./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 18:54:26,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 18:54:26,068 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 18:54:26,074 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 18:54:26,074 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 18:54:26,075 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 18:54:26,075 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 18:54:26,076 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 18:54:26,077 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 18:54:26,078 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 18:54:26,078 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 18:54:26,078 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 18:54:26,079 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 18:54:26,079 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 18:54:26,080 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 18:54:26,080 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 18:54:26,081 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 18:54:26,081 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 18:54:26,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 18:54:26,083 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 18:54:26,084 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 18:54:26,084 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 18:54:26,086 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 18:54:26,086 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 18:54:26,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 18:54:26,086 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 18:54:26,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 18:54:26,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 18:54:26,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 18:54:26,088 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 18:54:26,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 18:54:26,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 18:54:26,089 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 18:54:26,089 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 18:54:26,089 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 18:54:26,090 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 18:54:26,090 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 18:54:26,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 18:54:26,098 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 18:54:26,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 18:54:26,098 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 18:54:26,099 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 18:54:26,099 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 18:54:26,099 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 18:54:26,100 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 18:54:26,100 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 18:54:26,100 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 18:54:26,100 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 18:54:26,100 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 18:54:26,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 18:54:26,100 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 18:54:26,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:54:26,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 18:54:26,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 18:54:26,101 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 18:54:26,101 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 18:54:26,101 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 18:54:26,101 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 18:54:26,101 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00a34716abd5fee4f4fa0d0743ef9f6cbdb65813 [2018-12-09 18:54:26,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 18:54:26,125 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 18:54:26,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 18:54:26,128 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 18:54:26,128 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 18:54:26,128 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-12-09 18:54:26,162 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/data/35eb1ff69/7a02fcb16dac48bbb32700c6b3b214fb/FLAG31eaba5b6 [2018-12-09 18:54:26,473 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 18:54:26,474 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/sv-benchmarks/c/product-lines/minepump_spec2_product20_true-unreach-call_false-termination.cil.c [2018-12-09 18:54:26,480 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/data/35eb1ff69/7a02fcb16dac48bbb32700c6b3b214fb/FLAG31eaba5b6 [2018-12-09 18:54:26,487 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/data/35eb1ff69/7a02fcb16dac48bbb32700c6b3b214fb [2018-12-09 18:54:26,489 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 18:54:26,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 18:54:26,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 18:54:26,491 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 18:54:26,493 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 18:54:26,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c0e1c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26, skipping insertion in model container [2018-12-09 18:54:26,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,499 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 18:54:26,527 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 18:54:26,688 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:54:26,696 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 18:54:26,771 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 18:54:26,787 INFO L195 MainTranslator]: Completed translation [2018-12-09 18:54:26,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26 WrapperNode [2018-12-09 18:54:26,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 18:54:26,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 18:54:26,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 18:54:26,788 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 18:54:26,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 18:54:26,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 18:54:26,820 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 18:54:26,820 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 18:54:26,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... [2018-12-09 18:54:26,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 18:54:26,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 18:54:26,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 18:54:26,839 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 18:54:26,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:54:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 18:54:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 18:54:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-09 18:54:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-09 18:54:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-09 18:54:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-09 18:54:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-09 18:54:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-09 18:54:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-09 18:54:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-09 18:54:26,872 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-09 18:54:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-09 18:54:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-09 18:54:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-09 18:54:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 18:54:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-09 18:54:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-09 18:54:26,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 18:54:26,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 18:54:27,230 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 18:54:27,230 INFO L280 CfgBuilder]: Removed 38 assue(true) statements. [2018-12-09 18:54:27,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:54:27 BoogieIcfgContainer [2018-12-09 18:54:27,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 18:54:27,231 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 18:54:27,231 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 18:54:27,238 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 18:54:27,238 