./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label47_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_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/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 974e26d64b5918de86cf9f668ecae1f8804e33e3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 13:43:50,363 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 13:43:50,364 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 13:43:50,370 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 13:43:50,370 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 13:43:50,371 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 13:43:50,372 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 13:43:50,372 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 13:43:50,373 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 13:43:50,373 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 13:43:50,374 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 13:43:50,374 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 13:43:50,375 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 13:43:50,375 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 13:43:50,376 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 13:43:50,376 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 13:43:50,376 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 13:43:50,377 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 13:43:50,378 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 13:43:50,379 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 13:43:50,379 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 13:43:50,380 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 13:43:50,381 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 13:43:50,381 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 13:43:50,381 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 13:43:50,382 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 13:43:50,383 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 13:43:50,383 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 13:43:50,383 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 13:43:50,384 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 13:43:50,384 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 13:43:50,385 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 13:43:50,385 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 13:43:50,385 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 13:43:50,385 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 13:43:50,386 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 13:43:50,386 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 13:43:50,393 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 13:43:50,393 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 13:43:50,393 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 13:43:50,394 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 13:43:50,394 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 13:43:50,394 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 13:43:50,394 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 13:43:50,394 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 13:43:50,394 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 13:43:50,394 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 13:43:50,395 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 13:43:50,395 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 13:43:50,395 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 13:43:50,396 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 13:43:50,396 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 13:43:50,396 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 13:43:50,396 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 13:43:50,396 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 13:43:50,396 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 13:43:50,396 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 13:43:50,396 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 13:43:50,396 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_61ac27fd-93cb-4164-a32a-43fdad489efa/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 -> 974e26d64b5918de86cf9f668ecae1f8804e33e3 [2018-12-08 13:43:50,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 13:43:50,419 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 13:43:50,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 13:43:50,422 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 13:43:50,422 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 13:43:50,423 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c [2018-12-08 13:43:50,457 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/data/bec486a3f/d034efc1808f4afbbec81f3ea5df514a/FLAGb139c37f5 [2018-12-08 13:43:50,925 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 13:43:50,926 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/sv-benchmarks/c/eca-rers2012/Problem02_label47_true-unreach-call_false-termination.c [2018-12-08 13:43:50,933 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/data/bec486a3f/d034efc1808f4afbbec81f3ea5df514a/FLAGb139c37f5 [2018-12-08 13:43:50,945 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/data/bec486a3f/d034efc1808f4afbbec81f3ea5df514a [2018-12-08 13:43:50,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 13:43:50,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 13:43:50,948 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 13:43:50,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 13:43:50,950 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 13:43:50,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:43:50" (1/1) ... [2018-12-08 13:43:50,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d92faf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:50, skipping insertion in model container [2018-12-08 13:43:50,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 01:43:50" (1/1) ... [2018-12-08 13:43:50,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 13:43:50,984 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 13:43:51,158 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:43:51,161 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 13:43:51,242 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 13:43:51,251 INFO L195 MainTranslator]: Completed translation [2018-12-08 13:43:51,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51 WrapperNode [2018-12-08 13:43:51,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 13:43:51,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 13:43:51,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 13:43:51,252 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 13:43:51,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,266 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 13:43:51,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 13:43:51,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 13:43:51,290 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 13:43:51,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... [2018-12-08 13:43:51,319 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 13:43:51,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 13:43:51,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 13:43:51,320 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 13:43:51,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 01:43:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/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 [2018-12-08 13:43:51,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 13:43:51,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 13:43:52,351 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 13:43:52,351 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 13:43:52,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:52 BoogieIcfgContainer [2018-12-08 13:43:52,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 13:43:52,352 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 13:43:52,352 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 13:43:52,359 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 13:43:52,359 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:52" (1/1) ... [2018-12-08 13:43:52,367 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 13:43:52,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:52,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 13:43:52,393 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 13:43:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 13:43:52,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:52,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-12-08 13:43:52,939 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-08 13:43:52,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 13:43:52,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 242 states and 327 transitions. [2018-12-08 13:43:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 327 transitions. [2018-12-08 13:43:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 13:43:53,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:53,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:53,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:53,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:53,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 246 states and 333 transitions. [2018-12-08 13:43:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 333 transitions. [2018-12-08 13:43:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 13:43:53,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:53,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:53,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:53,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:53,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 255 states and 348 transitions. [2018-12-08 13:43:53,772 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 348 transitions. [2018-12-08 13:43:53,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 13:43:53,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:53,801 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:53,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:53,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 264 states and 364 transitions. [2018-12-08 13:43:53,950 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 364 transitions. [2018-12-08 13:43:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 13:43:53,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 267 states and 367 transitions. [2018-12-08 13:43:53,988 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 367 transitions. [2018-12-08 13:43:53,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 13:43:53,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:53,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,012 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:43:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 271 states and 373 transitions. [2018-12-08 13:43:54,180 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 373 transitions. [2018-12-08 13:43:54,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 13:43:54,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,202 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:43:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 275 states and 380 transitions. [2018-12-08 13:43:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 380 transitions. [2018-12-08 13:43:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 