./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/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 c39001161d93972d05784cb6dbc5024ef34abe15 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:06:15,017 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:06:15,019 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:06:15,027 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:06:15,027 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:06:15,028 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:06:15,029 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:06:15,030 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:06:15,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:06:15,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:06:15,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:06:15,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:06:15,034 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:06:15,034 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:06:15,035 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:06:15,036 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:06:15,036 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:06:15,037 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:06:15,038 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:06:15,039 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:06:15,040 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:06:15,041 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:06:15,042 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:06:15,043 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:06:15,043 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:06:15,044 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:06:15,044 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:06:15,045 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:06:15,045 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:06:15,046 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:06:15,046 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:06:15,047 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:06:15,047 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:06:15,047 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:06:15,048 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:06:15,048 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:06:15,048 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 22:06:15,055 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:06:15,055 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:06:15,056 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 22:06:15,056 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 22:06:15,056 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:06:15,057 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:06:15,057 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:06:15,057 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:06:15,057 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:06:15,057 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:06:15,057 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:06:15,057 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 22:06:15,057 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:06:15,058 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 22:06:15,058 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:06:15,058 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 22:06:15,058 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:06:15,058 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 22:06:15,058 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:06:15,058 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:06:15,058 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:06:15,059 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:06:15,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:06:15,059 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:06:15,059 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:06:15,059 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 22:06:15,059 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 22:06:15,059 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:06:15,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 22:06:15,060 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_0f489ef1-12ce-447e-9517-c3ed5ce54e61/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 -> c39001161d93972d05784cb6dbc5024ef34abe15 [2018-11-22 22:06:15,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:06:15,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:06:15,095 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:06:15,096 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:06:15,096 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:06:15,097 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c [2018-11-22 22:06:15,145 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/data/b1edc55ff/723c61363168413696ff62bac8d5d9e8/FLAGcaeed8543 [2018-11-22 22:06:15,578 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:06:15,578 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/sv-benchmarks/c/product-lines/minepump_spec2_product07_true-unreach-call_false-termination.cil.c [2018-11-22 22:06:15,584 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/data/b1edc55ff/723c61363168413696ff62bac8d5d9e8/FLAGcaeed8543 [2018-11-22 22:06:15,593 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/data/b1edc55ff/723c61363168413696ff62bac8d5d9e8 [2018-11-22 22:06:15,595 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:06:15,596 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:06:15,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:06:15,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:06:15,599 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:06:15,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:15,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f50e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15, skipping insertion in model container [2018-11-22 22:06:15,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:15,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:06:15,637 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:06:15,835 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:06:15,903 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:06:15,958 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:06:15,979 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:06:15,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15 WrapperNode [2018-11-22 22:06:15,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:06:15,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:06:15,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:06:15,980 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:06:15,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,002 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:06:16,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:06:16,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:06:16,026 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:06:16,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,042 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,047 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... [2018-11-22 22:06:16,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:06:16,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:06:16,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:06:16,051 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:06:16,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:06:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/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 [2018-11-22 22:06:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 22:06:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-22 22:06:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-22 22:06:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-22 22:06:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-22 22:06:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-22 22:06:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-22 22:06:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-22 22:06:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-22 22:06:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-22 22:06:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-22 22:06:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-22 22:06:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-22 22:06:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 22:06:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-22 