./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/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 0.1.25-f470102 [2019-12-01 02:43:13,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 02:43:13,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 02:43:13,658 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 02:43:13,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 02:43:13,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 02:43:13,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 02:43:13,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 02:43:13,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 02:43:13,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 02:43:13,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 02:43:13,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 02:43:13,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 02:43:13,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 02:43:13,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 02:43:13,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 02:43:13,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 02:43:13,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 02:43:13,669 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 02:43:13,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 02:43:13,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 02:43:13,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 02:43:13,673 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 02:43:13,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 02:43:13,675 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 02:43:13,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 02:43:13,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 02:43:13,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 02:43:13,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 02:43:13,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 02:43:13,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 02:43:13,677 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 02:43:13,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 02:43:13,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 02:43:13,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 02:43:13,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 02:43:13,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 02:43:13,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 02:43:13,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 02:43:13,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 02:43:13,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 02:43:13,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 02:43:13,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 02:43:13,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 02:43:13,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 02:43:13,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 02:43:13,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 02:43:13,691 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 02:43:13,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 02:43:13,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 02:43:13,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 02:43:13,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 02:43:13,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 02:43:13,692 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 02:43:13,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 02:43:13,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 02:43:13,693 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 02:43:13,693 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 02:43:13,693 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 02:43:13,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 02:43:13,693 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 02:43:13,693 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 02:43:13,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 02:43:13,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 02:43:13,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 02:43:13,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 02:43:13,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 02:43:13,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 02:43:13,694 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 02:43:13,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 02:43:13,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 02:43:13,695 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_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/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 [2019-12-01 02:43:13,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 02:43:13,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 02:43:13,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 02:43:13,817 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 02:43:13,817 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 02:43:13,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2019-12-01 02:43:13,859 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/data/5d5907767/79c2a7be858449659dc802d7592583da/FLAGc7659f349 [2019-12-01 02:43:14,209 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 02:43:14,210 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/sv-benchmarks/c/product-lines/minepump_spec2_product19.cil.c [2019-12-01 02:43:14,217 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/data/5d5907767/79c2a7be858449659dc802d7592583da/FLAGc7659f349 [2019-12-01 02:43:14,225 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/data/5d5907767/79c2a7be858449659dc802d7592583da [2019-12-01 02:43:14,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 02:43:14,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 02:43:14,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 02:43:14,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 02:43:14,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 02:43:14,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b211215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14, skipping insertion in model container [2019-12-01 02:43:14,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 02:43:14,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 02:43:14,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 02:43:14,473 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 02:43:14,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 02:43:14,538 INFO L208 MainTranslator]: Completed translation [2019-12-01 02:43:14,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14 WrapperNode [2019-12-01 02:43:14,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 02:43:14,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 02:43:14,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 02:43:14,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 02:43:14,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,576 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 02:43:14,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 02:43:14,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 02:43:14,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 02:43:14,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... [2019-12-01 02:43:14,598 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 02:43:14,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 02:43:14,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 02:43:14,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 02:43:14,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 02:43:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 02:43:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 02:43:14,639 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-12-01 02:43:14,640 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-12-01 02:43:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-12-01 02:43:14,640 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-12-01 02:43:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-12-01 02:43:14,640 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-12-01 02:43:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-12-01 02:43:14,640 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-12-01 02:43:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-12-01 02:43:14,640 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-12-01 02:43:14,640 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-12-01 02:43:14,641 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-12-01 02:43:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 02:43:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-12-01 02:43:14,641 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-12-01 02:43:14,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 02:43:14,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 02:43:15,199 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 02:43:15,199 