./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.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_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/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 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 13:42:15,256 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:42:15,256 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:42:15,262 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:42:15,262 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:42:15,263 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:42:15,264 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:42:15,264 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:42:15,265 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:42:15,265 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:42:15,266 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:42:15,266 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:42:15,266 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:42:15,267 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:42:15,267 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:42:15,268 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:42:15,268 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:42:15,269 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:42:15,270 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:42:15,270 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:42:15,271 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:42:15,271 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:42:15,273 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:42:15,273 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:42:15,273 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:42:15,273 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:42:15,274 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:42:15,274 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:42:15,274 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:42:15,275 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:42:15,275 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:42:15,275 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:42:15,275 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:42:15,276 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:42:15,276 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:42:15,276 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:42:15,276 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 13:42:15,283 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:42:15,284 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:42:15,284 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:42:15,284 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:42:15,284 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:42:15,284 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:42:15,285 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:42:15,285 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:42:15,285 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:42:15,286 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:42:15,286 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:42:15,286 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:42:15,286 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_de6d1068-c20b-49a8-b4ae-f69789492320/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 -> 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 [2018-12-02 13:42:15,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:42:15,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:42:15,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:42:15,312 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:42:15,313 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:42:15,313 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-12-02 13:42:15,358 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/data/5ddf7ca5d/cce5acb5d08b41c29b0eee4a5c6992a7/FLAG2079d9912 [2018-12-02 13:42:15,764 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:42:15,764 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-12-02 13:42:15,771 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/data/5ddf7ca5d/cce5acb5d08b41c29b0eee4a5c6992a7/FLAG2079d9912 [2018-12-02 13:42:15,780 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/data/5ddf7ca5d/cce5acb5d08b41c29b0eee4a5c6992a7 [2018-12-02 13:42:15,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:42:15,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:42:15,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:42:15,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:42:15,785 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:42:15,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:42:15" (1/1) ... [2018-12-02 13:42:15,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:15, skipping insertion in model container [2018-12-02 13:42:15,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:42:15" (1/1) ... [2018-12-02 13:42:15,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:42:15,816 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:42:16,004 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:42:16,007 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:42:16,053 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:42:16,104 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:42:16,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16 WrapperNode [2018-12-02 13:42:16,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:42:16,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:42:16,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:42:16,105 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:42:16,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,119 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:42:16,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:42:16,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:42:16,143 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:42:16,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,151 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,152 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,169 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... [2018-12-02 13:42:16,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:42:16,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:42:16,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:42:16,173 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:42:16,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:42:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/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 [2018-12-02 13:42:16,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:42:16,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:42:17,224 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:42:17,225 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 13:42:17,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:42:17 BoogieIcfgContainer [2018-12-02 13:42:17,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:42:17,226 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:42:17,226 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:42:17,235 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:42:17,235 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:42:17" (1/1) ... [2018-12-02 13:42:17,244 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:42:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-02 13:42:17,272 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-02 13:42:17,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-02 13:42:17,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:17,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2018-12-02 13:42:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-12-02 13:42:17,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 13:42:17,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:17,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:17,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 13:42:17,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:17,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2018-12-02 13:42:17,937 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2018-12-02 13:42:17,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 13:42:17,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:17,988 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:18,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-12-02 13:42:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-12-02 13:42:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-02 13:42:18,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:18,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:18,166 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-12-02 