./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product31_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_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/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 c01215307b2c8189e4e6745962a1a26d113e8096 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 13:30:33,356 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:30:33,357 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:30:33,363 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:30:33,363 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:30:33,363 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:30:33,364 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:30:33,365 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:30:33,366 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:30:33,366 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:30:33,366 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:30:33,366 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:30:33,367 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:30:33,367 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:30:33,368 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:30:33,368 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:30:33,369 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:30:33,369 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:30:33,370 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:30:33,371 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:30:33,372 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:30:33,372 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:30:33,373 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:30:33,373 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:30:33,373 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:30:33,374 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:30:33,374 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:30:33,375 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:30:33,375 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:30:33,376 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:30:33,376 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:30:33,376 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:30:33,376 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:30:33,376 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:30:33,377 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:30:33,377 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:30:33,377 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 13:30:33,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:30:33,384 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:30:33,385 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:30:33,385 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:30:33,385 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:30:33,385 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:30:33,385 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:30:33,386 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:30:33,387 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:30:33,387 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:30:33,387 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 13:30:33,387 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:30:33,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 13:30:33,388 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_09dff5d4-01f6-4675-9081-33f84e70570e/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 -> c01215307b2c8189e4e6745962a1a26d113e8096 [2018-12-01 13:30:33,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:30:33,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:30:33,413 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:30:33,414 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:30:33,414 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:30:33,415 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c [2018-12-01 13:30:33,450 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/data/ff9824216/6178ebc41bea4fd08cdeff1d312413c7/FLAGc8fdb2931 [2018-12-01 13:30:33,851 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:30:33,851 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/sv-benchmarks/c/product-lines/minepump_spec2_product31_true-unreach-call_false-termination.cil.c [2018-12-01 13:30:33,857 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/data/ff9824216/6178ebc41bea4fd08cdeff1d312413c7/FLAGc8fdb2931 [2018-12-01 13:30:33,865 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/data/ff9824216/6178ebc41bea4fd08cdeff1d312413c7 [2018-12-01 13:30:33,867 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:30:33,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:30:33,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:30:33,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:30:33,871 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:30:33,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:30:33" (1/1) ... [2018-12-01 13:30:33,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354f5439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:33, skipping insertion in model container [2018-12-01 13:30:33,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:30:33" (1/1) ... [2018-12-01 13:30:33,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:30:33,898 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:30:34,049 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:30:34,057 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:30:34,132 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:30:34,146 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:30:34,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34 WrapperNode [2018-12-01 13:30:34,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:30:34,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:30:34,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:30:34,147 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:30:34,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,178 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:30:34,178 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:30:34,178 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:30:34,178 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:30:34,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,195 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:30:34,196 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:30:34,196 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:30:34,196 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:30:34,197 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:30:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/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 [2018-12-01 13:30:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:30:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-01 13:30:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-01 13:30:34,231 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-01 13:30:34,231 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-01 13:30:34,232 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-01 13:30:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-01 13:30:34,232 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-01 13:30:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-01 13:30:34,232 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-01 13:30:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-01 13:30:34,232 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 13:30:34,232 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-01 13:30:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-01 13:30:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-01 13:30:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-01 13:30:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-01 13:30:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 13:30:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-01 13:30:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-01 13:30:34,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:30:34,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:30:34,611 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:30:34,611 INFO L280 CfgBuilder]: Removed 36 assue(true) statements. [2018-12-01 13:30:34,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:30:34 BoogieIcfgContainer [2018-12-01 13:30:34,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:30:34,612 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:30:34,612 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:30:34,620 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:30:34,620 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:30:34" (1/1) ... [2018-12-01 13:30:34,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:30:34,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2018-12-01 