INFO L287 CfgBuilder]: Removed 36 assume(true) statements. [2019-12-01 02:43:15,200 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:43:15 BoogieIcfgContainer [2019-12-01 02:43:15,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 02:43:15,200 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 02:43:15,200 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 02:43:15,207 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 02:43:15,207 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:43:15" (1/1) ... [2019-12-01 02:43:15,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-01 02:43:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:15,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2019-12-01 02:43:15,240 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2019-12-01 02:43:15,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-01 02:43:15,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:15,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:15,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:15,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2019-12-01 02:43:15,415 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2019-12-01 02:43:15,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-01 02:43:15,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:15,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:15,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:15,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2019-12-01 02:43:15,493 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2019-12-01 02:43:15,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-12-01 02:43:15,494 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:15,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:15,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:15,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2019-12-01 02:43:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2019-12-01 02:43:15,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-01 02:43:15,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:15,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:15,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:15,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:15,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2019-12-01 02:43:15,675 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2019-12-01 02:43:15,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 02:43:15,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:15,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:15,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:15,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2019-12-01 02:43:15,711 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2019-12-01 02:43:15,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 02:43:15,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:15,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:15,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:15,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2019-12-01 02:43:15,742 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2019-12-01 02:43:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-01 02:43:15,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:15,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 87 states and 135 transitions. [2019-12-01 02:43:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 135 transitions. [2019-12-01 02:43:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-01 02:43:16,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:16,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:16,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:16,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:16,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 92 states and 144 transitions. [2019-12-01 02:43:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 144 transitions. [2019-12-01 02:43:16,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-12-01 02:43:16,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:16,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:16,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 103 states and 167 transitions. [2019-12-01 02:43:16,643 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 167 transitions. [2019-12-01 02:43:16,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 02:43:16,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:16,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2019-12-01 02:43:16,677 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2019-12-01 02:43:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-12-01 02:43:16,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 116 states and 191 transitions. [2019-12-01 02:43:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 191 transitions. [2019-12-01 02:43:17,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-01 02:43:17,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:17,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:17,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:17,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 117 states and 192 transitions. [2019-12-01 02:43:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 192 transitions. [2019-12-01 02:43:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-12-01 02:43:17,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:17,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:17,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:17,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 118 states and 193 transitions. [2019-12-01 02:43:17,254 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 193 transitions. [2019-12-01 02:43:17,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 02:43:17,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:17,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:17,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:17,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 204 transitions. [2019-12-01 02:43:17,396 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2019-12-01 02:43:17,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 02:43:17,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:17,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 205 transitions. [2019-12-01 02:43:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 205 transitions. [2019-12-01 02:43:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-12-01 02:43:17,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:17,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:17,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-01 02:43:17,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:17,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 125 states and 206 transitions. [2019-12-01 02:43:17,457 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 206 transitions. [2019-12-01 02:43:17,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-12-01 02:43:17,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:17,510 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 02:43:17,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:17,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 135 states and 231 transitions. [2019-12-01 02:43:17,983 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2019-12-01 02:43:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2019-12-01 02:43:17,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:18,001 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 02:43:18,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:18,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 232 transitions. [2019-12-01 02:43:18,018 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 232 transitions. [2019-12-01 02:43:18,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 02:43:18,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:18,039 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 02:43:18,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:18,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 134 states and 228 transitions. [2019-12-01 02:43:18,053 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 228 transitions. [2019-12-01 02:43:18,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 02:43:18,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:18,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:18,254 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-12-01 02:43:18,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 137 states and 234 transitions. [2019-12-01 02:43:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2019-12-01 02:43:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 02:43:18,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:43:19,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:19,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 144 states and 246 transitions. [2019-12-01 02:43:19,080 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 246 