./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/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 c39001161d93972d05784cb6dbc5024ef34abe15 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 10:15:57,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 10:15:57,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 10:15:57,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 10:15:57,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 10:15:57,813 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 10:15:57,814 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 10:15:57,816 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 10:15:57,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 10:15:57,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 10:15:57,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 10:15:57,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 10:15:57,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 10:15:57,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 10:15:57,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 10:15:57,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 10:15:57,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 10:15:57,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 10:15:57,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 10:15:57,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 10:15:57,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 10:15:57,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 10:15:57,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 10:15:57,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 10:15:57,836 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 10:15:57,836 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 10:15:57,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 10:15:57,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 10:15:57,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 10:15:57,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 10:15:57,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 10:15:57,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 10:15:57,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 10:15:57,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 10:15:57,850 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 10:15:57,850 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 10:15:57,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 10:15:57,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 10:15:57,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 10:15:57,852 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 10:15:57,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 10:15:57,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-10-22 10:15:57,878 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 10:15:57,880 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 10:15:57,881 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 10:15:57,882 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-10-22 10:15:57,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 10:15:57,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 10:15:57,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 10:15:57,883 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 10:15:57,883 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 10:15:57,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 10:15:57,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 10:15:57,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 10:15:57,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 10:15:57,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 10:15:57,884 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 10:15:57,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 10:15:57,884 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 10:15:57,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 10:15:57,885 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-10-22 10:15:57,885 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-10-22 10:15:57,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 10:15:57,885 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 10:15:57,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-10-22 10:15:57,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 10:15:57,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 10:15:57,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 10:15:57,886 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-10-22 10:15:57,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 10:15:57,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 10:15:57,887 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/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/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 -> c39001161d93972d05784cb6dbc5024ef34abe15 [2019-10-22 10:15:57,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 10:15:57,947 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 10:15:57,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 10:15:57,953 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 10:15:57,953 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 10:15:57,954 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-10-22 10:15:58,011 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/data/b603dc91e/b00bd0c723e3483197af3a4d37015100/FLAG84553ef64 [2019-10-22 10:15:58,476 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 10:15:58,477 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/sv-benchmarks/c/product-lines/minepump_spec2_product07.cil.c [2019-10-22 10:15:58,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/data/b603dc91e/b00bd0c723e3483197af3a4d37015100/FLAG84553ef64 [2019-10-22 10:15:58,984 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/data/b603dc91e/b00bd0c723e3483197af3a4d37015100 [2019-10-22 10:15:58,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 10:15:58,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 10:15:58,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:58,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 10:15:58,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 10:15:59,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:58" (1/1) ... [2019-10-22 10:15:59,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d866810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59, skipping insertion in model container [2019-10-22 10:15:59,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:15:58" (1/1) ... [2019-10-22 10:15:59,012 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 10:15:59,061 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 10:15:59,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:59,438 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 10:15:59,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 10:15:59,573 INFO L192 MainTranslator]: Completed translation [2019-10-22 10:15:59,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59 WrapperNode [2019-10-22 10:15:59,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 10:15:59,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:59,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 10:15:59,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 10:15:59,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 10:15:59,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 10:15:59,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 10:15:59,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 10:15:59,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,660 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... [2019-10-22 10:15:59,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 10:15:59,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 10:15:59,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 10:15:59,692 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 10:15:59,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:15:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/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 [2019-10-22 10:15:59,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 10:15:59,777 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-22 10:15:59,778 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-22 10:15:59,778 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-22 10:15:59,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-22 10:15:59,778 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-22 10:15:59,778 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-22 10:15:59,778 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-22 10:15:59,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-22 10:15:59,779 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-22 