13:30:34,653 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2018-12-01 13:30:34,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-01 13:30:34,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:34,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2018-12-01 13:30:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2018-12-01 13:30:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 13:30:34,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:34,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:34,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:34,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2018-12-01 13:30:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2018-12-01 13:30:34,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 13:30:34,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:34,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:34,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:34,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 81 states and 115 transitions. [2018-12-01 13:30:34,959 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2018-12-01 13:30:34,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 13:30:34,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:34,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:34,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:34,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 82 states and 116 transitions. [2018-12-01 13:30:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2018-12-01 13:30:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 13:30:34,987 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:35,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:35,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 83 states and 117 transitions. [2018-12-01 13:30:35,020 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2018-12-01 13:30:35,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 13:30:35,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:35,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:35,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 118 transitions. [2018-12-01 13:30:35,059 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 118 transitions. [2018-12-01 13:30:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 13:30:35,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:35,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:35,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:35,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 101 states and 156 transitions. [2018-12-01 13:30:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2018-12-01 13:30:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 13:30:35,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:35,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:35,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:35,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 102 states and 157 transitions. [2018-12-01 13:30:35,389 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 157 transitions. [2018-12-01 13:30:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 13:30:35,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:35,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:35,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 121 states and 198 transitions. [2018-12-01 13:30:36,060 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 198 transitions. [2018-12-01 13:30:36,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-01 13:30:36,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 206 transitions. [2018-12-01 13:30:36,233 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 206 transitions. [2018-12-01 13:30:36,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 13:30:36,235 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 127 states and 214 transitions. [2018-12-01 13:30:36,348 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 214 transitions. [2018-12-01 13:30:36,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 13:30:36,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 132 states and 223 transitions. [2018-12-01 13:30:36,382 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 223 transitions. [2018-12-01 13:30:36,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-01 13:30:36,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 138 states and 237 transitions. [2018-12-01 13:30:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 237 transitions. [2018-12-01 13:30:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 13:30:36,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 142 states and 243 transitions. [2018-12-01 13:30:36,611 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 243 transitions. [2018-12-01 13:30:36,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 13:30:36,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 144 states and 248 transitions. [2018-12-01 13:30:36,832 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 248 transitions. [2018-12-01 13:30:36,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 13:30:36,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 142 states and 242 transitions. [2018-12-01 13:30:36,902 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 242 transitions. [2018-12-01 13:30:36,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 13:30:36,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 13:30:36,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 143 states and 243 transitions. [2018-12-01 13:30:36,950 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 243 transitions. [2018-12-01 13:30:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-01 13:30:36,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:36,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:36,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:36,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 147 states and 252 transitions. [2018-12-01 13:30:36,999 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 252 transitions. [2018-12-01 13:30:37,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 13:30:37,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:37,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:37,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 157 states and 279 transitions. [2018-12-01 13:30:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 279 transitions. [2018-12-01 13:30:37,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:30:37,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:37,548 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:37,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 155 states and 275 transitions. [2018-12-01 13:30:37,570 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 275 transitions. [2018-12-01 13:30:37,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:30:37,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:37,741 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 13:30:38,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:38,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 158 states and 282 transitions. [2018-12-01 13:30:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 282 transitions. [2018-12-01 13:30:38,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:30:38,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:38,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:38,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 165 states and 294 transitions. [2018-12-01 13:30:38,352 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 294 transitions. [2018-12-01 13:30:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 13:30:38,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:38,369 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:38,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:38,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 171 states and 308 transitions. [2018-12-01 13:30:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 308 transitions. [2018-12-01 13:30:38,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 13:30:38,765 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:38,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 172 states and 309 transitions. [2018-12-01 13:30:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 309 transitions. [2018-12-01 13:30:38,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 13:30:38,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:38,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:38,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:38,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:38,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 174 states and 310 transitions. [2018-12-01 13:30:38,952 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 310 transitions. [2018-12-01 13:30:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-01 