22:06:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-22 22:06:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:06:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:06:16,689 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:06:16,689 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-11-22 22:06:16,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:06:16 BoogieIcfgContainer [2018-11-22 22:06:16,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:06:16,690 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:06:16,690 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:06:16,698 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:06:16,698 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:06:16" (1/1) ... [2018-11-22 22:06:16,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:06:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:16,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2018-11-22 22:06:16,735 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2018-11-22 22:06:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-22 22:06:16,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2018-11-22 22:06:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2018-11-22 22:06:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-22 22:06:16,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:16,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 59 states and 78 transitions. [2018-11-22 22:06:17,010 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2018-11-22 22:06:17,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-22 22:06:17,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 69 states and 99 transitions. [2018-11-22 22:06:17,182 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 99 transitions. [2018-11-22 22:06:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-22 22:06:17,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 85 states and 132 transitions. [2018-11-22 22:06:17,502 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 132 transitions. [2018-11-22 22:06:17,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-22 22:06:17,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2018-11-22 22:06:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2018-11-22 22:06:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 22:06:17,538 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 87 states and 134 transitions. [2018-11-22 22:06:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2018-11-22 22:06:17,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 22:06:17,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 88 states and 135 transitions. [2018-11-22 22:06:17,627 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2018-11-22 22:06:17,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-22 22:06:17,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 89 states and 136 transitions. [2018-11-22 22:06:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 136 transitions. [2018-11-22 22:06:17,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-22 22:06:17,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 90 states and 137 transitions. [2018-11-22 22:06:17,691 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 137 transitions. [2018-11-22 22:06:17,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 22:06:17,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:17,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 95 states and 150 transitions. [2018-11-22 22:06:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 150 transitions. [2018-11-22 22:06:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-22 22:06:17,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:17,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:18,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:18,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 114 states and 191 transitions. [2018-11-22 22:06:18,502 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 191 transitions. [2018-11-22 22:06:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-22 22:06:18,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:18,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 118 states and 197 transitions. [2018-11-22 22:06:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 197 transitions. [2018-11-22 22:06:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-22 22:06:18,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:18,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:18,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:18,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 119 states and 198 transitions. [2018-11-22 22:06:18,720 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 198 transitions. [2018-11-22 22:06:18,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-22 22:06:18,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:18,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:18,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 22:06:18,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 123 states and 204 transitions. [2018-11-22 22:06:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2018-11-22 22:06:18,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-22 22:06:18,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:18,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 126 states and 212 transitions. [2018-11-22 22:06:18,974 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 212 transitions. [2018-11-22 22:06:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-22 22:06:18,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:19,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:19,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:19,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 221 transitions. [2018-11-22 22:06:19,023 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 221 transitions. [2018-11-22 22:06:19,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-22 22:06:19,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 137 states and 240 transitions. [2018-11-22 22:06:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 240 transitions. [2018-11-22 22:06:19,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-22 22:06:19,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:19,243 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:19,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:19,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 141 states and 248 transitions. [2018-11-22 22:06:19,503 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 248 transitions. [2018-11-22 22:06:19,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 22:06:19,504 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 139 states and 244 transitions. [2018-11-22 22:06:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2018-11-22 22:06:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 22:06:19,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-22 22:06:20,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:20,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 146 states and 258 transitions. [2018-11-22 22:06:20,434 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 258 transitions. [2018-11-22 22:06:20,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 22:06:20,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:20,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:20,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:20,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 152 states and 272 transitions. [2018-11-22 22:06:20,768 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 272 transitions. [2018-11-22 22:06:20,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 22:06:20,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:20,813 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:21,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 162 states and 296 transitions. [2018-11-22 22:06:21,118 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 296 transitions. [2018-11-22 22:06:21,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 22:06:21,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,137 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 22:06:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 169 states and 308 transitions. [2018-11-22 22:06:21,342 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 308 transitions. [2018-11-22 22:06:21,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-22 22:06:21,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,363 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 22:06:21,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 171 states and 310 transitions. [2018-11-22 