13:43:54,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,406 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:43:54,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 278 states and 384 transitions. [2018-12-08 13:43:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 384 transitions. [2018-12-08 13:43:54,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 13:43:54,477 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,549 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:54,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 295 states and 414 transitions. [2018-12-08 13:43:54,854 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 414 transitions. [2018-12-08 13:43:54,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 13:43:54,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:54,875 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:54,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:54,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 302 states and 422 transitions. [2018-12-08 13:43:54,972 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 422 transitions. [2018-12-08 13:43:54,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 13:43:54,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:54,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,002 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:55,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 316 states and 441 transitions. [2018-12-08 13:43:55,301 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 441 transitions. [2018-12-08 13:43:55,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 13:43:55,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,321 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:55,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 319 states and 446 transitions. [2018-12-08 13:43:55,415 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 446 transitions. [2018-12-08 13:43:55,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 13:43:55,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:55,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 321 states and 448 transitions. [2018-12-08 13:43:55,443 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 448 transitions. [2018-12-08 13:43:55,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 13:43:55,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,457 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 325 states and 455 transitions. [2018-12-08 13:43:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 455 transitions. [2018-12-08 13:43:55,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 13:43:55,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,691 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 328 states and 458 transitions. [2018-12-08 13:43:55,788 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 458 transitions. [2018-12-08 13:43:55,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 13:43:55,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,808 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:55,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 331 states and 462 transitions. [2018-12-08 13:43:55,908 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 462 transitions. [2018-12-08 13:43:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 13:43:55,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 335 states and 467 transitions. [2018-12-08 13:43:56,111 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 467 transitions. [2018-12-08 13:43:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 13:43:56,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:56,166 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:56,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:56,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 358 states and 497 transitions. [2018-12-08 13:43:56,743 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 497 transitions. [2018-12-08 13:43:56,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 13:43:56,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:56,845 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 437 states and 582 transitions. [2018-12-08 13:43:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 582 transitions. [2018-12-08 13:43:57,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 13:43:57,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:57,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 442 states and 588 transitions. [2018-12-08 13:43:57,361 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 588 transitions. [2018-12-08 13:43:57,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 13:43:57,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:57,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 447 states and 594 transitions. [2018-12-08 13:43:57,562 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 594 transitions. [2018-12-08 13:43:57,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 13:43:57,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:57,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 450 states and 596 transitions. [2018-12-08 13:43:57,631 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 596 transitions. [2018-12-08 13:43:57,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 13:43:57,632 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,651 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:43:57,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 452 states and 597 transitions. [2018-12-08 13:43:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 597 transitions. [2018-12-08 13:43:57,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 13:43:57,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 459 states and 605 transitions. [2018-12-08 13:43:57,846 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 605 transitions. [2018-12-08 13:43:57,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-08 13:43:57,846 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,860 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:43:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:57,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 461 states and 606 transitions. [2018-12-08 13:43:57,924 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 606 transitions. [2018-12-08 13:43:57,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 13:43:57,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:57,989 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 477 states and 630 transitions. [2018-12-08 13:43:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 630 transitions. [2018-12-08 13:43:58,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 13:43:58,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:58,578 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:58,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:58,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 480 states and 633 transitions. [2018-12-08 13:43:58,683 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 633 transitions. [2018-12-08 13:43:58,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 13:43:58,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 483 states and 636 transitions. [2018-12-08 13:43:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 636 transitions. [2018-12-08 13:43:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 13:43:58,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:58,871 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:58,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 486 states and 639 transitions. [2018-12-08 13:43:58,987 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 639 transitions. [2018-12-08 13:43:58,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 13:43:58,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:59,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:59,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 499 states and 653 transitions. [2018-12-08 13:43:59,096 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 653 transitions. [2018-12-08 13:43:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 13:43:59,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:59,113 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:43:59,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:59,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 513 states and 669 transitions. [2018-12-08 13:43:59,220 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 669 transitions. [2018-12-08 13:43:59,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-08 13:43:59,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:59,235 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:59,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:59,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 531 states and 689 transitions. [2018-12-08 13:43:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 689 transitions. [2018-12-08 13:43:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 13:43:59,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:59,375 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:43:59,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:43:59,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 534 states and 692 transitions. [2018-12-08 13:43:59,396 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 692 transitions. [2018-12-08 13:43:59,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 13:43:59,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:43:59,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:43:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 569 states and 738 transitions. [2018-12-08 13:44:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 738 transitions. [2018-12-08 13:44:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 13:44:00,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:01,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:01,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 599 states and 771 transitions. [2018-12-08 13:44:01,739 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 771 transitions. [2018-12-08 13:44:01,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 13:44:01,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:01,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:01,774 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:01,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:01,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 602 states and 774 transitions. [2018-12-08 13:44:01,982 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 774 transitions. [2018-12-08 13:44:01,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:44:01,982 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:02,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 607 states and 779 transitions. [2018-12-08 13:44:02,245 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 779 transitions. [2018-12-08 13:44:02,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 13:44:02,245 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 611 states and 782 transitions. [2018-12-08 13:44:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 782 transitions. [2018-12-08 13:44:02,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 13:44:02,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 13:44:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:02,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 614 states and 786 transitions. [2018-12-08 13:44:02,511 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 786 transitions. [2018-12-08 13:44:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-08 