13:42:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-12-02 13:42:18,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 13:42:18,367 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:18,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:18,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 217 states and 319 transitions. [2018-12-02 13:42:18,726 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 319 transitions. [2018-12-02 13:42:18,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 13:42:18,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:18,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:18,813 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 13:42:19,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:19,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 239 states and 354 transitions. [2018-12-02 13:42:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 354 transitions. [2018-12-02 13:42:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 13:42:19,262 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 13:42:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:19,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2018-12-02 13:42:19,424 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2018-12-02 13:42:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 13:42:19,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:19,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 13:42:19,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:19,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 256 states and 375 transitions. [2018-12-02 13:42:19,717 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2018-12-02 13:42:19,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-02 13:42:19,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:19,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2018-12-02 13:42:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2018-12-02 13:42:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 13:42:19,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:19,910 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:20,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 264 states and 388 transitions. [2018-12-02 13:42:20,110 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 388 transitions. [2018-12-02 13:42:20,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 13:42:20,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:20,129 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:20,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:20,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 267 states and 391 transitions. [2018-12-02 13:42:20,230 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 391 transitions. [2018-12-02 13:42:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-02 13:42:20,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:20,298 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:20,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 290 states and 425 transitions. [2018-12-02 13:42:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 425 transitions. [2018-12-02 13:42:20,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-02 13:42:20,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:20,846 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 13:42:21,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:21,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 369 states and 506 transitions. [2018-12-02 13:42:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 506 transitions. [2018-12-02 13:42:21,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 13:42:21,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:21,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 387 states and 527 transitions. [2018-12-02 13:42:21,382 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 527 transitions. [2018-12-02 13:42:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 13:42:21,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:21,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 389 states and 529 transitions. [2018-12-02 13:42:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 529 transitions. [2018-12-02 13:42:21,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 13:42:21,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:21,628 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:21,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:21,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 399 states and 540 transitions. [2018-12-02 13:42:21,847 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 540 transitions. [2018-12-02 13:42:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 13:42:21,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:21,967 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:22,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:22,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 421 states and 576 transitions. [2018-12-02 13:42:22,640 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 576 transitions. [2018-12-02 13:42:22,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 13:42:22,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:22,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:22,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 424 states and 582 transitions. [2018-12-02 13:42:22,835 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 582 transitions. [2018-12-02 13:42:22,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 13:42:22,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:23,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 439 states and 600 transitions. [2018-12-02 13:42:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 600 transitions. [2018-12-02 13:42:23,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 13:42:23,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:23,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:23,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 442 states and 604 transitions. [2018-12-02 13:42:23,482 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 604 transitions. [2018-12-02 13:42:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 13:42:23,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:23,567 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 445 states and 608 transitions. [2018-12-02 13:42:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 608 transitions. [2018-12-02 13:42:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-02 13:42:23,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:23,787 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:23,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:23,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 448 states and 612 transitions. [2018-12-02 13:42:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 612 transitions. [2018-12-02 13:42:23,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 13:42:23,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:24,177 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:25,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:25,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 488 states and 671 transitions. [2018-12-02 13:42:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 671 transitions. [2018-12-02 13:42:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 13:42:25,552 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:25,582 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 490 states and 675 transitions. [2018-12-02 13:42:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 675 transitions. [2018-12-02 13:42:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-02 13:42:25,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:25,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 491 states and 676 transitions. [2018-12-02 13:42:25,934 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 676 transitions. [2018-12-02 13:42:25,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-02 13:42:25,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:26,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:26,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 500 states and 686 transitions. [2018-12-02 13:42:26,205 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 686 transitions. [2018-12-02 13:42:26,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-02 13:42:26,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:26,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:26,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 533 states and 723 transitions. [2018-12-02 13:42:26,719 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 723 transitions. [2018-12-02 13:42:26,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 13:42:26,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:27,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 557 states and 748 