13:30:38,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:38,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:38,964 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:30:38,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 175 states and 310 transitions. [2018-12-01 13:30:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 310 transitions. [2018-12-01 13:30:38,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 13:30:38,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:38,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 176 states and 311 transitions. [2018-12-01 13:30:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 311 transitions. [2018-12-01 13:30:38,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 13:30:38,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:39,006 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:39,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:39,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 177 states and 312 transitions. [2018-12-01 13:30:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 312 transitions. [2018-12-01 13:30:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 13:30:39,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:30:40,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:40,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 193 states and 361 transitions. [2018-12-01 13:30:40,103 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 361 transitions. [2018-12-01 13:30:40,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-01 13:30:40,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:40,120 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:30:40,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:40,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 195 states and 364 transitions. [2018-12-01 13:30:40,268 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 364 transitions. [2018-12-01 13:30:40,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:30:40,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:30:41,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:41,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 207 states and 398 transitions. [2018-12-01 13:30:41,297 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 398 transitions. [2018-12-01 13:30:41,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:30:41,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:41,317 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:30:41,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:41,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 209 states and 402 transitions. [2018-12-01 13:30:41,482 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 402 transitions. [2018-12-01 13:30:41,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 13:30:41,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 13:30:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 210 states and 402 transitions. [2018-12-01 13:30:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 402 transitions. [2018-12-01 13:30:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 13:30:41,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:41,530 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:30:41,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:41,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 211 states and 403 transitions. [2018-12-01 13:30:41,539 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 403 transitions. [2018-12-01 13:30:41,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-12-01 13:30:41,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 13:30:41,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:41,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 212 states and 404 transitions. [2018-12-01 13:30:41,563 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 404 transitions. [2018-12-01 13:30:41,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 13:30:41,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:41,605 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 229 states and 444 transitions. [2018-12-01 13:30:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 444 transitions. [2018-12-01 13:30:42,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-01 13:30:42,749 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:42,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:42,844 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 13:30:42,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:42,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 232 states and 450 transitions. [2018-12-01 13:30:42,911 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 450 transitions. [2018-12-01 13:30:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 13:30:42,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:42,948 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:44,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:44,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 244 states and 473 transitions. [2018-12-01 13:30:44,089 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 473 transitions. [2018-12-01 13:30:44,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-01 13:30:44,089 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:44,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:44,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:44,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 245 states and 474 transitions. [2018-12-01 13:30:44,124 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 474 transitions. [2018-12-01 13:30:44,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 13:30:44,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:44,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 246 states and 475 transitions. [2018-12-01 13:30:44,172 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 475 transitions. [2018-12-01 13:30:44,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-01 13:30:44,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:44,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 13:30:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:44,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 249 states and 480 transitions. [2018-12-01 13:30:44,220 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 480 transitions. [2018-12-01 13:30:44,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 13:30:44,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:44,251 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 13:30:44,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:44,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 250 states and 481 transitions. [2018-12-01 13:30:44,262 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 481 transitions. [2018-12-01 13:30:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 13:30:44,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:44,368 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 13:30:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:44,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 254 states and 483 transitions. [2018-12-01 13:30:44,754 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 483 transitions. [2018-12-01 13:30:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-01 13:30:44,755 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:45,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:45,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 262 states and 505 transitions. [2018-12-01 13:30:45,957 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 505 transitions. [2018-12-01 13:30:45,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-01 13:30:45,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:45,973 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:30:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 266 states and 513 transitions. [2018-12-01 13:30:46,196 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 513 transitions. [2018-12-01 13:30:46,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 13:30:46,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-12-01 13:30:46,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:46,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 267 states and 514 transitions. [2018-12-01 13:30:46,262 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 514 transitions. [2018-12-01 13:30:46,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 13:30:46,263 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:46,312 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 13:30:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:46,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 273 states and 529 transitions. [2018-12-01 13:30:46,921 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 529 transitions. [2018-12-01 13:30:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 