22:06:21,516 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 310 transitions. [2018-11-22 22:06:21,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 22:06:21,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:21,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 172 states and 311 transitions. [2018-11-22 22:06:21,575 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 311 transitions. [2018-11-22 22:06:21,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-22 22:06:21,576 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,627 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:21,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 173 states and 319 transitions. [2018-11-22 22:06:21,639 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 319 transitions. [2018-11-22 22:06:21,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-22 22:06:21,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:06:21,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 174 states and 319 transitions. [2018-11-22 22:06:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 319 transitions. [2018-11-22 22:06:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 22:06:21,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 175 states and 320 transitions. [2018-11-22 22:06:21,736 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 320 transitions. [2018-11-22 22:06:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 22:06:21,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:21,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 176 states and 321 transitions. [2018-11-22 22:06:21,811 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 321 transitions. [2018-11-22 22:06:21,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 22:06:21,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 22:06:21,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:21,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 177 states and 322 transitions. [2018-11-22 22:06:21,842 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 322 transitions. [2018-11-22 22:06:21,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 22:06:21,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:06:23,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 193 states and 375 transitions. [2018-11-22 22:06:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 375 transitions. [2018-11-22 22:06:23,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-22 22:06:23,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:23,155 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:06:23,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:23,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 195 states and 376 transitions. [2018-11-22 22:06:23,325 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 376 transitions. [2018-11-22 22:06:23,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 22:06:23,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:23,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:23,346 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:06:24,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:24,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 205 states and 395 transitions. [2018-11-22 22:06:24,213 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 395 transitions. [2018-11-22 22:06:24,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 22:06:24,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:24,228 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:06:24,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:24,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 207 states and 397 transitions. [2018-11-22 22:06:24,400 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 397 transitions. [2018-11-22 22:06:24,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-22 22:06:24,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:06:24,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 208 states and 397 transitions. [2018-11-22 22:06:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 397 transitions. [2018-11-22 22:06:24,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-22 22:06:24,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:24,433 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-22 22:06:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 216 states and 411 transitions. [2018-11-22 22:06:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 411 transitions. [2018-11-22 22:06:25,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 22:06:25,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:06:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:25,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 217 states and 412 transitions. [2018-11-22 22:06:25,539 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 412 transitions. [2018-11-22 22:06:25,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 22:06:25,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:25,559 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-22 22:06:25,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:25,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 218 states and 413 transitions. [2018-11-22 22:06:25,573 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 413 transitions. [2018-11-22 22:06:25,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-22 22:06:25,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 22:06:26,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:26,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 236 states and 461 transitions. [2018-11-22 22:06:26,915 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 461 transitions. [2018-11-22 22:06:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 22:06:26,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 22:06:27,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 239 states and 466 transitions. [2018-11-22 22:06:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 466 transitions. [2018-11-22 22:06:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-22 22:06:27,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 22:06:27,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:27,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 240 states and 466 transitions. [2018-11-22 22:06:27,178 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 466 transitions. [2018-11-22 22:06:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-22 22:06:27,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:27,239 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:06:27,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:27,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 243 states and 470 transitions. [2018-11-22 22:06:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 470 transitions. [2018-11-22 22:06:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 22:06:27,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 22:06:27,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 244 states and 471 transitions. [2018-11-22 22:06:27,372 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 471 transitions. [2018-11-22 22:06:27,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-22 22:06:27,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:27,481 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 22:06:27,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 246 states and 466 transitions. [2018-11-22 22:06:27,912 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 466 transitions. [2018-11-22 22:06:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 22:06:27,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:27,992 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 22:06:28,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 247 states and 467 transitions. [2018-11-22 22:06:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 467 transitions. [2018-11-22 22:06:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-22 22:06:28,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-22 22:06:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 248 states and 468 transitions. [2018-11-22 22:06:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 468 transitions. [2018-11-22 22:06:28,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-22 22:06:28,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:28,115 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:06:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 252 states and 475 transitions. [2018-11-22 22:06:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 475 transitions. [2018-11-22 22:06:28,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-22 22:06:28,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 