10:15:59,779 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-22 10:15:59,779 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-22 10:15:59,779 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-22 10:15:59,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 10:15:59,779 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-22 10:15:59,779 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-22 10:15:59,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 10:15:59,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 10:16:00,770 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 10:16:00,770 INFO L284 CfgBuilder]: Removed 34 assume(true) statements. [2019-10-22 10:16:00,771 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:00 BoogieIcfgContainer [2019-10-22 10:16:00,771 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 10:16:00,772 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-10-22 10:16:00,772 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-10-22 10:16:00,786 INFO L275 PluginConnector]: CodeCheck initialized [2019-10-22 10:16:00,786 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:00" (1/1) ... [2019-10-22 10:16:00,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 10:16:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2019-10-22 10:16:00,838 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2019-10-22 10:16:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-10-22 10:16:00,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:01,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:01,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:01,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-10-22 10:16:01,057 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-10-22 10:16:01,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 10:16:01,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:01,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:01,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:01,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2019-10-22 10:16:01,209 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2019-10-22 10:16:01,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-22 10:16:01,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:01,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:01,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:01,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2019-10-22 10:16:01,510 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2019-10-22 10:16:01,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 10:16:01,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:01,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:01,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:02,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 132 transitions. [2019-10-22 10:16:02,145 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2019-10-22 10:16:02,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-10-22 10:16:02,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:02,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2019-10-22 10:16:02,258 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2019-10-22 10:16:02,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:16:02,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:02,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:02,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:02,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2019-10-22 10:16:02,359 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2019-10-22 10:16:02,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:16:02,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:02,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:02,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:02,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:02,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 88 states and 135 transitions. [2019-10-22 10:16:02,442 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2019-10-22 10:16:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-10-22 10:16:02,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:02,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:02,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2019-10-22 10:16:02,507 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2019-10-22 10:16:02,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 10:16:02,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:02,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:02,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 94 states and 149 transitions. [2019-10-22 10:16:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 149 transitions. [2019-10-22 10:16:02,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:16:02,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:02,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:02,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:02,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 150 transitions. [2019-10-22 10:16:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2019-10-22 10:16:02,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 10:16:02,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 112 states and 185 transitions. [2019-10-22 10:16:03,844 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 185 transitions. [2019-10-22 10:16:03,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:16:03,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:04,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:04,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 118 states and 197 transitions. [2019-10-22 10:16:04,062 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2019-10-22 10:16:04,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-22 10:16:04,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:04,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:04,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 122 states and 203 transitions. [2019-10-22 10:16:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 203 transitions. [2019-10-22 10:16:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:16:04,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 10:16:04,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:04,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 204 transitions. [2019-10-22 10:16:04,278 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2019-10-22 10:16:04,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 10:16:04,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 127 states and 213 transitions. [2019-10-22 10:16:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 213 transitions. [2019-10-22 10:16:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-22 10:16:04,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:04,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 221 transitions. [2019-10-22 10:16:04,622 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2019-10-22 10:16:04,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-10-22 10:16:04,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:04,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 240 transitions. [2019-10-22 10:16:04,990 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 240 transitions. [2019-10-22 10:16:04,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-22 10:16:04,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:05,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 141 states and 248 transitions. [2019-10-22 10:16:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 248 transitions. [2019-10-22 10:16:05,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:16:05,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:05,544 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 139 states and 244 transitions. [2019-10-22 10:16:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2019-10-22 10:16:05,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:16:05,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:05,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 10:16:06,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 258 transitions. [2019-10-22 10:16:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 258 transitions. [2019-10-22 10:16:06,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:16:06,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:06,967 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:07,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:07,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 149 states and 265 transitions. [2019-10-22 10:16:07,189 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 265 transitions. [2019-10-22 10:16:07,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:16:07,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:07,234 