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:54:27" (1/1) ... [2018-12-09 18:54:27,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 18:54:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:27,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2018-12-09 18:54:27,269 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2018-12-09 18:54:27,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 18:54:27,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:27,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:27,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:27,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2018-12-09 18:54:27,388 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2018-12-09 18:54:27,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 18:54:27,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:27,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:27,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-12-09 18:54:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-12-09 18:54:27,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 18:54:27,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:27,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:27,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:27,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:27,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2018-12-09 18:54:27,537 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2018-12-09 18:54:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 18:54:27,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:27,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:27,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2018-12-09 18:54:27,799 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2018-12-09 18:54:27,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 18:54:27,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:27,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:27,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:27,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 84 states and 132 transitions. [2018-12-09 18:54:27,961 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2018-12-09 18:54:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 18:54:27,963 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 96 states and 159 transitions. [2018-12-09 18:54:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 159 transitions. [2018-12-09 18:54:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:54:28,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 101 states and 171 transitions. [2018-12-09 18:54:28,414 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 171 transitions. [2018-12-09 18:54:28,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:54:28,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 174 transitions. [2018-12-09 18:54:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 174 transitions. [2018-12-09 18:54:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 18:54:28,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 106 states and 184 transitions. [2018-12-09 18:54:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 184 transitions. [2018-12-09 18:54:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 18:54:28,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 111 states and 194 transitions. [2018-12-09 18:54:28,641 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 194 transitions. [2018-12-09 18:54:28,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 18:54:28,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 112 states and 195 transitions. [2018-12-09 18:54:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 195 transitions. [2018-12-09 18:54:28,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 18:54:28,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 113 states and 196 transitions. [2018-12-09 18:54:28,690 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 196 transitions. [2018-12-09 18:54:28,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 18:54:28,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 118 states and 208 transitions. [2018-12-09 18:54:28,766 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 208 transitions. [2018-12-09 18:54:28,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 18:54:28,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:28,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:28,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 119 states and 209 transitions. [2018-12-09 18:54:28,786 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 209 transitions. [2018-12-09 18:54:28,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 18:54:28,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:28,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:28,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:29,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:29,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 124 states and 217 transitions. [2018-12-09 18:54:29,050 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 217 transitions. [2018-12-09 18:54:29,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 18:54:29,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:29,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:29,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 129 states and 227 transitions. [2018-12-09 18:54:29,151 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 227 transitions. [2018-12-09 18:54:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 18:54:29,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:29,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:29,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:29,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 130 states and 228 transitions. [2018-12-09 18:54:29,185 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 228 transitions. [2018-12-09 18:54:29,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 18:54:29,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:29,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 18:54:29,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:29,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 133 states and 235 transitions. [2018-12-09 18:54:29,332 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 235 transitions. [2018-12-09 18:54:29,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 18:54:29,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:29,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:29,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 143 states and 260 transitions. [2018-12-09 18:54:29,760 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 260 transitions. [2018-12-09 18:54:29,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 18:54:29,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:29,778 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:29,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 144 states and 262 transitions. [2018-12-09 18:54:29,797 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 262 transitions. [2018-12-09 18:54:29,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 18:54:29,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:29,815 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:29,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 142 states and 258 transitions. [2018-12-09 18:54:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 258 transitions. [2018-12-09 18:54:29,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 18:54:29,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:30,064 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 18:54:30,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:30,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 149 states and 272 transitions. [2018-12-09 18:54:30,705 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 272 transitions. [2018-12-09 18:54:30,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 18:54:30,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:30,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:31,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:31,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 155 states and 285 transitions. [2018-12-09 18:54:31,020 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 285 transitions. [2018-12-09 18:54:31,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:54:31,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:31,038 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:31,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:31,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 