13:30:46,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:46,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:46,931 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 13:30:47,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 280 states and 541 transitions. [2018-12-01 13:30:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 541 transitions. [2018-12-01 13:30:47,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 13:30:47,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:47,320 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:30:47,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:47,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 281 states and 542 transitions. [2018-12-01 13:30:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 542 transitions. [2018-12-01 13:30:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-01 13:30:47,338 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:47,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:47,349 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 13:30:47,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:47,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 283 states and 543 transitions. [2018-12-01 13:30:47,571 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 543 transitions. [2018-12-01 13:30:47,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-01 13:30:47,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:47,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:47,581 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 13:30:47,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:47,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 284 states and 544 transitions. [2018-12-01 13:30:47,601 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 544 transitions. [2018-12-01 13:30:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 13:30:47,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:47,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 13:30:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 289 states and 552 transitions. [2018-12-01 13:30:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 552 transitions. [2018-12-01 13:30:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 13:30:47,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:47,929 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:30:47,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:47,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 287 states and 548 transitions. [2018-12-01 13:30:47,942 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 548 transitions. [2018-12-01 13:30:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-01 13:30:47,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:47,952 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:30:48,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:48,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 288 states and 551 transitions. [2018-12-01 13:30:48,173 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 551 transitions. [2018-12-01 13:30:48,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-01 13:30:48,174 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 13:30:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 289 states and 554 transitions. [2018-12-01 13:30:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 554 transitions. [2018-12-01 13:30:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 13:30:48,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:48,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:48,454 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-01 13:30:48,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 292 states and 559 transitions. [2018-12-01 13:30:48,497 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 559 transitions. [2018-12-01 13:30:48,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-01 13:30:48,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:48,512 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-01 13:30:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:48,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 294 states and 563 transitions. [2018-12-01 13:30:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 563 transitions. [2018-12-01 13:30:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 13:30:48,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:30:48,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:48,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 296 states and 565 transitions. [2018-12-01 13:30:48,745 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 565 transitions. [2018-12-01 13:30:48,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-01 13:30:48,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:48,756 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:30:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 297 states and 566 transitions. [2018-12-01 13:30:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 566 transitions. [2018-12-01 13:30:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-01 13:30:48,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 13:30:48,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:48,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 298 states and 567 transitions. [2018-12-01 13:30:48,838 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 567 transitions. [2018-12-01 13:30:48,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-01 13:30:48,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:49,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:49,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 307 states and 584 transitions. [2018-12-01 13:30:49,923 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 584 transitions. [2018-12-01 13:30:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 13:30:49,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:49,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:50,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:50,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 309 states and 586 transitions. [2018-12-01 13:30:50,182 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 586 transitions. [2018-12-01 13:30:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-01 13:30:50,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:50,193 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:30:50,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 307 states and 582 transitions. [2018-12-01 13:30:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 582 transitions. [2018-12-01 13:30:50,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 13:30:50,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:50,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:50,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 310 states and 587 transitions. [2018-12-01 13:30:50,276 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 587 transitions. [2018-12-01 13:30:50,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 13:30:50,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:50,286 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 312 states and 588 transitions. [2018-12-01 13:30:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 588 transitions. [2018-12-01 13:30:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-01 13:30:50,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:50,544 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 13:30:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 319 states and 601 transitions. [2018-12-01 13:30:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 601 transitions. [2018-12-01 13:30:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-01 13:30:50,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 320 states and 602 transitions. [2018-12-01 13:30:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 602 transitions. [2018-12-01 13:30:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-01 13:30:50,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 13:30:51,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 321 states and 603 transitions. [2018-12-01 13:30:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 603 transitions. [2018-12-01 13:30:51,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-01 13:30:51,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,089 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 24 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 13:30:51,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 318 states and 597 transitions. [2018-12-01 13:30:51,313 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 597 transitions. [2018-12-01 13:30:51,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-01 13:30:51,314 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,324 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-01 13:30:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 308 states and 575 transitions. [2018-12-01 13:30:51,345 