13:44:02,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:02,537 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:02,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:02,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 643 states and 819 transitions. [2018-12-08 13:44:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 819 transitions. [2018-12-08 13:44:02,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 13:44:02,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:02,639 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:02,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 647 states and 825 transitions. [2018-12-08 13:44:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 825 transitions. [2018-12-08 13:44:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 13:44:02,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:02,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:03,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:03,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 650 states and 828 transitions. [2018-12-08 13:44:03,073 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 828 transitions. [2018-12-08 13:44:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 13:44:03,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:03,216 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 13:44:03,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:03,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 684 states and 868 transitions. [2018-12-08 13:44:03,944 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 868 transitions. [2018-12-08 13:44:03,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-08 13:44:03,945 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:03,966 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 700 states and 885 transitions. [2018-12-08 13:44:04,026 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 885 transitions. [2018-12-08 13:44:04,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:44:04,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:04,205 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 13:44:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 729 states and 920 transitions. [2018-12-08 13:44:04,791 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 920 transitions. [2018-12-08 13:44:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:44:04,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:04,825 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:05,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:05,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 748 states and 943 transitions. [2018-12-08 13:44:05,365 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 943 transitions. [2018-12-08 13:44:05,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 13:44:05,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:05,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 750 states and 945 transitions. [2018-12-08 13:44:05,407 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 945 transitions. [2018-12-08 13:44:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 13:44:05,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:05,430 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 751 states and 946 transitions. [2018-12-08 13:44:05,444 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 946 transitions. [2018-12-08 13:44:05,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-08 13:44:05,445 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:05,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:05,465 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:05,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 779 states and 977 transitions. [2018-12-08 13:44:05,545 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 977 transitions. [2018-12-08 13:44:05,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 13:44:05,546 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:05,572 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:06,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:06,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 818 states and 1020 transitions. [2018-12-08 13:44:06,341 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1020 transitions. [2018-12-08 13:44:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 13:44:06,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:06,371 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:06,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 832 states and 1034 transitions. [2018-12-08 13:44:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1034 transitions. [2018-12-08 13:44:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 13:44:06,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:07,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 848 states and 1053 transitions. [2018-12-08 13:44:07,218 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1053 transitions. [2018-12-08 13:44:07,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 13:44:07,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:07,239 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:07,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:07,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 860 states and 1064 transitions. [2018-12-08 13:44:07,276 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1064 transitions. [2018-12-08 13:44:07,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 13:44:07,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:07,297 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-08 13:44:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 889 states and 1103 transitions. [2018-12-08 13:44:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1103 transitions. [2018-12-08 13:44:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 13:44:08,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:08,087 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:08,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 895 states and 1117 transitions. [2018-12-08 13:44:08,542 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1117 transitions. [2018-12-08 13:44:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:08,543 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:08,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 898 states and 1120 transitions. [2018-12-08 13:44:08,577 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1120 transitions. [2018-12-08 13:44:08,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 13:44:08,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:08,598 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 13:44:08,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:08,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 903 states and 1125 transitions. [2018-12-08 13:44:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1125 transitions. [2018-12-08 13:44:08,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 13:44:08,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 919 states and 1140 transitions. [2018-12-08 13:44:09,290 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1140 transitions. [2018-12-08 13:44:09,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 13:44:09,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:09,367 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 13:44:09,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:09,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 937 states and 1161 transitions. [2018-12-08 13:44:09,935 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1161 transitions. [2018-12-08 13:44:09,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 13:44:09,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:10,020 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:44:10,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 964 states and 1192 transitions. [2018-12-08 13:44:10,593 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1192 transitions. [2018-12-08 13:44:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 13:44:10,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:10,681 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:44:10,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:10,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 974 states and 1202 transitions. [2018-12-08 13:44:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1202 transitions. [2018-12-08 13:44:10,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:44:10,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:10,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:10,964 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:11,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:11,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 984 states and 1218 transitions. [2018-12-08 13:44:11,548 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1218 transitions. [2018-12-08 13:44:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:44:11,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:11,574 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:11,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:11,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 996 states and 1231 transitions. [2018-12-08 13:44:11,873 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1231 transitions. [2018-12-08 13:44:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 13:44:11,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:11,896 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:12,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:12,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 999 states and 1234 transitions. [2018-12-08 13:44:12,077 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1234 transitions. [2018-12-08 13:44:12,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 13:44:12,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:12,154 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 13:44:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1020 states and 1258 transitions. [2018-12-08 13:44:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1258 transitions. [2018-12-08 13:44:12,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:12,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:12,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,000 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:13,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1024 states and 1262 transitions. [2018-12-08 13:44:13,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1262 transitions. [2018-12-08 13:44:13,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 13:44:13,023 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,056 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 13:44:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1025 states and 1266 transitions. [2018-12-08 13:44:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1266 transitions. [2018-12-08 13:44:13,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-08 13:44:13,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,131 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 13:44:13,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 1039 states and 1280 transitions. [2018-12-08 13:44:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1280 transitions. [2018-12-08 13:44:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-08 13:44:13,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,381 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:13,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1045 states