156 states and 287 transitions. [2018-12-09 18:54:31,055 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 287 transitions. [2018-12-09 18:54:31,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:54:31,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:31,090 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 167 states and 322 transitions. [2018-12-09 18:54:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 322 transitions. [2018-12-09 18:54:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:54:31,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:31,585 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:31,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:31,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 172 states and 338 transitions. [2018-12-09 18:54:31,602 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 338 transitions. [2018-12-09 18:54:31,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 18:54:31,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:31,638 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:31,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 176 states and 346 transitions. [2018-12-09 18:54:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 346 transitions. [2018-12-09 18:54:31,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 18:54:31,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:31,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:31,767 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:31,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:31,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 177 states and 346 transitions. [2018-12-09 18:54:31,772 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 346 transitions. [2018-12-09 18:54:31,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 18:54:31,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:31,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:31,784 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:31,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 179 states and 347 transitions. [2018-12-09 18:54:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 347 transitions. [2018-12-09 18:54:31,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 18:54:31,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:33,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 195 states and 385 transitions. [2018-12-09 18:54:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 385 transitions. [2018-12-09 18:54:33,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:54:33,094 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:33,132 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:33,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 196 states and 386 transitions. [2018-12-09 18:54:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 386 transitions. [2018-12-09 18:54:33,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 18:54:33,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:33,265 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:33,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:33,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 197 states and 387 transitions. [2018-12-09 18:54:33,345 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 387 transitions. [2018-12-09 18:54:33,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 18:54:33,345 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:33,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:33,356 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 18:54:33,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 199 states and 388 transitions. [2018-12-09 18:54:33,483 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 388 transitions. [2018-12-09 18:54:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 18:54:33,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:33,495 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:34,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 210 states and 424 transitions. [2018-12-09 18:54:34,539 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 424 transitions. [2018-12-09 18:54:34,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 18:54:34,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:34,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:34,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 214 states and 427 transitions. [2018-12-09 18:54:34,745 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 427 transitions. [2018-12-09 18:54:34,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:54:34,746 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:34,775 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:34,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 215 states and 428 transitions. [2018-12-09 18:54:34,849 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 428 transitions. [2018-12-09 18:54:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:54:34,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:34,886 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:34,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 216 states and 429 transitions. [2018-12-09 18:54:34,902 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 429 transitions. [2018-12-09 18:54:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 18:54:34,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:34,913 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 217 states and 430 transitions. [2018-12-09 18:54:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 430 transitions. [2018-12-09 18:54:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-09 18:54:34,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:54:34,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:34,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 218 states and 430 transitions. [2018-12-09 18:54:34,989 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 430 transitions. [2018-12-09 18:54:34,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 18:54:34,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:35,021 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 227 states and 448 transitions. [2018-12-09 18:54:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 448 transitions. [2018-12-09 18:54:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:54:35,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:35,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:54:36,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 235 states and 459 transitions. [2018-12-09 18:54:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 459 transitions. [2018-12-09 18:54:36,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-09 18:54:36,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:36,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:54:37,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 237 states and 461 transitions. [2018-12-09 18:54:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 461 transitions. [2018-12-09 18:54:37,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 18:54:37,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:37,047 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 18:54:37,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 240 states and 465 transitions. [2018-12-09 18:54:37,451 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 465 transitions. [2018-12-09 18:54:37,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-09 18:54:37,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:37,517 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-09 18:54:37,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 243 states and 468 transitions. [2018-12-09 18:54:37,597 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 468 transitions. [2018-12-09 18:54:37,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-09 18:54:37,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:37,608 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:38,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 250 states and 472 transitions. [2018-12-09 18:54:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 472 transitions. [2018-12-09 18:54:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-09 18:54:38,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:38,703 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 18:54:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 253 states and 481 transitions. [2018-12-09 18:54:38,726 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 