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:07,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 150 states and 266 transitions. [2019-10-22 10:16:07,249 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 266 transitions. [2019-10-22 10:16:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:16:07,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:07,280 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:07,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 153 states and 273 transitions. [2019-10-22 10:16:07,659 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 273 transitions. [2019-10-22 10:16:07,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:16:07,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:08,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 163 states and 297 transitions. [2019-10-22 10:16:08,349 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 297 transitions. [2019-10-22 10:16:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:16:08,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:08,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:08,384 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:16:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:08,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 170 states and 310 transitions. [2019-10-22 10:16:08,718 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 310 transitions. [2019-10-22 10:16:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-22 10:16:08,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:08,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:08,751 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:16:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:08,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 172 states and 311 transitions. [2019-10-22 10:16:08,975 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 311 transitions. [2019-10-22 10:16:08,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-10-22 10:16:08,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:09,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:09,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 173 states and 319 transitions. [2019-10-22 10:16:09,015 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 319 transitions. [2019-10-22 10:16:09,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-22 10:16:09,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:09,047 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:16:09,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 174 states and 319 transitions. [2019-10-22 10:16:09,058 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 319 transitions. [2019-10-22 10:16:09,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:16:09,059 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:09,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 175 states and 320 transitions. [2019-10-22 10:16:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 320 transitions. [2019-10-22 10:16:09,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:16:09,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:09,136 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 176 states and 321 transitions. [2019-10-22 10:16:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 321 transitions. [2019-10-22 10:16:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:16:09,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:16:09,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 177 states and 322 transitions. [2019-10-22 10:16:09,202 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 322 transitions. [2019-10-22 10:16:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:16:09,203 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:09,318 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:16:11,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 193 states and 375 transitions. [2019-10-22 10:16:11,801 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 375 transitions. [2019-10-22 10:16:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-10-22 10:16:11,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:11,836 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:16:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:12,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 195 states and 376 transitions. [2019-10-22 10:16:12,105 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 376 transitions. [2019-10-22 10:16:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:16:12,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:12,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:12,140 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:16:13,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:13,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 205 states and 395 transitions. [2019-10-22 10:16:13,596 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 395 transitions. [2019-10-22 10:16:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:16:13,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:13,629 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:16:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:13,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 207 states and 397 transitions. [2019-10-22 10:16:13,956 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 397 transitions. [2019-10-22 10:16:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-22 10:16:13,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:13,989 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:16:14,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:14,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 208 states and 397 transitions. [2019-10-22 10:16:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 397 transitions. [2019-10-22 10:16:14,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-22 10:16:14,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:14,026 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 10:16:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:15,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 216 states and 411 transitions. [2019-10-22 10:16:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 411 transitions. [2019-10-22 10:16:15,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:16:15,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:15,637 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:16:15,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:15,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 217 states and 412 transitions. [2019-10-22 10:16:15,663 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 412 transitions. [2019-10-22 10:16:15,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:16:15,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-10-22 10:16:15,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:15,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 218 states and 413 transitions. [2019-10-22 10:16:15,713 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 413 transitions. [2019-10-22 10:16:15,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:16:15,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:16:16,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:16,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 224 states and 430 transitions. [2019-10-22 10:16:16,729 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 430 transitions. [2019-10-22 10:16:16,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:16:16,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:16:18,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:18,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 234 states and 456 transitions. [2019-10-22 10:16:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 456 transitions. [2019-10-22 10:16:18,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-22 10:16:18,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:16:18,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:18,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 237 states and 461 transitions. [2019-10-22 10:16:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 461 transitions. [2019-10-22 10:16:18,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-22 10:16:18,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:18,135 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:16:18,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 237 states and 454 transitions. [2019-10-22 10:16:18,574 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 454 transitions. [2019-10-22 10:16:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-10-22 10:16:18,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:18,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:18,600 