and 1290 transitions. [2018-12-08 13:44:13,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1290 transitions. [2018-12-08 13:44:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 13:44:13,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:13,630 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:13,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:13,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1082 states and 1330 transitions. [2018-12-08 13:44:13,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1330 transitions. [2018-12-08 13:44:13,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 13:44:13,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:13,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:14,196 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:15,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:15,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1102 states and 1360 transitions. [2018-12-08 13:44:15,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1360 transitions. [2018-12-08 13:44:15,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 13:44:15,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:15,655 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:16,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1108 states and 1367 transitions. [2018-12-08 13:44:16,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1367 transitions. [2018-12-08 13:44:16,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 13:44:16,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:16,150 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:16,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:16,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1114 states and 1374 transitions. [2018-12-08 13:44:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1374 transitions. [2018-12-08 13:44:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 13:44:16,590 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:16,611 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:16,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1118 states and 1379 transitions. [2018-12-08 13:44:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1379 transitions. [2018-12-08 13:44:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 13:44:16,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:16,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:16,719 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 13:44:17,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:17,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1129 states and 1390 transitions. [2018-12-08 13:44:17,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1390 transitions. [2018-12-08 13:44:17,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 13:44:17,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 13:44:17,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1144 states and 1404 transitions. [2018-12-08 13:44:17,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1404 transitions. [2018-12-08 13:44:17,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-08 13:44:17,645 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 13:44:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1148 states and 1408 transitions. [2018-12-08 13:44:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1408 transitions. [2018-12-08 13:44:18,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-08 13:44:18,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 13:44:18,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:18,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1152 states and 1411 transitions. [2018-12-08 13:44:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1411 transitions. [2018-12-08 13:44:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 13:44:18,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:18,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:18,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 1159 states and 1420 transitions. [2018-12-08 13:44:18,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1420 transitions. [2018-12-08 13:44:18,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 13:44:18,436 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:18,468 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:18,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1164 states and 1426 transitions. [2018-12-08 13:44:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1426 transitions. [2018-12-08 13:44:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 13:44:18,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:18,900 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:19,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1167 states and 1428 transitions. [2018-12-08 13:44:19,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 1428 transitions. [2018-12-08 13:44:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 13:44:19,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:19,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1169 states and 1429 transitions. [2018-12-08 13:44:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1429 transitions. [2018-12-08 13:44:19,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 13:44:19,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,351 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:19,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1170 states and 1430 transitions. [2018-12-08 13:44:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1430 transitions. [2018-12-08 13:44:19,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 13:44:19,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:19,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1173 states and 1433 transitions. [2018-12-08 13:44:19,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 1433 transitions. [2018-12-08 13:44:19,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 13:44:19,736 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,773 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 13:44:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1179 states and 1439 transitions. [2018-12-08 13:44:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1439 transitions. [2018-12-08 13:44:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 13:44:19,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:19,842 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:19,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:19,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1182 states and 1442 transitions. [2018-12-08 13:44:19,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1442 transitions. [2018-12-08 13:44:19,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 13:44:19,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:20,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1192 states and 1459 transitions. [2018-12-08 13:44:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1459 transitions. [2018-12-08 13:44:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 13:44:20,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:21,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1195 states and 1463 transitions. [2018-12-08 13:44:21,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1463 transitions. [2018-12-08 13:44:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-08 13:44:21,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:21,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:21,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1205 states and 1472 transitions. [2018-12-08 13:44:21,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1472 transitions. [2018-12-08 13:44:21,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 13:44:21,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:21,537 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1234 states and 1505 transitions. [2018-12-08 13:44:21,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1505 transitions. [2018-12-08 13:44:21,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 13:44:21,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:22,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1239 states and 1513 transitions. [2018-12-08 13:44:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1513 transitions. [2018-12-08 13:44:22,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 13:44:22,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:22,471 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 13:44:22,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:22,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1244 states and 1517 transitions. [2018-12-08 13:44:22,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1517 transitions. [2018-12-08 13:44:22,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 13:44:22,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:22,645 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:44:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1277 states and 1554 transitions. [2018-12-08 13:44:23,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1554 transitions. [2018-12-08 13:44:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-12-08 13:44:23,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:23,145 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-08 13:44:23,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1281 states and 1558 transitions. [2018-12-08 13:44:23,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1558 transitions. [2018-12-08 13:44:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 13:44:23,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:23,579 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:23,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:23,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1284 states and 1561 transitions. [2018-12-08 13:44:23,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1561 transitions. [2018-12-08 13:44:23,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 13:44:23,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:23,698 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:44:25,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:25,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1360 states and 1643 transitions. [2018-12-08 13:44:25,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1643 transitions. [2018-12-08 13:44:25,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 13:44:25,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:25,712 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:25,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:25,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1362 states and 1645 transitions. [2018-12-08 13:44:25,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1645 transitions. [2018-12-08 13:44:25,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 13:44:25,768 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:25,795 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 13:44:26,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:26,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1417 states and 1706 transitions. [2018-12-08 13:44:26,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1706 transitions. [2018-12-08 13:44:26,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 13:44:26,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:26,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:33,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1510 states and 1822 transitions. [2018-12-08 13:44:33,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1822 