25 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:06:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 260 states and 490 transitions. [2018-11-22 22:06:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 490 transitions. [2018-11-22 22:06:29,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-22 22:06:29,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:29,276 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 22:06:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:29,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 261 states and 490 transitions. [2018-11-22 22:06:29,296 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 490 transitions. [2018-11-22 22:06:29,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 22:06:29,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:29,314 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:06:29,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:29,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 266 states and 500 transitions. [2018-11-22 22:06:29,854 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 500 transitions. [2018-11-22 22:06:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 22:06:29,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:06:29,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:29,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 264 states and 496 transitions. [2018-11-22 22:06:29,879 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 496 transitions. [2018-11-22 22:06:29,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-22 22:06:29,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:29,891 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:06:30,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:30,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 265 states and 499 transitions. [2018-11-22 22:06:30,096 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 499 transitions. [2018-11-22 22:06:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-22 22:06:30,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:30,307 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-22 22:06:31,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:31,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 267 states and 500 transitions. [2018-11-22 22:06:31,272 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 500 transitions. [2018-11-22 22:06:31,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 22:06:31,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:31,285 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:06:31,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 268 states and 500 transitions. [2018-11-22 22:06:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 500 transitions. [2018-11-22 22:06:31,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-22 22:06:31,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 22:06:31,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:31,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 270 states and 503 transitions. [2018-11-22 22:06:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 503 transitions. [2018-11-22 22:06:31,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 22:06:31,341 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:31,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:31,354 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 22:06:31,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:31,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 272 states and 505 transitions. [2018-11-22 22:06:31,373 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 505 transitions. [2018-11-22 22:06:31,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-22 22:06:31,373 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:31,384 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:06:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 270 states and 501 transitions. [2018-11-22 22:06:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 501 transitions. [2018-11-22 22:06:31,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-22 22:06:31,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:06:31,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:31,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 276 states and 513 transitions. [2018-11-22 22:06:31,755 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 513 transitions. [2018-11-22 22:06:31,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-22 22:06:31,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:31,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:31,964 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 17 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:06:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:31,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 277 states and 513 transitions. [2018-11-22 22:06:31,978 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 513 transitions. [2018-11-22 22:06:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-22 22:06:31,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:32,004 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 22:06:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 278 states and 513 transitions. [2018-11-22 22:06:32,016 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 513 transitions. [2018-11-22 22:06:32,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-22 22:06:32,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:32,029 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-22 22:06:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 278 states and 512 transitions. [2018-11-22 22:06:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 512 transitions. [2018-11-22 22:06:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-22 22:06:32,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:32,079 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 22:06:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 280 states and 515 transitions. [2018-11-22 22:06:32,102 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 515 transitions. [2018-11-22 22:06:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-22 22:06:32,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:32,112 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-22 22:06:32,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:32,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 271 states and 498 transitions. [2018-11-22 22:06:32,129 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 498 transitions. [2018-11-22 22:06:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-22 22:06:32,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 12 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-22 22:06:32,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:32,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 273 states and 499 transitions. [2018-11-22 22:06:32,760 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 499 transitions. [2018-11-22 22:06:32,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-22 22:06:32,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-22 22:06:32,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:32,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 275 states and 500 transitions. [2018-11-22 22:06:32,971 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 500 transitions. [2018-11-22 22:06:32,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 22:06:32,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:32,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:06:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 276 states and 501 transitions. [2018-11-22 22:06:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 501 transitions. [2018-11-22 22:06:33,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-22 22:06:33,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 22:06:33,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:33,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 268 states and 484 transitions. [2018-11-22 22:06:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 484 transitions. [2018-11-22 22:06:33,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-22 22:06:33,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:33,071 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-22 22:06:33,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:33,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 255 states and 461 transitions. [2018-11-22 22:06:33,088 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 461 transitions. [2018-11-22 22:06:33,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 22:06:33,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:33,277 