481 transitions. [2018-12-09 18:54:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 18:54:38,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:38,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:38,736 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:54:38,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:38,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 258 states and 488 transitions. [2018-12-09 18:54:38,832 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 488 transitions. [2018-12-09 18:54:38,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-09 18:54:38,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:54:39,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 259 states and 489 transitions. [2018-12-09 18:54:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 489 transitions. [2018-12-09 18:54:39,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:54:39,066 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:39,078 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 18:54:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:39,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 263 states and 496 transitions. [2018-12-09 18:54:39,278 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 496 transitions. [2018-12-09 18:54:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:54:39,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:39,427 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 18:54:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 265 states and 496 transitions. [2018-12-09 18:54:40,356 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 496 transitions. [2018-12-09 18:54:40,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:54:40,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 18:54:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:40,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 267 states and 499 transitions. [2018-12-09 18:54:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 499 transitions. [2018-12-09 18:54:40,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 18:54:40,628 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:40,640 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:54:40,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:40,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 265 states and 495 transitions. [2018-12-09 18:54:40,657 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 495 transitions. [2018-12-09 18:54:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-09 18:54:40,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:40,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:54:40,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:40,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 266 states and 498 transitions. [2018-12-09 18:54:40,878 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 498 transitions. [2018-12-09 18:54:40,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 18:54:40,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 18:54:40,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:40,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 267 states and 501 transitions. [2018-12-09 18:54:40,907 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 501 transitions. [2018-12-09 18:54:40,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 18:54:40,908 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:41,084 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 18:54:41,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:41,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 268 states and 503 transitions. [2018-12-09 18:54:41,105 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 503 transitions. [2018-12-09 18:54:41,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-09 18:54:41,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:41,116 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 18:54:41,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:41,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 271 states and 506 transitions. [2018-12-09 18:54:41,133 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 506 transitions. [2018-12-09 18:54:41,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 18:54:41,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:41,143 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 18:54:41,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:41,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 273 states and 508 transitions. [2018-12-09 18:54:41,164 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 508 transitions. [2018-12-09 18:54:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 18:54:41,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:41,174 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-09 18:54:41,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:41,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 274 states and 509 transitions. [2018-12-09 18:54:41,185 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 509 transitions. [2018-12-09 18:54:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 18:54:41,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:41,197 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 18:54:41,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:41,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 277 states and 514 transitions. [2018-12-09 18:54:41,227 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 514 transitions. [2018-12-09 18:54:41,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 18:54:41,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:41,495 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:54:42,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:42,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 288 states and 548 transitions. [2018-12-09 18:54:42,925 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 548 transitions. [2018-12-09 18:54:42,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 18:54:42,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 19 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:54:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:43,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 290 states and 552 transitions. [2018-12-09 18:54:43,355 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 552 transitions. [2018-12-09 18:54:43,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 18:54:43,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:43,537 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 18:54:43,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:43,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 291 states and 553 transitions. [2018-12-09 18:54:43,590 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 553 transitions. [2018-12-09 18:54:43,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 18:54:43,591 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:43,601 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 18:54:43,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:43,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 293 states and 556 transitions. [2018-12-09 18:54:43,825 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 556 transitions. [2018-12-09 18:54:43,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 18:54:43,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:43,836 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 18:54:43,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:43,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 295 states and 558 transitions. [2018-12-09 18:54:43,960 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 558 transitions. [2018-12-09 18:54:43,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 18:54:43,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:43,970 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:54:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:43,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 296 states and 559 transitions. [2018-12-09 18:54:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 559 transitions. [2018-12-09 18:54:43,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 18:54:43,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 18:54:44,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:44,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 297 states and 561 transitions. [2018-12-09 18:54:44,025 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 561 transitions. [2018-12-09 18:54:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 