transitions. [2018-12-08 13:44:33,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 13:44:33,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:35,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:35,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1521 states and 1836 transitions. [2018-12-08 13:44:35,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1836 transitions. [2018-12-08 13:44:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-08 13:44:35,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:35,584 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:36,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:36,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1526 states and 1840 transitions. [2018-12-08 13:44:36,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1840 transitions. [2018-12-08 13:44:36,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:44:36,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:36,174 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-08 13:44:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1558 states and 1876 transitions. [2018-12-08 13:44:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1876 transitions. [2018-12-08 13:44:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:44:36,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:37,195 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:39,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1569 states and 1893 transitions. [2018-12-08 13:44:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1893 transitions. [2018-12-08 13:44:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 13:44:39,576 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:39,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:39,603 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:40,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:40,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1574 states and 1897 transitions. [2018-12-08 13:44:40,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1897 transitions. [2018-12-08 13:44:40,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 13:44:40,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:40,225 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 13:44:40,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1583 states and 1906 transitions. [2018-12-08 13:44:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1906 transitions. [2018-12-08 13:44:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 13:44:40,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 13:44:40,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:40,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1584 states and 1907 transitions. [2018-12-08 13:44:40,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1907 transitions. [2018-12-08 13:44:40,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 13:44:40,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:40,858 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 13:44:41,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1607 states and 1929 transitions. [2018-12-08 13:44:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 1929 transitions. [2018-12-08 13:44:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 13:44:41,143 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 132 proven. 8 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 13:44:41,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1617 states and 1939 transitions. [2018-12-08 13:44:41,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 1939 transitions. [2018-12-08 13:44:41,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-08 13:44:41,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,380 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 109 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 13:44:41,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1636 states and 1957 transitions. [2018-12-08 13:44:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1957 transitions. [2018-12-08 13:44:41,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:44:41,457 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,545 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:41,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:41,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1638 states and 1961 transitions. [2018-12-08 13:44:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 1961 transitions. [2018-12-08 13:44:41,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:44:41,798 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:41,881 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:42,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1648 states and 1971 transitions. [2018-12-08 13:44:42,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1971 transitions. [2018-12-08 13:44:42,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:44:42,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1678 states and 2006 transitions. [2018-12-08 13:44:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2006 transitions. [2018-12-08 13:44:43,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:44:43,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:43,519 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:43,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:43,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1682 states and 2012 transitions. [2018-12-08 13:44:43,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2012 transitions. [2018-12-08 13:44:43,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:44:43,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:43,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:44,010 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:44,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:44,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1685 states and 2015 transitions. [2018-12-08 13:44:44,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2015 transitions. [2018-12-08 13:44:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 13:44:44,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:44,337 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 13:44:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1688 states and 2018 transitions. [2018-12-08 13:44:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2018 transitions. [2018-12-08 13:44:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 13:44:44,618 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:45,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:45,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1695 states and 2031 transitions. [2018-12-08 13:44:45,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2031 transitions. [2018-12-08 13:44:45,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-08 13:44:45,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:44:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:46,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1697 states and 2033 transitions. [2018-12-08 13:44:46,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2033 transitions. [2018-12-08 13:44:46,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-08 13:44:46,536 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:46,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:46,591 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 13:44:46,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1701 states and 2037 transitions. [2018-12-08 13:44:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2037 transitions. [2018-12-08 13:44:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 13:44:46,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:47,046 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:44:50,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:50,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1779 states and 2121 transitions. [2018-12-08 13:44:50,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2121 transitions. [2018-12-08 13:44:50,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 13:44:50,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:50,298 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:44:50,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:50,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1785 states and 2127 transitions. [2018-12-08 13:44:50,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2127 transitions. [2018-12-08 13:44:50,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 13:44:50,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 13:44:51,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:51,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1786 states and 2127 transitions. [2018-12-08 13:44:51,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2127 transitions. [2018-12-08 13:44:51,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 13:44:51,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:51,167 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:51,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:51,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1791 states and 2133 transitions. [2018-12-08 13:44:51,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2133 transitions. [2018-12-08 13:44:51,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 13:44:51,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:51,527 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:51,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1793 states and 2134 transitions. [2018-12-08 13:44:51,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2134 transitions. [2018-12-08 13:44:51,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 13:44:51,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:51,719 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 13:44:51,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1810 states and 2150 transitions. [2018-12-08 13:44:51,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2150 transitions. [2018-12-08 13:44:51,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 13:44:51,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:51,833 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-12-08 13:44:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:52,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1848 states and 2190 transitions. [2018-12-08 13:44:52,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2190 transitions. [2018-12-08 13:44:52,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-08 13:44:52,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:52,105 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 13:44:52,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:52,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1851 states and 2192 transitions. [2018-12-08 13:44:52,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2192 transitions. [2018-12-08 13:44:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-08 13:44:52,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:52,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:52,331 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 177 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 13:44:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1929 states and 2281 transitions. [2018-12-08 13:44:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2281 transitions. [2018-12-08 13:44:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:44:54,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:54,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:54,476 