transitions. [2018-12-02 13:42:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 748 transitions. [2018-12-02 13:42:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-02 13:42:27,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:27,505 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:28,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 572 states and 765 transitions. [2018-12-02 13:42:28,163 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 765 transitions. [2018-12-02 13:42:28,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 13:42:28,163 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:28,191 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:28,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 583 states and 775 transitions. [2018-12-02 13:42:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 775 transitions. [2018-12-02 13:42:28,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-02 13:42:28,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:28,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:28,360 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:28,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 586 states and 778 transitions. [2018-12-02 13:42:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 778 transitions. [2018-12-02 13:42:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-02 13:42:28,518 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:28,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 599 states and 794 transitions. [2018-12-02 13:42:28,642 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 794 transitions. [2018-12-02 13:42:28,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 13:42:28,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 611 states and 805 transitions. [2018-12-02 13:42:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 805 transitions. [2018-12-02 13:42:28,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 13:42:28,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:28,720 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 624 states and 817 transitions. [2018-12-02 13:42:28,833 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 817 transitions. [2018-12-02 13:42:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 13:42:28,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:28,852 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 626 states and 819 transitions. [2018-12-02 13:42:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 819 transitions. [2018-12-02 13:42:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-02 13:42:29,047 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:29,074 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:29,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:29,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 635 states and 828 transitions. [2018-12-02 13:42:29,108 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 828 transitions. [2018-12-02 13:42:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 13:42:29,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:29,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:29,199 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:29,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:29,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 637 states and 831 transitions. [2018-12-02 13:42:29,380 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 831 transitions. [2018-12-02 13:42:29,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 13:42:29,381 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:29,466 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:29,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 640 states and 836 transitions. [2018-12-02 13:42:29,617 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 836 transitions. [2018-12-02 13:42:29,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-02 13:42:29,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:29,701 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:29,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:29,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 643 states and 840 transitions. [2018-12-02 13:42:29,858 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 840 transitions. [2018-12-02 13:42:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-02 13:42:29,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 13:42:29,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:29,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 645 states and 842 transitions. [2018-12-02 13:42:29,898 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 842 transitions. [2018-12-02 13:42:29,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-02 13:42:29,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:29,921 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:29,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:29,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 651 states and 848 transitions. [2018-12-02 13:42:29,945 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 848 transitions. [2018-12-02 13:42:29,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-02 13:42:29,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 13:42:30,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:30,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 658 states and 855 transitions. [2018-12-02 13:42:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 855 transitions. [2018-12-02 13:42:30,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 13:42:30,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:30,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:30,075 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 13:42:30,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:30,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 662 states and 860 transitions. [2018-12-02 13:42:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 860 transitions. [2018-12-02 13:42:30,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 13:42:30,179 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:30,214 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 698 states and 899 transitions. [2018-12-02 13:42:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 899 transitions. [2018-12-02 13:42:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-02 13:42:30,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:30,906 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:32,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:32,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 723 states and 932 transitions. [2018-12-02 13:42:32,577 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 932 transitions. [2018-12-02 13:42:32,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 13:42:32,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:32,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:32,632 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 13:42:33,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:33,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 735 states and 944 transitions. [2018-12-02 13:42:33,012 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 944 transitions. [2018-12-02 13:42:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-02 13:42:33,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 13:42:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 737 states and 945 transitions. [2018-12-02 13:42:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 945 transitions. [2018-12-02 13:42:33,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 13:42:33,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:33,308 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:34,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:34,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 778 states and 991 transitions. [2018-12-02 13:42:34,882 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 991 transitions. [2018-12-02 13:42:34,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-02 13:42:34,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:35,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 782 states and 995 transitions. [2018-12-02 13:42:35,133 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 995 transitions. [2018-12-02 13:42:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 13:42:35,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:35,154 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:35,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:35,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 786 states and 1000 transitions. [2018-12-02 13:42:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1000 transitions. [2018-12-02 13:42:35,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-02 13:42:35,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:35,388 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-02 