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:16:18,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:18,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 243 states and 465 transitions. [2019-10-22 10:16:18,905 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 465 transitions. [2019-10-22 10:16:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-22 10:16:18,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:18,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:16:18,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:18,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 244 states and 466 transitions. [2019-10-22 10:16:18,976 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 466 transitions. [2019-10-22 10:16:18,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-22 10:16:18,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:16:19,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:19,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 245 states and 467 transitions. [2019-10-22 10:16:19,021 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 467 transitions. [2019-10-22 10:16:19,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-10-22 10:16:19,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:19,045 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-10-22 10:16:19,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 248 states and 471 transitions. [2019-10-22 10:16:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 471 transitions. [2019-10-22 10:16:19,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-22 10:16:19,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:19,090 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:16:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:19,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 249 states and 472 transitions. [2019-10-22 10:16:19,105 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 472 transitions. [2019-10-22 10:16:19,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-22 10:16:19,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:19,127 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:16:19,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:19,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 251 states and 474 transitions. [2019-10-22 10:16:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 474 transitions. [2019-10-22 10:16:19,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-22 10:16:19,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:19,425 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-10-22 10:16:19,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:19,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 191 states and 327 transitions. [2019-10-22 10:16:19,682 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 327 transitions. [2019-10-22 10:16:19,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-22 10:16:19,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:16:19,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 195 states and 334 transitions. [2019-10-22 10:16:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 334 transitions. [2019-10-22 10:16:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-22 10:16:19,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:16:21,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:21,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 203 states and 349 transitions. [2019-10-22 10:16:21,250 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 349 transitions. [2019-10-22 10:16:21,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-22 10:16:21,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:16:21,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:21,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 204 states and 349 transitions. [2019-10-22 10:16:21,290 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 349 transitions. [2019-10-22 10:16:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:16:21,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:21,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:21,310 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:16:21,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 209 states and 359 transitions. [2019-10-22 10:16:21,892 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 359 transitions. [2019-10-22 10:16:21,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:16:21,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:21,920 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:16:21,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:21,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 207 states and 355 transitions. [2019-10-22 10:16:21,944 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 355 transitions. [2019-10-22 10:16:21,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-22 10:16:21,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:21,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:16:22,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 208 states and 358 transitions. [2019-10-22 10:16:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 358 transitions. [2019-10-22 10:16:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 10:16:22,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:22,557 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-10-22 10:16:23,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:23,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 210 states and 359 transitions. [2019-10-22 10:16:23,849 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 359 transitions. [2019-10-22 10:16:23,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:16:23,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:16:23,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 211 states and 359 transitions. [2019-10-22 10:16:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 359 transitions. [2019-10-22 10:16:23,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-22 10:16:23,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-10-22 10:16:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:23,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 213 states and 362 transitions. [2019-10-22 10:16:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 362 transitions. [2019-10-22 10:16:23,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:16:23,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:23,972 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:16:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:23,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 215 states and 364 transitions. [2019-10-22 10:16:23,996 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 364 transitions. [2019-10-22 10:16:23,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:16:23,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:16:24,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 213 states and 360 transitions. [2019-10-22 10:16:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 360 transitions. [2019-10-22 10:16:24,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:16:24,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-22 10:16:24,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:24,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 219 states and 372 transitions. [2019-10-22 10:16:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 372 transitions. [2019-10-22 10:16:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-22 10:16:24,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:24,322 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:16:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:24,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 220 states and 372 transitions. [2019-10-22 10:16:24,343 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 372 transitions. [2019-10-22 10:16:24,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-22 10:16:24,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-10-22 10:16:24,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:24,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 220 states and 371 transitions. [2019-10-22 10:16:24,406 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 371 transitions. [2019-10-22 10:16:24,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 10:16:24,407 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:24,431 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:16:24,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:24,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 222 states and 374 transitions. [2019-10-22 10:16:24,456 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 374 transitions. [2019-10-22 10:16:24,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-22 10:16:24,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:24,483 