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:44:54,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:54,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1930 states and 2282 transitions. [2018-12-08 13:44:54,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2282 transitions. [2018-12-08 13:44:54,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-08 13:44:54,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 13:44:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:44:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1933 states and 2285 transitions. [2018-12-08 13:44:55,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2285 transitions. [2018-12-08 13:44:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:44:55,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:44:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:44:55,934 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:45:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1972 states and 2333 transitions. [2018-12-08 13:45:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2333 transitions. [2018-12-08 13:45:00,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 13:45:00,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:45:01,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1978 states and 2337 transitions. [2018-12-08 13:45:01,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2337 transitions. [2018-12-08 13:45:01,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-08 13:45:01,435 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 13:45:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:02,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 1994 states and 2356 transitions. [2018-12-08 13:45:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2356 transitions. [2018-12-08 13:45:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-08 13:45:02,541 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:04,442 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 13:45:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:10,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2046 states and 2411 transitions. [2018-12-08 13:45:10,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2411 transitions. [2018-12-08 13:45:10,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 13:45:10,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-08 13:45:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2062 states and 2431 transitions. [2018-12-08 13:45:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2431 transitions. [2018-12-08 13:45:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-08 13:45:10,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:10,652 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 13:45:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2078 states and 2452 transitions. [2018-12-08 13:45:11,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2452 transitions. [2018-12-08 13:45:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-08 13:45:11,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 13:45:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2142 states and 2521 transitions. [2018-12-08 13:45:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2521 transitions. [2018-12-08 13:45:19,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-08 13:45:19,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:19,641 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 13:45:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2158 states and 2537 transitions. [2018-12-08 13:45:20,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2537 transitions. [2018-12-08 13:45:20,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-08 13:45:20,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 13:45:21,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:21,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2174 states and 2552 transitions. [2018-12-08 13:45:21,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2552 transitions. [2018-12-08 13:45:21,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 13:45:21,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:21,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:21,309 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 13:45:23,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:23,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2212 states and 2591 transitions. [2018-12-08 13:45:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 2591 transitions. [2018-12-08 13:45:23,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 13:45:23,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 13:45:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:23,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2216 states and 2596 transitions. [2018-12-08 13:45:23,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2596 transitions. [2018-12-08 13:45:23,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 13:45:23,557 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:23,610 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 13:45:23,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:23,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2233 states and 2613 transitions. [2018-12-08 13:45:23,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2613 transitions. [2018-12-08 13:45:23,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-12-08 13:45:23,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:24,107 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 13:45:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2250 states and 2633 transitions. [2018-12-08 13:45:24,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2633 transitions. [2018-12-08 13:45:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2018-12-08 13:45:24,571 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:24,760 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 13:45:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:25,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2254 states and 2640 transitions. [2018-12-08 13:45:25,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2640 transitions. [2018-12-08 13:45:25,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-08 13:45:25,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:25,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-12-08 13:45:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2286 states and 2678 transitions. [2018-12-08 13:45:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2678 transitions. [2018-12-08 13:45:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-08 13:45:25,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:25,906 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 13:45:26,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 2302 states and 2696 transitions. [2018-12-08 13:45:26,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 2696 transitions. [2018-12-08 13:45:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-08 13:45:26,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:26,471 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-08 13:45:27,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:27,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2339 states and 2735 transitions. [2018-12-08 13:45:27,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2735 transitions. [2018-12-08 13:45:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 13:45:27,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:27,981 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 13:45:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:28,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2351 states and 2748 transitions. [2018-12-08 13:45:28,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 2748 transitions. [2018-12-08 13:45:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 13:45:28,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:29,057 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 13:45:29,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2364 states and 2763 transitions. [2018-12-08 13:45:29,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 2763 transitions. [2018-12-08 13:45:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 13:45:29,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 13:45:30,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:30,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2380 states and 2781 transitions. [2018-12-08 13:45:30,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2781 transitions. [2018-12-08 13:45:30,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 13:45:30,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:30,635 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 13:45:30,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:30,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2384 states and 2786 transitions. [2018-12-08 13:45:30,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2786 transitions. [2018-12-08 13:45:30,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-08 13:45:30,977 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:31,202 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 369 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 13:45:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2393 states and 2795 transitions. [2018-12-08 13:45:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 2795 transitions. [2018-12-08 13:45:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-08 13:45:31,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:32,381 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-12-08 13:45:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:34,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2429 states and 2834 transitions. [2018-12-08 13:45:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 2834 transitions. [2018-12-08 13:45:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-08 13:45:34,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-12-08 13:45:36,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2450 states and 2857 transitions. [2018-12-08 13:45:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2857 transitions. [2018-12-08 13:45:36,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-12-08 13:45:36,948 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:37,163 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2018-12-08 13:45:37,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2455 states and 2861 transitions. [2018-12-08 13:45:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 2861 transitions. [2018-12-08 13:45:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-12-08 13:45:37,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:37,590 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 437 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-12-08 13:45:38,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2481 states and 2888 transitions. [2018-12-08 13:45:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 2888 transitions. [2018-12-08 13:45:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-08 13:45:38,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:38,797 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-08 13:45:40,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2512 states and 2922 transitions. [2018-12-08 13:45:40,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 2922 transitions. [2018-12-08 13:45:40,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-08 13:45:40,091 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-08 13:45:41,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:41,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2540 states and 2953 transitions. [2018-12-08 13:45:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 2953 transitions. [2018-12-08 13:45:41,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-08 13:45:41,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:41,170 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-08 13:45:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:42,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2967 states to 2553 states and 2967 transitions. [2018-12-08 13:45:42,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2553 states and 2967 transitions. [2018-12-08 13:45:42,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-08 13:45:42,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:42,422 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 401 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-08 13:45:43,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:43,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2565 states and 2982 transitions. [2018-12-08 13:45:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 2982 transitions. [2018-12-08 13:45:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2018-12-08 13:45:43,286 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:43,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 401 proven. 