13:42:35,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:35,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 787 states and 1000 transitions. [2018-12-02 13:42:35,408 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1000 transitions. [2018-12-02 13:42:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 13:42:35,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:35,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:35,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 842 states and 1056 transitions. [2018-12-02 13:42:35,773 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1056 transitions. [2018-12-02 13:42:35,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 13:42:35,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:35,796 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:36,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:36,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 858 states and 1075 transitions. [2018-12-02 13:42:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1075 transitions. [2018-12-02 13:42:36,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-02 13:42:36,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:36,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:36,156 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:36,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:36,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 860 states and 1076 transitions. [2018-12-02 13:42:36,352 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1076 transitions. [2018-12-02 13:42:36,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-02 13:42:36,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:36,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:36,400 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:37,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:37,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 885 states and 1100 transitions. [2018-12-02 13:42:37,142 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1100 transitions. [2018-12-02 13:42:37,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-02 13:42:37,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:37,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-02 13:42:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:37,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 964 states and 1187 transitions. [2018-12-02 13:42:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1187 transitions. [2018-12-02 13:42:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 13:42:37,685 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 13:42:38,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1018 states and 1244 transitions. [2018-12-02 13:42:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 1244 transitions. [2018-12-02 13:42:38,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 13:42:38,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:38,300 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 13:42:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:38,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1031 states and 1259 transitions. [2018-12-02 13:42:38,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1259 transitions. [2018-12-02 13:42:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-02 13:42:38,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:38,774 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 13:42:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:38,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1042 states and 1269 transitions. [2018-12-02 13:42:38,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1269 transitions. [2018-12-02 13:42:38,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-02 13:42:38,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:39,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:39,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1071 states and 1298 transitions. [2018-12-02 13:42:39,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1298 transitions. [2018-12-02 13:42:39,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-02 13:42:39,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:40,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1112 states and 1341 transitions. [2018-12-02 13:42:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1341 transitions. [2018-12-02 13:42:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 13:42:40,074 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:40,137 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-02 13:42:42,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:42,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1172 states and 1407 transitions. [2018-12-02 13:42:42,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1407 transitions. [2018-12-02 13:42:42,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-02 13:42:42,953 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:43,005 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:43,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1177 states and 1414 transitions. [2018-12-02 13:42:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1414 transitions. [2018-12-02 13:42:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 13:42:43,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:43,284 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:43,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1189 states and 1427 transitions. [2018-12-02 13:42:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1427 transitions. [2018-12-02 13:42:43,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-02 13:42:43,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1201 states and 1440 transitions. [2018-12-02 13:42:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1440 transitions. [2018-12-02 13:42:44,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 13:42:44,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:44,223 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:44,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1254 states and 1495 transitions. [2018-12-02 13:42:44,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1495 transitions. [2018-12-02 13:42:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 13:42:44,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:44,880 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:45,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:45,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1297 states and 1538 transitions. [2018-12-02 13:42:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1538 transitions. [2018-12-02 13:42:45,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 13:42:45,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:45,592 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 13:42:46,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1311 states and 1556 transitions. [2018-12-02 13:42:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1556 transitions. [2018-12-02 13:42:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-02 13:42:46,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:46,082 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-02 13:42:46,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:46,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1326 states and 1571 transitions. [2018-12-02 13:42:46,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1571 transitions. [2018-12-02 13:42:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-02 13:42:46,624 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:46,750 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:47,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1355 states and 1606 transitions. [2018-12-02 13:42:47,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1606 transitions. [2018-12-02 13:42:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-02 13:42:47,523 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:47,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:47,574 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 13:42:47,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:47,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1370 states and 1622 transitions. [2018-12-02 13:42:47,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1622 transitions. [2018-12-02 13:42:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 13:42:47,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:47,686 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 13:42:48,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:48,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1435 states and 1687 transitions. [2018-12-02 13:42:48,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1687 transitions. [2018-12-02 13:42:48,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-02 