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 575 transitions. [2018-12-01 13:30:51,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 13:30:51,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 13:30:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 310 states and 578 transitions. [2018-12-01 13:30:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 578 transitions. [2018-12-01 13:30:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 13:30:51,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,389 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 13:30:51,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 310 states and 576 transitions. [2018-12-01 13:30:51,520 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 576 transitions. [2018-12-01 13:30:51,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-01 13:30:51,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,531 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-01 13:30:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 311 states and 577 transitions. [2018-12-01 13:30:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 577 transitions. [2018-12-01 13:30:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 13:30:51,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,568 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 13:30:51,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 298 states and 554 transitions. [2018-12-01 13:30:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 554 transitions. [2018-12-01 13:30:51,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-01 13:30:51,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 28 proven. 8 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:30:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:51,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 300 states and 555 transitions. [2018-12-01 13:30:51,844 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 555 transitions. [2018-12-01 13:30:51,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 13:30:51,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 30 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 13:30:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 302 states and 556 transitions. [2018-12-01 13:30:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 556 transitions. [2018-12-01 13:30:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-01 13:30:52,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:52,244 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 14 proven. 9 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 13:30:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:52,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 300 states and 544 transitions. [2018-12-01 13:30:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 544 transitions. [2018-12-01 13:30:52,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-01 13:30:52,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:30:52,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 13:30:52,741 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-01 13:30:53,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:30:53,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 154 states and 211 transitions. [2018-12-01 13:30:53,432 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 211 transitions. [2018-12-01 13:30:53,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 13:30:53,432 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-12-01 13:30:53,439 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 13:30:53,687 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,689 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-01 13:30:53,691 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,691 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,691 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-01 13:30:53,692 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-01 13:30:53,692 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,692 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,692 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,692 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,692 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,692 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 13:30:53,693 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 13:30:53,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:30:53 ImpRootNode [2018-12-01 13:30:53,693 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:30:53,693 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:30:53,693 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:30:53,693 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:30:53,694 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:30:34" (3/4) ... [2018-12-01 13:30:53,696 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-01 13:30:53,700 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-01 13:30:53,704 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2018-12-01 13:30:53,704 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-01 13:30:53,704 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-01 13:30:53,704 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-01 13:30:53,704 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 13:30:53,705 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 13:30:53,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) [2018-12-01 13:30:53,722 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(pumpRunning) == pumpRunning [2018-12-01 13:30:53,744 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_09dff5d4-01f6-4675-9081-33f84e70570e/bin-2019/ukojak/witness.graphml [2018-12-01 13:30:53,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:30:53,744 INFO L168 Benchmark]: Toolchain (without parser) took 19876.82 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 577.8 MB). Free memory was 951.7 MB in the beginning and 1.2 GB in the end (delta: -274.6 MB). Peak memory consumption was 303.2 MB. Max. memory is 11.5 GB. [2018-12-01 13:30:53,745 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:30:53,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2018-12-01 13:30:53,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.76 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-01 13:30:53,746 INFO L168 Benchmark]: Boogie Preprocessor took 17.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:30:53,746 INFO L168 Benchmark]: RCFGBuilder took 415.65 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: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. [2018-12-01 13:30:53,746 INFO L168 Benchmark]: CodeCheck took 19081.36 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -184.2 MB). Peak memory consumption was 250.5 MB. Max. memory is 11.5 GB. [2018-12-01 13:30:53,746 INFO L168 Benchmark]: Witness Printer took 50.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:30:53,747 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 10 procedures, 89 locations, 1 error locations. SAFE Result, 18.7s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 404411464 SDtfs, 178521928 SDslu, 49075500 SDs, 0 SdLazy, -1370798300 SolverSat, 96127236 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45214 GetRequests, 44423 SyntacticMatches, 383 SemanticMatches, 408 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90266 ImplicationChecksByTransitivity, 15.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 4023 NumberOfCodeBlocks, 4023 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 3945 ConstructedInterpolants, 0 QuantifiedInterpolants, 429235 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 62 PerfectInterpolantSequences, 1635/1735 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: 116]: 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: 91]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 784]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: \old(pumpRunning) == pumpRunning - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (\old(pumpRunning) == pumpRunning || (!(0 == pumpRunning) && !(systemActive == 0))) || (!(0 == pumpRunning) && !(0 == methaneLevelCritical)) - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: tmp == methaneLevelCritical || !(0 == tmp) - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 278.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -178.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.76 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 415.65 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: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 11.5 GB. * CodeCheck took 19081.36 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 434.6 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -184.2 MB). Peak memory consumption was 250.5 MB. Max. memory is 11.5 GB. * Witness Printer took 50.65 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.1 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...