transitions. [2019-12-01 02:43:19,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-12-01 02:43:19,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:19,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:43:19,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:19,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 146 states and 247 transitions. [2019-12-01 02:43:19,241 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 247 transitions. [2019-12-01 02:43:19,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 02:43:19,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:19,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:19,259 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 02:43:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 152 states and 261 transitions. [2019-12-01 02:43:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 261 transitions. [2019-12-01 02:43:19,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2019-12-01 02:43:19,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:19,685 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-12-01 02:43:19,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:19,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 153 states and 262 transitions. [2019-12-01 02:43:19,703 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 262 transitions. [2019-12-01 02:43:19,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-12-01 02:43:19,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:19,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:19,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 154 states and 262 transitions. [2019-12-01 02:43:19,736 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 262 transitions. [2019-12-01 02:43:19,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 02:43:19,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:43:19,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:19,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 155 states and 263 transitions. [2019-12-01 02:43:19,769 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 263 transitions. [2019-12-01 02:43:19,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-12-01 02:43:19,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:20,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 161 states and 281 transitions. [2019-12-01 02:43:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 281 transitions. [2019-12-01 02:43:20,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 02:43:20,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:20,689 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:21,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:21,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 171 states and 300 transitions. [2019-12-01 02:43:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 300 transitions. [2019-12-01 02:43:21,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2019-12-01 02:43:21,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:21,607 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:21,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:21,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 173 states and 302 transitions. [2019-12-01 02:43:21,803 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2019-12-01 02:43:21,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 02:43:21,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:23,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 185 states and 334 transitions. [2019-12-01 02:43:23,046 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 334 transitions. [2019-12-01 02:43:23,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-12-01 02:43:23,047 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:23,067 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:23,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 187 states and 335 transitions. [2019-12-01 02:43:23,268 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 335 transitions. [2019-12-01 02:43:23,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 02:43:23,269 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:23,284 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:23,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 189 states and 337 transitions. [2019-12-01 02:43:23,473 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 337 transitions. [2019-12-01 02:43:23,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-12-01 02:43:23,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:23,488 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 02:43:23,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 190 states and 337 transitions. [2019-12-01 02:43:23,495 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 337 transitions. [2019-12-01 02:43:23,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 02:43:23,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:23,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 191 states and 338 transitions. [2019-12-01 02:43:23,523 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 338 transitions. [2019-12-01 02:43:23,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-12-01 02:43:23,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:23,538 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:23,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 193 states and 339 transitions. [2019-12-01 02:43:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 339 transitions. [2019-12-01 02:43:23,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2019-12-01 02:43:23,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:23,777 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 194 states and 340 transitions. [2019-12-01 02:43:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 340 transitions. [2019-12-01 02:43:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2019-12-01 02:43:23,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:23,900 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-12-01 02:43:23,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:23,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 197 states and 344 transitions. [2019-12-01 02:43:23,995 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 344 transitions. [2019-12-01 02:43:23,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-01 02:43:23,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:24,011 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-12-01 02:43:24,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:24,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 202 states and 353 transitions. [2019-12-01 02:43:24,573 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 353 transitions. [2019-12-01 02:43:24,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-12-01 02:43:24,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:24,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:24,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:24,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 204 states and 353 transitions. [2019-12-01 02:43:24,796 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 353 transitions. [2019-12-01 02:43:24,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-01 02:43:24,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:24,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:24,812 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-12-01 02:43:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 152 states and 240 transitions. [2019-12-01 02:43:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 240 transitions. [2019-12-01 02:43:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 02:43:24,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:24,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:24,839 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-12-01 02:43:25,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 154 states and 241 transitions. [2019-12-01 02:43:25,186 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 241 transitions. [2019-12-01 02:43:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-12-01 02:43:25,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 02:43:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 158 states and 248 transitions. [2019-12-01 02:43:25,313 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 248 transitions. [2019-12-01 02:43:25,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-12-01 02:43:25,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 02:43:25,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 159 states and 248 transitions. [2019-12-01 02:43:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 248 transitions. [2019-12-01 02:43:25,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 02:43:25,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 02:43:25,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 157 states and 244 transitions. [2019-12-01 02:43:25,375 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 244 transitions. [2019-12-01 