13:42:48,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-02 13:42:48,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1479 states and 1731 transitions. [2018-12-02 13:42:48,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1731 transitions. [2018-12-02 13:42:48,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-02 13:42:48,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:48,430 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 13:42:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:48,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1494 states and 1744 transitions. [2018-12-02 13:42:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1744 transitions. [2018-12-02 13:42:48,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 13:42:48,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:48,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:48,832 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-02 13:42:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1495 states and 1744 transitions. [2018-12-02 13:42:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1744 transitions. [2018-12-02 13:42:48,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-02 13:42:48,854 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:48,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:48,880 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 13:42:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:49,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1501 states and 1750 transitions. [2018-12-02 13:42:49,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1750 transitions. [2018-12-02 13:42:49,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-02 13:42:49,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:49,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 13:42:49,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1507 states and 1755 transitions. [2018-12-02 13:42:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1755 transitions. [2018-12-02 13:42:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-02 13:42:49,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 13:42:49,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:49,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1509 states and 1758 transitions. [2018-12-02 13:42:49,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1758 transitions. [2018-12-02 13:42:49,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-02 13:42:49,354 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:49,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:49,406 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 13:42:49,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:49,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1510 states and 1758 transitions. [2018-12-02 13:42:49,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1758 transitions. [2018-12-02 13:42:49,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-02 13:42:49,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:49,571 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-02 13:42:51,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:51,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1696 states and 1951 transitions. [2018-12-02 13:42:51,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 1951 transitions. [2018-12-02 13:42:51,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 13:42:51,620 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 13:42:51,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:51,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1699 states and 1954 transitions. [2018-12-02 13:42:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 1954 transitions. [2018-12-02 13:42:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-02 13:42:51,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:51,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 13:42:51,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:51,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1712 states and 1966 transitions. [2018-12-02 13:42:51,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 1966 transitions. [2018-12-02 13:42:51,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-02 13:42:51,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:52,041 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 13:42:52,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:52,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1724 states and 1977 transitions. [2018-12-02 13:42:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 1977 transitions. [2018-12-02 13:42:52,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-02 13:42:52,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-02 13:42:52,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:52,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1727 states and 1980 transitions. [2018-12-02 13:42:52,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 1980 transitions. [2018-12-02 13:42:52,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-02 13:42:52,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:53,179 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 13:42:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:55,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1821 states and 2086 transitions. [2018-12-02 13:42:55,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2086 transitions. [2018-12-02 13:42:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-02 13:42:55,999 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:56,162 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 13:42:56,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:56,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1828 states and 2095 transitions. [2018-12-02 13:42:56,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2095 transitions. [2018-12-02 13:42:56,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-02 13:42:56,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:56,698 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 194 proven. 8 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-02 13:42:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:56,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1834 states and 2100 transitions. [2018-12-02 13:42:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2100 transitions. [2018-12-02 13:42:56,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-02 13:42:56,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 13:42:57,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:57,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1856 states and 2125 transitions. [2018-12-02 13:42:57,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2125 transitions. [2018-12-02 13:42:57,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-02 13:42:57,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 13:42:58,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:58,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1860 states and 2131 transitions. [2018-12-02 13:42:58,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2131 transitions. [2018-12-02 13:42:58,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-02 13:42:58,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 13:42:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:58,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1863 states and 2134 transitions. [2018-12-02 13:42:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2134 transitions. [2018-12-02 13:42:58,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-02 13:42:58,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:58,434 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-02 13:42:58,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1866 states and 2137 transitions. [2018-12-02 13:42:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2137 transitions. [2018-12-02 13:42:58,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-02 13:42:58,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-02 13:42:59,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1875 states and 2147 transitions. [2018-12-02 13:42:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2147 transitions. [2018-12-02 13:42:59,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-02 13:42:59,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:42:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 13:42:59,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:42:59,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1881 states and 2154 transitions. [2018-12-02 13:42:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2154 transitions. [2018-12-02 13:42:59,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-02 13:42:59,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:42:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:00,654 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-02 