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-10-22 10:16:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 213 states and 357 transitions. [2019-10-22 10:16:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 357 transitions. [2019-10-22 10:16:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-10-22 10:16:24,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:24,674 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-22 10:16:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 215 states and 358 transitions. [2019-10-22 10:16:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 358 transitions. [2019-10-22 10:16:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-22 10:16:25,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-22 10:16:25,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:25,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 217 states and 359 transitions. [2019-10-22 10:16:25,613 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 359 transitions. [2019-10-22 10:16:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:16:25,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-22 10:16:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:25,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 210 states and 343 transitions. [2019-10-22 10:16:25,679 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 343 transitions. [2019-10-22 10:16:25,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-10-22 10:16:25,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-10-22 10:16:25,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:25,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 211 states and 344 transitions. [2019-10-22 10:16:25,769 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 344 transitions. [2019-10-22 10:16:25,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-22 10:16:25,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-10-22 10:16:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 10:16:25,794 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-10-22 10:16:25,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-10-22 10:16:25,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 131 states and 186 transitions. [2019-10-22 10:16:25,820 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 186 transitions. [2019-10-22 10:16:25,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 10:16:25,821 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 72 iterations. [2019-10-22 10:16:25,829 INFO L771 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-10-22 10:16:26,161 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,163 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,164 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,164 INFO L575 CodeCheckObserver]: Invariant with dag size 19 [2019-10-22 10:16:26,167 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,168 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,168 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,168 INFO L575 CodeCheckObserver]: Invariant with dag size 9 [2019-10-22 10:16:26,168 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,168 INFO L575 CodeCheckObserver]: Invariant with dag size 14 [2019-10-22 10:16:26,169 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,169 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,169 INFO L575 CodeCheckObserver]: Invariant with dag size 1 [2019-10-22 10:16:26,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.10 10:16:26 ImpRootNode [2019-10-22 10:16:26,170 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-10-22 10:16:26,170 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 10:16:26,170 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 10:16:26,171 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 10:16:26,171 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 10:16:00" (3/4) ... [2019-10-22 10:16:26,174 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 10:16:26,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-10-22 10:16:26,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-10-22 10:16:26,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-10-22 10:16:26,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-10-22 10:16:26,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-10-22 10:16:26,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-10-22 10:16:26,181 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-10-22 10:16:26,186 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2019-10-22 10:16:26,186 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2019-10-22 10:16:26,187 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 10:16:26,187 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 10:16:26,187 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 10:16:26,187 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 10:16:26,214 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) [2019-10-22 10:16:26,214 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == tmp || !(pumpRunning == \old(pumpRunning))) || !(pumpRunning == 0)) || 0 == systemActive) || 0 == tmp [2019-10-22 10:16:26,263 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_44fbbc7e-d71c-45e3-8753-ed97b14ad9a8/bin/ukojak/witness.graphml [2019-10-22 10:16:26,271 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 10:16:26,273 INFO L168 Benchmark]: Toolchain (without parser) took 27281.74 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 600.8 MB). Free memory was 939.3 MB in the beginning and 1.4 GB in the end (delta: -496.0 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:26,273 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 10:16:26,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:26,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.97 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:26,274 INFO L168 Benchmark]: Boogie Preprocessor took 42.35 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:26,274 INFO L168 Benchmark]: RCFGBuilder took 1080.41 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: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:26,275 INFO L168 Benchmark]: CodeCheck took 25397.85 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 451.9 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -396.9 MB). Peak memory consumption was 55.0 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:26,275 INFO L168 Benchmark]: Witness Printer took 100.82 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. [2019-10-22 10:16:26,277 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, 57 locations, 1 error locations. Result: SAFE, OverallTime: 25.0s, OverallIterations: 72, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1382289540 SDtfs, -1157006500 SDslu, -1932052900 SDs, 0 SdLazy, 35661572 SolverSat, -264822164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 71.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36245 GetRequests, 35505 SyntacticMatches, 374 SemanticMatches, 366 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61107 ImplicationChecksByTransitivity, 19.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 3344 NumberOfCodeBlocks, 3344 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 3273 ConstructedInterpolants, 0 QuantifiedInterpolants, 335417 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 71 InterpolantComputations, 52 PerfectInterpolantSequences, 1331/1434 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: 391]: 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: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (((!(0 == systemActive) && !(pumpRunning == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0))) || ((!(1 == systemActive) && 0 == methaneLevelCritical) && !(0 == systemActive)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: (1 == systemActive && 0 == methaneLevelCritical) && pumpRunning == 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == tmp || !(pumpRunning == \old(pumpRunning))) || !(pumpRunning == 0)) || 0 == systemActive) || 0 == tmp - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 579.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -194.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 73.97 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: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.35 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1080.41 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: 66.9 MB). Peak memory consumption was 66.9 MB. Max. memory is 11.5 GB. * CodeCheck took 25397.85 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 451.9 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -396.9 MB). Peak memory consumption was 55.0 MB. Max. memory is 11.5 GB. * Witness Printer took 100.82 ms. Allocated memory is still 1.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...