02:43:25,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-12-01 02:43:25,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 02:43:25,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 158 states and 247 transitions. [2019-12-01 02:43:25,623 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 247 transitions. [2019-12-01 02:43:25,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-12-01 02:43:25,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,637 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-12-01 02:43:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 160 states and 250 transitions. [2019-12-01 02:43:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 250 transitions. [2019-12-01 02:43:25,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 02:43:25,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,672 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 02:43:25,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 162 states and 252 transitions. [2019-12-01 02:43:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 252 transitions. [2019-12-01 02:43:25,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-12-01 02:43:25,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 02:43:25,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 163 states and 252 transitions. [2019-12-01 02:43:25,730 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 252 transitions. [2019-12-01 02:43:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-12-01 02:43:25,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,745 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-12-01 02:43:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 154 states and 235 transitions. [2019-12-01 02:43:25,762 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 235 transitions. [2019-12-01 02:43:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-12-01 02:43:25,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,777 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 02:43:25,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 156 states and 238 transitions. [2019-12-01 02:43:25,792 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 238 transitions. [2019-12-01 02:43:25,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-12-01 02:43:25,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,807 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-12-01 02:43:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 157 states and 239 transitions. [2019-12-01 02:43:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 239 transitions. [2019-12-01 02:43:25,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-12-01 02:43:25,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-01 02:43:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-01 02:43:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-12-01 02:43:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-01 02:43:25,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 90 states and 122 transitions. [2019-12-01 02:43:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 122 transitions. [2019-12-01 02:43:25,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-01 02:43:25,875 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 53 iterations. [2019-12-01 02:43:25,883 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-12-01 02:43:26,131 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 02:43:26,137 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,137 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,137 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,137 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,137 INFO L569 CodeCheckObserver]: Invariant with dag size 11 [2019-12-01 02:43:26,138 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,138 INFO L569 CodeCheckObserver]: Invariant with dag size 7 [2019-12-01 02:43:26,138 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,139 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,139 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2019-12-01 02:43:26,139 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,139 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-12-01 02:43:26,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 02:43:26 ImpRootNode [2019-12-01 02:43:26,140 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-01 02:43:26,140 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-01 02:43:26,140 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-01 02:43:26,140 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-01 02:43:26,141 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 02:43:15" (3/4) ... [2019-12-01 02:43:26,144 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-01 02:43:26,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2019-12-01 02:43:26,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2019-12-01 02:43:26,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2019-12-01 02:43:26,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2019-12-01 02:43:26,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2019-12-01 02:43:26,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2019-12-01 02:43:26,149 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2019-12-01 02:43:26,156 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2019-12-01 02:43:26,156 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-12-01 02:43:26,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-01 02:43:26,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-01 02:43:26,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-01 02:43:26,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 02:43:26,158 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-01 02:43:26,177 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) || (!(0 == systemActive) && !(pumpRunning == 0))) || (!(0 == methaneLevelCritical) && !(pumpRunning == 0)) [2019-12-01 02:43:26,178 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: pumpRunning == \old(pumpRunning) || !(pumpRunning == 0) [2019-12-01 02:43:26,210 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6a2222ee-0eb1-438c-9cf9-9522e2ba2f86/bin/ukojak/witness.graphml [2019-12-01 02:43:26,210 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-01 02:43:26,212 INFO L168 Benchmark]: Toolchain (without parser) took 11983.38 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 306.2 MB). Free memory was 947.8 MB in the beginning and 1.0 GB in the end (delta: -60.6 MB). Peak memory consumption was 245.6 MB. Max. memory is 11.5 GB. [2019-12-01 02:43:26,212 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 02:43:26,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-01 02:43:26,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 02:43:26,213 INFO L168 Benchmark]: Boogie Preprocessor took 22.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 02:43:26,213 INFO L168 Benchmark]: RCFGBuilder took 601.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 11.5 GB. [2019-12-01 02:43:26,214 INFO L168 Benchmark]: CodeCheck took 10939.63 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 206.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -11.2 MB). Peak memory consumption was 195.3 MB. Max. memory is 11.5 GB. [2019-12-01 02:43:26,214 INFO L168 Benchmark]: Witness Printer took 70.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. [2019-12-01 02:43:26,216 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: 10.6s, OverallIterations: 53, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 857130020 SDtfs, -784563284 SDslu, -62527012 SDs, 0 SdLazy, -2039860900 SolverSat, -1928181196 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 21931 GetRequests, 21431 SyntacticMatches, 241 SemanticMatches, 259 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28315 ImplicationChecksByTransitivity, 8.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 2252 NumberOfCodeBlocks, 2252 NumberOfCodeBlocksAsserted, 52 NumberOfCheckSat, 2200 ConstructedInterpolants, 0 QuantifiedInterpolants, 209232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 52 InterpolantComputations, 41 PerfectInterpolantSequences, 799/854 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) || !(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) || 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) && !(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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 310.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 99.6 MB). Free memory was 947.8 MB in the beginning and 1.1 GB in the end (delta: -134.7 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.48 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 601.55 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 11.5 GB. * CodeCheck took 10939.63 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 206.6 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -11.2 MB). Peak memory consumption was 195.3 MB. Max. memory is 11.5 GB. * Witness Printer took 70.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...