13:43:03,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:03,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1982 states and 2268 transitions. [2018-12-02 13:43:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2268 transitions. [2018-12-02 13:43:03,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-02 13:43:03,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-02 13:43:04,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:04,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 2007 states and 2296 transitions. [2018-12-02 13:43:04,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2296 transitions. [2018-12-02 13:43:04,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 13:43:04,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:05,059 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 13:43:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 2069 states and 2364 transitions. [2018-12-02 13:43:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2364 transitions. [2018-12-02 13:43:06,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 13:43:06,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 13:43:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2091 states and 2384 transitions. [2018-12-02 13:43:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2384 transitions. [2018-12-02 13:43:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-02 13:43:07,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:07,731 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-02 13:43:08,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:08,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2112 states and 2406 transitions. [2018-12-02 13:43:08,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2406 transitions. [2018-12-02 13:43:08,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 13:43:08,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 13:43:09,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:09,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 2145 states and 2449 transitions. [2018-12-02 13:43:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2449 transitions. [2018-12-02 13:43:09,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 13:43:09,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 13:43:10,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:10,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2148 states and 2452 transitions. [2018-12-02 13:43:10,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 2452 transitions. [2018-12-02 13:43:10,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 13:43:10,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:10,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:10,080 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 13:43:10,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2151 states and 2455 transitions. [2018-12-02 13:43:10,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2455 transitions. [2018-12-02 13:43:10,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 13:43:10,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:10,435 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 13:43:10,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:10,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2154 states and 2458 transitions. [2018-12-02 13:43:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2458 transitions. [2018-12-02 13:43:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 13:43:10,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:10,818 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-02 13:43:11,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2157 states and 2461 transitions. [2018-12-02 13:43:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2461 transitions. [2018-12-02 13:43:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 13:43:11,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:43:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 13:43:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-02 13:43:11,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:43:11,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 2076 states and 2377 transitions. [2018-12-02 13:43:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2377 transitions. [2018-12-02 13:43:11,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 13:43:11,361 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 105 iterations. [2018-12-02 13:43:11,367 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 13:43:15,062 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 13:43:15,064 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 13:43:15,068 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-02 13:43:15,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:43:15 ImpRootNode [2018-12-02 13:43:15,069 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:43:15,069 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:43:15,069 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:43:15,069 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:43:15,070 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:42:17" (3/4) ... [2018-12-02 13:43:15,072 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 13:43:15,082 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-02 13:43:15,083 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-02 13:43:15,084 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-02 13:43:15,084 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 13:43:15,143 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_de6d1068-c20b-49a8-b4ae-f69789492320/bin-2019/ukojak/witness.graphml [2018-12-02 13:43:15,143 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:43:15,143 INFO L168 Benchmark]: Toolchain (without parser) took 59361.54 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -186.2 MB). Peak memory consumption was 939.9 MB. Max. memory is 11.5 GB. [2018-12-02 13:43:15,144 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. [2018-12-02 13:43:15,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -137.4 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:43:15,145 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:43:15,145 INFO L168 Benchmark]: Boogie Preprocessor took 29.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:43:15,145 INFO L168 Benchmark]: RCFGBuilder took 1053.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 851.3 MB in the end (delta: 221.6 MB). Peak memory consumption was 221.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:43:15,146 INFO L168 Benchmark]: CodeCheck took 57842.86 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 851.3 MB in the beginning and 1.2 GB in the end (delta: -306.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-12-02 13:43:15,146 INFO L168 Benchmark]: Witness Printer took 73.73 ms. Allocated memory is still 2.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:43:15,147 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 1 procedures, 227 locations, 1 error locations. SAFE Result, 54.1s OverallTime, 105 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 76007672 SDtfs, -836530308 SDslu, 452282272 SDs, 0 SdLazy, 137166084 SolverSat, -556975820 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 229.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 118841 GetRequests, 116945 SyntacticMatches, 1100 SemanticMatches, 796 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 440240 ImplicationChecksByTransitivity, 42.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.6s InterpolantComputationTime, 17847 NumberOfCodeBlocks, 17847 NumberOfCodeBlocksAsserted, 104 NumberOfCheckSat, 17743 ConstructedInterpolants, 0 QuantifiedInterpolants, 9414126 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 104 InterpolantComputations, 74 PerfectInterpolantSequences, 14591/14902 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: 556]: 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: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a17 == 8 || a11 == 1) || a19 == 1) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 || a17 == 8) || a11 == 1) || !(a28 == 7) * 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 321.56 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 89.1 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -137.4 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.98 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1053.08 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 851.3 MB in the end (delta: 221.6 MB). Peak memory consumption was 221.6 MB. Max. memory is 11.5 GB. * CodeCheck took 57842.86 ms. Allocated memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: 1.0 GB). Free memory was 851.3 MB in the beginning and 1.2 GB in the end (delta: -306.2 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 73.73 ms. Allocated memory is still 2.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...