6 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-12-08 13:45:43,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:43,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2569 states and 2986 transitions. [2018-12-08 13:45:43,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 2986 transitions. [2018-12-08 13:45:43,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-08 13:45:43,833 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:43,980 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 403 proven. 15 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-08 13:45:45,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2644 states and 3072 transitions. [2018-12-08 13:45:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 3072 transitions. [2018-12-08 13:45:45,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-08 13:45:45,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:46,052 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 403 proven. 15 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2018-12-08 13:45:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2648 states and 3077 transitions. [2018-12-08 13:45:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 3077 transitions. [2018-12-08 13:45:46,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2018-12-08 13:45:46,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:46,602 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 423 proven. 15 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2018-12-08 13:45:46,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 2664 states and 3094 transitions. [2018-12-08 13:45:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2664 states and 3094 transitions. [2018-12-08 13:45:46,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-12-08 13:45:47,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 568 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 13:45:47,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 2680 states and 3112 transitions. [2018-12-08 13:45:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3112 transitions. [2018-12-08 13:45:47,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-12-08 13:45:47,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:47,890 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 484 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-08 13:45:52,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 2703 states and 3150 transitions. [2018-12-08 13:45:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3150 transitions. [2018-12-08 13:45:52,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-12-08 13:45:52,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:52,193 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 484 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-08 13:45:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:53,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3172 states to 2720 states and 3172 transitions. [2018-12-08 13:45:53,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3172 transitions. [2018-12-08 13:45:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-12-08 13:45:53,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 484 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-08 13:45:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 2725 states and 3176 transitions. [2018-12-08 13:45:54,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 3176 transitions. [2018-12-08 13:45:54,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-12-08 13:45:54,502 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 484 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-08 13:45:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3181 states to 2730 states and 3181 transitions. [2018-12-08 13:45:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3181 transitions. [2018-12-08 13:45:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-12-08 13:45:55,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:55,430 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 484 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-08 13:45:56,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:56,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 2734 states and 3186 transitions. [2018-12-08 13:45:56,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3186 transitions. [2018-12-08 13:45:56,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-12-08 13:45:56,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 484 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-08 13:45:56,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 2739 states and 3190 transitions. [2018-12-08 13:45:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3190 transitions. [2018-12-08 13:45:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-12-08 13:45:56,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:56,771 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 484 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-12-08 13:45:57,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:57,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2742 states and 3194 transitions. [2018-12-08 13:45:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3194 transitions. [2018-12-08 13:45:57,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2018-12-08 13:45:57,149 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:57,204 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 408 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2018-12-08 13:45:57,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:45:57,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2745 states and 3196 transitions. [2018-12-08 13:45:57,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 3196 transitions. [2018-12-08 13:45:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:45:57,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:45:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:45:57,611 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:00,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:00,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2814 states and 3276 transitions. [2018-12-08 13:46:00,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 3276 transitions. [2018-12-08 13:46:00,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:00,426 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:00,580 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:01,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 2845 states and 3306 transitions. [2018-12-08 13:46:01,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 3306 transitions. [2018-12-08 13:46:01,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:01,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:02,009 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:02,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2849 states and 3311 transitions. [2018-12-08 13:46:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 3311 transitions. [2018-12-08 13:46:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:02,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:02,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:02,648 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 2855 states and 3317 transitions. [2018-12-08 13:46:03,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3317 transitions. [2018-12-08 13:46:03,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:03,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:03,178 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:04,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 2859 states and 3322 transitions. [2018-12-08 13:46:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 3322 transitions. [2018-12-08 13:46:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:04,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:04,271 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:04,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:04,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 2875 states and 3338 transitions. [2018-12-08 13:46:04,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 3338 transitions. [2018-12-08 13:46:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:04,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:04,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:04,923 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:05,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:05,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 2891 states and 3354 transitions. [2018-12-08 13:46:05,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3354 transitions. [2018-12-08 13:46:05,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:05,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:05,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:05,771 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:06,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3360 states to 2895 states and 3360 transitions. [2018-12-08 13:46:06,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3360 transitions. [2018-12-08 13:46:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:06,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:07,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:07,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 2901 states and 3367 transitions. [2018-12-08 13:46:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 3367 transitions. [2018-12-08 13:46:07,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2018-12-08 13:46:07,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:07,248 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 443 proven. 15 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2018-12-08 13:46:07,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 2905 states and 3371 transitions. [2018-12-08 13:46:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3371 transitions. [2018-12-08 13:46:07,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-08 13:46:07,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 685 proven. 