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:06:33,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:33,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 260 states and 473 transitions. [2018-11-22 22:06:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 473 transitions. [2018-11-22 22:06:33,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-22 22:06:33,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:33,697 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:06:34,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:34,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 269 states and 493 transitions. [2018-11-22 22:06:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 493 transitions. [2018-11-22 22:06:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-22 22:06:34,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:34,314 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 22:06:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 271 states and 494 transitions. [2018-11-22 22:06:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 494 transitions. [2018-11-22 22:06:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 22:06:34,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-22 22:06:34,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 272 states and 495 transitions. [2018-11-22 22:06:34,753 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 495 transitions. [2018-11-22 22:06:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 22:06:34,754 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:34,791 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 31 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 22:06:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:34,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 274 states and 496 transitions. [2018-11-22 22:06:34,999 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 496 transitions. [2018-11-22 22:06:35,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-22 22:06:35,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:06:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 22:06:35,108 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-22 22:06:35,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:06:35,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 140 states and 208 transitions. [2018-11-22 22:06:35,311 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 208 transitions. [2018-11-22 22:06:35,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 22:06:35,312 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 75 iterations. [2018-11-22 22:06:35,318 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 22:06:35,556 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,558 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,558 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,558 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-22 22:06:35,561 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,561 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,561 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,561 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-22 22:06:35,561 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,562 INFO L579 CodeCheckObserver]: Invariant with dag size 14 [2018-11-22 22:06:35,562 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,562 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,562 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 22:06:35,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 10:06:35 ImpRootNode [2018-11-22 22:06:35,563 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 22:06:35,563 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:06:35,563 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:06:35,563 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:06:35,564 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:06:16" (3/4) ... [2018-11-22 22:06:35,566 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 22:06:35,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-22 22:06:35,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-22 22:06:35,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-22 22:06:35,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-22 22:06:35,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-22 22:06:35,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-22 22:06:35,570 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-22 22:06:35,574 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2018-11-22 22:06:35,574 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-22 22:06:35,574 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-22 22:06:35,575 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-22 22:06:35,575 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-22 22:06:35,575 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 22:06:35,575 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 22:06:35,593 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == pumpRunning) && !(systemActive == 0)) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-11-22 22:06:35,594 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(pumpRunning) == pumpRunning) || methaneLevelCritical == tmp) || systemActive == 0) || 0 == tmp) || !(0 == pumpRunning) [2018-11-22 22:06:35,620 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0f489ef1-12ce-447e-9517-c3ed5ce54e61/bin-2019/ukojak/witness.graphml [2018-11-22 22:06:35,620 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:06:35,620 INFO L168 Benchmark]: Toolchain (without parser) took 20025.12 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 504.4 MB). Free memory was 955.5 MB in the beginning and 1.3 GB in the end (delta: -352.0 MB). Peak memory consumption was 152.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:35,621 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 22:06:35,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 383.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -174.0 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:35,622 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:35,622 INFO L168 Benchmark]: Boogie Preprocessor took 25.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:35,622 INFO L168 Benchmark]: RCFGBuilder took 638.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:35,622 INFO L168 Benchmark]: CodeCheck took 18872.84 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 366.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -249.0 MB). Peak memory consumption was 117.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:06:35,622 INFO L168 Benchmark]: Witness Printer took 56.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-11-22 22:06:35,624 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, 73 locations, 1 error locations. SAFE Result, 18.6s OverallTime, 75 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1308090096 SDtfs, 616488096 SDslu, 731620040 SDs, 0 SdLazy, 1343277700 SolverSat, -1148215912 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 45.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 39467 GetRequests, 38536 SyntacticMatches, 549 SemanticMatches, 382 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81715 ImplicationChecksByTransitivity, 15.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 3651 NumberOfCodeBlocks, 3651 NumberOfCodeBlocksAsserted, 74 NumberOfCheckSat, 3577 ConstructedInterpolants, 0 QuantifiedInterpolants, 406501 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 74 InterpolantComputations, 51 PerfectInterpolantSequences, 1587/1766 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: 391]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((!(0 == pumpRunning) && !(systemActive == 0)) || \old(pumpRunning) == pumpRunning) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) == pumpRunning) || methaneLevelCritical == tmp) || systemActive == 0) || 0 == tmp) || !(0 == pumpRunning) - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 877]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 383.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 955.5 MB in the beginning and 1.1 GB in the end (delta: -174.0 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 45.32 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 638.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. * CodeCheck took 18872.84 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 366.5 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -249.0 MB). Peak memory consumption was 117.5 MB. Max. memory is 11.5 GB. * Witness Printer took 56.80 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 24 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...