:38:09,466 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 241 transitions. [2019-11-26 02:38:09,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-26 02:38:09,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:09,501 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:38:09,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 156 states and 248 transitions. [2019-11-26 02:38:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 248 transitions. [2019-11-26 02:38:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-11-26 02:38:09,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:09,794 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:38:09,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:09,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 157 states and 248 transitions. [2019-11-26 02:38:09,815 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 248 transitions. [2019-11-26 02:38:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:38:09,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:09,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:09,842 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:38:09,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:09,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 155 states and 244 transitions. [2019-11-26 02:38:09,882 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 244 transitions. [2019-11-26 02:38:09,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-11-26 02:38:09,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:09,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:09,908 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:38:10,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:10,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 156 states and 247 transitions. [2019-11-26 02:38:10,303 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 247 transitions. [2019-11-26 02:38:10,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-11-26 02:38:10,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:10,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:10,330 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-11-26 02:38:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:10,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 158 states and 250 transitions. [2019-11-26 02:38:10,381 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 250 transitions. [2019-11-26 02:38:10,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-11-26 02:38:10,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:10,409 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-26 02:38:11,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:11,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 160 states and 250 transitions. [2019-11-26 02:38:11,592 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 250 transitions. [2019-11-26 02:38:11,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:38:11,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:11,618 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:38:11,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:11,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 162 states and 252 transitions. [2019-11-26 02:38:11,656 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2019-11-26 02:38:11,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-26 02:38:11,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:11,681 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:38:11,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:11,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 163 states and 252 transitions. [2019-11-26 02:38:11,717 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 252 transitions. [2019-11-26 02:38:11,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-11-26 02:38:11,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:11,745 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-26 02:38:11,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:11,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 154 states and 235 transitions. [2019-11-26 02:38:11,780 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 235 transitions. [2019-11-26 02:38:11,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-26 02:38:11,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:38:11,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:11,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 156 states and 238 transitions. [2019-11-26 02:38:11,844 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2019-11-26 02:38:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-11-26 02:38:11,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:11,874 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-26 02:38:11,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:11,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 157 states and 239 transitions. [2019-11-26 02:38:11,918 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions. [2019-11-26 02:38:11,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-11-26 02:38:11,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:38:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:38:11,948 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-26 02:38:11,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:38:11,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 99 states and 131 transitions. [2019-11-26 02:38:11,981 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2019-11-26 02:38:11,982 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-26 02:38:11,982 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 52 iterations. [2019-11-26 02:38:11,992 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-26 02:38:12,460 INFO L569 CodeCheckObserver]: Invariant with dag size 10 [2019-11-26 02:38:12,470 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,470 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,473 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,473 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,473 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-11-26 02:38:12,475 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,476 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-11-26 02:38:12,478 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,479 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,480 INFO L569 CodeCheckObserver]: Invariant with dag size 16 [2019-11-26 02:38:12,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,481 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-26 02:38:12,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:38:12 ImpRootNode [2019-11-26 02:38:12,482 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:38:12,482 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:38:12,482 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:38:12,483 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:38:12,483 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:37:53" (3/4) ... [2019-11-26 02:38:12,487 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-26 02:38:12,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-11-26 02:38:12,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-11-26 02:38:12,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-11-26 02:38:12,493 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-11-26 02:38:12,494 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-11-26 02:38:12,494 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-11-26 02:38:12,495 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-11-26 02:38:12,510 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2019-11-26 02:38:12,511 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-11-26 02:38:12,511 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-26 02:38:12,512 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-26 02:38:12,513 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-26 02:38:12,514 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:38:12,514 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-26 02:38:12,550 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(0 == systemActive))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-11-26 02:38:12,551 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || !(0 == methaneLevelCritical)) || !(pumpRunning == 0) [2019-11-26 02:38:12,552 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == tmp) && !(pumpRunning == 0)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || methaneLevelCritical == tmp [2019-11-26 02:38:12,612 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9b5574bb-0b65-40f2-bad2-c79013ea9767/bin/ukojak/witness.graphml [2019-11-26 02:38:12,612 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:38:12,614 INFO L168 Benchmark]: Toolchain (without parser) took 20738.89 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 507.5 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -119.9 MB). Peak memory consumption was 387.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:12,615 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:38:12,615 INFO L168 Benchmark]: CACSL2BoogieTranslator took 687.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:12,616 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:12,616 INFO L168 Benchmark]: Boogie Preprocessor took 29.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:38:12,617 INFO L168 Benchmark]: RCFGBuilder took 1009.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:12,618 INFO L168 Benchmark]: CodeCheck took 18805.60 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 368.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -44.0 MB). Peak memory consumption was 324.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:12,618 INFO L168 Benchmark]: Witness Printer took 129.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:12,620 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, 55 locations, 1 error locations. Result: SAFE, OverallTime: 18.2s, OverallIterations: 52, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 315459620 SDtfs, 1809622828 SDslu, -786067236 SDs, 0 SdLazy, 1030310748 SolverSat, 323262644 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 37.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21224 GetRequests, 20698 SyntacticMatches, 260 SemanticMatches, 266 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30384 ImplicationChecksByTransitivity, 13.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 2194 NumberOfCodeBlocks, 2194 NumberOfCodeBlocksAsserted, 51 NumberOfCheckSat, 2143 ConstructedInterpolants, 0 QuantifiedInterpolants, 205031 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 51 InterpolantComputations, 41 PerfectInterpolantSequences, 788/838 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: 44]: 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: 697]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) || !(0 == methaneLevelCritical)) || !(pumpRunning == 0) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && tmp == systemActive) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: ((!(0 == tmp) && !(pumpRunning == 0)) || (!(pumpRunning == \old(pumpRunning)) && !(0 == tmp))) || methaneLevelCritical == tmp - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 834]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 664]: Loop Invariant Derived loop invariant: ((pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(0 == systemActive))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) - InvariantResult [Line: 672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 687.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -177.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.75 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1009.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 75.9 MB). Peak memory consumption was 75.9 MB. Max. memory is 11.5 GB. * CodeCheck took 18805.60 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 368.6 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -44.0 MB). Peak memory consumption was 324.5 MB. Max. memory is 11.5 GB. * Witness Printer took 129.98 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...