6 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-08 13:46:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:09,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 2931 states and 3400 transitions. [2018-12-08 13:46:09,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3400 transitions. [2018-12-08 13:46:09,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-08 13:46:09,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:09,704 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 685 proven. 6 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-08 13:46:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:10,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 2950 states and 3421 transitions. [2018-12-08 13:46:10,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2950 states and 3421 transitions. [2018-12-08 13:46:10,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2018-12-08 13:46:10,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:10,744 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 685 proven. 6 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2018-12-08 13:46:11,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3429 states to 2958 states and 3429 transitions. [2018-12-08 13:46:11,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3429 transitions. [2018-12-08 13:46:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-12-08 13:46:11,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1023 backedges. 754 proven. 4 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-12-08 13:46:19,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:19,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 3057 states and 3550 transitions. [2018-12-08 13:46:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 3550 transitions. [2018-12-08 13:46:19,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-12-08 13:46:19,046 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:19,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1023 backedges. 754 proven. 4 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-12-08 13:46:21,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:21,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3067 states and 3564 transitions. [2018-12-08 13:46:21,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3564 transitions. [2018-12-08 13:46:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2018-12-08 13:46:21,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 668 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2018-12-08 13:46:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:26,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 3166 states and 3672 transitions. [2018-12-08 13:46:26,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 3672 transitions. [2018-12-08 13:46:26,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2018-12-08 13:46:26,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:26,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 668 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2018-12-08 13:46:27,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3184 states and 3688 transitions. [2018-12-08 13:46:27,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 3688 transitions. [2018-12-08 13:46:27,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2018-12-08 13:46:27,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2018-12-08 13:46:33,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:33,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3277 states and 3789 transitions. [2018-12-08 13:46:33,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 3789 transitions. [2018-12-08 13:46:33,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2018-12-08 13:46:33,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:33,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1264 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2018-12-08 13:46:36,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 3352 states and 3867 transitions. [2018-12-08 13:46:36,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 3867 transitions. [2018-12-08 13:46:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2018-12-08 13:46:36,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 13:46:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 13:46:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 753 proven. 18 refuted. 0 times theorem prover too weak. 529 trivial. 0 not checked. [2018-12-08 13:46:37,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 13:46:37,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2696 states and 3132 transitions. [2018-12-08 13:46:37,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 3132 transitions. [2018-12-08 13:46:37,645 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 13:46:37,645 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 194 iterations. [2018-12-08 13:46:37,651 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 13:46:37,778 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 24 [2018-12-08 13:46:38,029 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 24 [2018-12-08 13:46:38,212 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-12-08 13:46:38,323 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 24 [2018-12-08 13:46:38,681 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 24 [2018-12-08 13:46:38,796 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 24 [2018-12-08 13:46:39,436 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 24 [2018-12-08 13:46:39,832 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2018-12-08 13:46:39,949 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 24 [2018-12-08 13:46:40,381 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2018-12-08 13:46:40,742 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2018-12-08 13:46:40,911 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 24 [2018-12-08 13:46:41,035 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 24 [2018-12-08 13:46:41,376 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 24 [2018-12-08 13:46:41,611 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2018-12-08 13:46:41,801 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 24 [2018-12-08 13:46:42,000 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 24 [2018-12-08 13:46:42,102 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2018-12-08 13:46:42,437 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 24 [2018-12-08 13:46:42,886 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 24 [2018-12-08 13:46:42,996 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 24 [2018-12-08 13:46:43,168 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 24 [2018-12-08 13:46:43,527 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 24 [2018-12-08 13:46:43,682 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 24 [2018-12-08 13:46:44,185 WARN L180 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2018-12-08 13:46:44,286 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 24 [2018-12-08 13:46:44,398 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 24 [2018-12-08 13:46:44,583 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 24 [2018-12-08 13:46:44,766 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 13:46:44,768 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-08 13:46:44,773 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-08 13:46:44,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 01:46:44 ImpRootNode [2018-12-08 13:46:44,774 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 13:46:44,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 13:46:44,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 13:46:44,774 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 13:46:44,775 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 01:43:52" (3/4) ... [2018-12-08 13:46:44,777 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 13:46:44,787 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-08 13:46:44,788 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-08 13:46:44,788 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 13:46:44,789 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 13:46:44,849 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_61ac27fd-93cb-4164-a32a-43fdad489efa/bin-2019/ukojak/witness.graphml [2018-12-08 13:46:44,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 13:46:44,850 INFO L168 Benchmark]: Toolchain (without parser) took 173902.90 ms. Allocated memory was 1.0 GB in the beginning and 3.3 GB in the end (delta: 2.2 GB). Free memory was 946.3 MB in the beginning and 1.3 GB in the end (delta: -326.0 MB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-12-08 13:46:44,850 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. [2018-12-08 13:46:44,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -162.6 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-12-08 13:46:44,851 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-12-08 13:46:44,851 INFO L168 Benchmark]: Boogie Preprocessor took 28.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-08 13:46:44,851 INFO L168 Benchmark]: RCFGBuilder took 1032.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 877.0 MB in the end (delta: 221.3 MB). Peak memory consumption was 221.3 MB. Max. memory is 11.5 GB. [2018-12-08 13:46:44,851 INFO L168 Benchmark]: CodeCheck took 172421.82 ms. Allocated memory was 1.2 GB in the beginning and 3.3 GB in the end (delta: 2.1 GB). Free memory was 877.0 MB in the beginning and 1.3 GB in the end (delta: -441.2 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-12-08 13:46:44,851 INFO L168 Benchmark]: Witness Printer took 75.46 ms. Allocated memory is still 3.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 11.5 GB. [2018-12-08 13:46:44,852 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, 165.2s OverallTime, 194 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -188757296 SDtfs, 1035457658 SDslu, 1522451424 SDs, 0 SdLazy, -805519770 SolverSat, 1895622116 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 657.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 259007 GetRequests, 253882 SyntacticMatches, 3585 SemanticMatches, 1540 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1756777 ImplicationChecksByTransitivity, 142.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 17.0s InterpolantComputationTime, 41153 NumberOfCodeBlocks, 41153 NumberOfCodeBlocksAsserted, 193 NumberOfCheckSat, 40960 ConstructedInterpolants, 0 QuantifiedInterpolants, 30274955 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 193 InterpolantComputations, 133 PerfectInterpolantSequences, 51412/52237 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: 493]: 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: ((!(a11 == 1) || ((a28 == 8 && a25 == 1) && !(a17 == 9))) || ((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11))) || ((!(a19 == 1) && !(a28 == 8)) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || ((a28 == 8 && a25 == 1) && !(a17 == 9))) || ((!(a28 == 8) && !(a17 == 9)) && !(a28 == 11))) || ((!(a19 == 1) && !(a28 == 8)) && !(a17 == 9)) * 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 303.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -162.6 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1032.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 877.0 MB in the end (delta: 221.3 MB). Peak memory consumption was 221.3 MB. Max. memory is 11.5 GB. * CodeCheck took 172421.82 ms. Allocated memory was 1.2 GB in the beginning and 3.3 GB in the end (delta: 2.1 GB). Free memory was 877.0 MB in the beginning and 1.3 GB in the end (delta: -441.2 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * Witness Printer took 75.46 ms. Allocated memory is still 3.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...