18:54:44,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:44,036 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 18:54:44,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:44,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 288 states and 544 transitions. [2018-12-09 18:54:44,055 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 544 transitions. [2018-12-09 18:54:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 18:54:44,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:44,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:44,066 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 18:54:44,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:44,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 290 states and 546 transitions. [2018-12-09 18:54:44,209 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 546 transitions. [2018-12-09 18:54:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 18:54:44,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-09 18:54:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:44,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 291 states and 548 transitions. [2018-12-09 18:54:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 548 transitions. [2018-12-09 18:54:44,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-09 18:54:44,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:44,255 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-09 18:54:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 232 states and 395 transitions. [2018-12-09 18:54:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 395 transitions. [2018-12-09 18:54:44,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 18:54:44,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 45 proven. 7 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-09 18:54:44,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:44,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 233 states and 395 transitions. [2018-12-09 18:54:44,695 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 395 transitions. [2018-12-09 18:54:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-09 18:54:44,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 18:54:44,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 18:54:44,714 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-09 18:54:44,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 18:54:44,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 135 states and 203 transitions. [2018-12-09 18:54:44,947 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 203 transitions. [2018-12-09 18:54:44,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 18:54:44,947 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 73 iterations. [2018-12-09 18:54:44,953 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 18:54:45,225 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 18:54:45,230 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,230 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,230 INFO L583 CodeCheckObserver]: Invariant with dag size 14 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,231 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 18:54:45,232 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 18:54:45,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 06:54:45 ImpRootNode [2018-12-09 18:54:45,232 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 18:54:45,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 18:54:45,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 18:54:45,232 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 18:54:45,233 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:54:27" (3/4) ... [2018-12-09 18:54:45,235 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 18:54:45,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-09 18:54:45,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-09 18:54:45,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-09 18:54:45,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-09 18:54:45,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-09 18:54:45,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-09 18:54:45,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-09 18:54:45,243 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-12-09 18:54:45,243 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-09 18:54:45,243 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-09 18:54:45,243 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-09 18:54:45,243 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-09 18:54:45,244 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 18:54:45,261 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-09 18:54:45,261 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) [2018-12-09 18:54:45,262 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == tmp || systemActive == 0) || 0 == tmp) || !(pumpRunning == \old(pumpRunning))) || !(0 == pumpRunning) [2018-12-09 18:54:45,280 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ccdc02ac-7f44-47e9-b45d-b901579e520e/bin-2019/ukojak/witness.graphml [2018-12-09 18:54:45,281 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 18:54:45,281 INFO L168 Benchmark]: Toolchain (without parser) took 18791.68 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 446.2 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -144.7 MB). Peak memory consumption was 301.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:54:45,282 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 18:54:45,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -130.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:54:45,282 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.95 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. [2018-12-09 18:54:45,282 INFO L168 Benchmark]: Boogie Preprocessor took 18.34 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. [2018-12-09 18:54:45,282 INFO L168 Benchmark]: RCFGBuilder took 392.28 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: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. [2018-12-09 18:54:45,283 INFO L168 Benchmark]: CodeCheck took 18000.79 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -96.1 MB). Peak memory consumption was 252.0 MB. Max. memory is 11.5 GB. [2018-12-09 18:54:45,283 INFO L168 Benchmark]: Witness Printer took 48.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2018-12-09 18:54:45,284 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 8 procedures, 74 locations, 1 error locations. SAFE Result, 17.6s OverallTime, 73 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1079050400 SDtfs, -1390707508 SDslu, -1604256184 SDs, 0 SdLazy, 801095676 SolverSat, 78908568 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 38.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 37104 GetRequests, 36240 SyntacticMatches, 460 SemanticMatches, 404 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85710 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 3487 NumberOfCodeBlocks, 3487 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 3415 ConstructedInterpolants, 0 QuantifiedInterpolants, 359547 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 72 InterpolantComputations, 53 PerfectInterpolantSequences, 1552/1668 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 685]: 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: 769]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || pumpRunning == \old(pumpRunning)) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 777]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == tmp || systemActive == 0) || 0 == tmp) || !(pumpRunning == \old(pumpRunning))) || !(0 == pumpRunning) - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: (pumpRunning == \old(pumpRunning) && !(systemActive == 0)) || !(0 == pumpRunning) - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 301]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 297.04 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -130.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.95 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 18.34 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 392.28 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: 63.7 MB). Peak memory consumption was 63.7 MB. Max. memory is 11.5 GB. * CodeCheck took 18000.79 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 348.1 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -96.1 MB). Peak memory consumption was 252.0 MB. Max. memory is 11.5 GB. * Witness Printer took 48.61 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...