./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label49_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_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label49_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/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 95000caaa926e46a44fd070da2a40a84b9e2d593 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 05:38:56,331 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 05:38:56,332 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 05:38:56,337 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 05:38:56,338 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 05:38:56,338 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 05:38:56,339 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 05:38:56,339 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 05:38:56,340 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 05:38:56,340 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 05:38:56,341 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 05:38:56,341 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 05:38:56,341 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 05:38:56,342 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 05:38:56,342 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 05:38:56,343 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 05:38:56,343 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 05:38:56,344 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 05:38:56,345 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 05:38:56,346 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 05:38:56,346 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 05:38:56,347 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 05:38:56,348 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 05:38:56,348 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 05:38:56,348 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 05:38:56,348 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 05:38:56,349 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 05:38:56,349 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 05:38:56,349 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 05:38:56,350 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 05:38:56,350 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 05:38:56,350 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 05:38:56,350 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 05:38:56,351 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 05:38:56,351 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 05:38:56,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 05:38:56,351 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 05:38:56,358 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 05:38:56,358 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 05:38:56,359 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 05:38:56,359 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 05:38:56,359 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 05:38:56,359 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 05:38:56,359 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 05:38:56,360 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 05:38:56,361 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 05:38:56,361 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 05:38:56,361 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 05:38:56,361 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 05:38:56,361 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 05:38:56,361 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 05:38:56,361 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 05:38:56,361 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 05:38:56,361 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 05:38:56,361 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 05:38:56,362 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 05:38:56,362 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_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/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 -> 95000caaa926e46a44fd070da2a40a84b9e2d593 [2018-12-09 05:38:56,379 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 05:38:56,386 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 05:38:56,388 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 05:38:56,389 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 05:38:56,389 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 05:38:56,390 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label49_true-unreach-call_false-termination.c [2018-12-09 05:38:56,426 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/data/5ff818b83/0a9bb0e03d184d769ec8e884a8405920/FLAG006eedd20 [2018-12-09 05:38:56,874 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 05:38:56,875 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/sv-benchmarks/c/eca-rers2012/Problem02_label49_true-unreach-call_false-termination.c [2018-12-09 05:38:56,882 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/data/5ff818b83/0a9bb0e03d184d769ec8e884a8405920/FLAG006eedd20 [2018-12-09 05:38:56,893 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/data/5ff818b83/0a9bb0e03d184d769ec8e884a8405920 [2018-12-09 05:38:56,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 05:38:56,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 05:38:56,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 05:38:56,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 05:38:56,898 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 05:38:56,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:38:56" (1/1) ... [2018-12-09 05:38:56,901 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 09.12 05:38:56, skipping insertion in model container [2018-12-09 05:38:56,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 05:38:56" (1/1) ... [2018-12-09 05:38:56,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 05:38:56,931 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 05:38:57,103 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:38:57,107 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 05:38:57,205 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 05:38:57,219 INFO L195 MainTranslator]: Completed translation [2018-12-09 05:38:57,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57 WrapperNode [2018-12-09 05:38:57,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 05:38:57,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 05:38:57,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 05:38:57,220 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 05:38:57,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 05:38:57,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 05:38:57,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 05:38:57,272 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 05:38:57,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... [2018-12-09 05:38:57,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 05:38:57,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 05:38:57,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 05:38:57,303 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 05:38:57,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 05:38:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 05:38:57,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 05:38:57,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 05:38:58,294 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 05:38:58,294 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 05:38:58,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:38:58 BoogieIcfgContainer [2018-12-09 05:38:58,294 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 05:38:58,295 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 05:38:58,295 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 05:38:58,302 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 05:38:58,302 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:38:58" (1/1) ... [2018-12-09 05:38:58,309 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 05:38:58,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:58,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 05:38:58,333 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 05:38:58,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 05:38:58,336 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:58,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:58,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-12-09 05:38:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-09 05:38:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 05:38:58,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 05:38:59,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:59,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 245 states and 331 transitions. [2018-12-09 05:38:59,240 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 331 transitions. [2018-12-09 05:38:59,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 05:38:59,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 251 states and 337 transitions. [2018-12-09 05:38:59,310 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 337 transitions. [2018-12-09 05:38:59,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 05:38:59,312 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:59,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:59,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 254 states and 340 transitions. [2018-12-09 05:38:59,356 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 340 transitions. [2018-12-09 05:38:59,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 05:38:59,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:59,390 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:59,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:59,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 256 states and 342 transitions. [2018-12-09 05:38:59,405 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 342 transitions. [2018-12-09 05:38:59,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 05:38:59,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:59,444 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:38:59,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:38:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 273 states and 367 transitions. [2018-12-09 05:38:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 367 transitions. [2018-12-09 05:38:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 05:38:59,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:38:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:38:59,687 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:00,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:00,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 291 states and 395 transitions. [2018-12-09 05:39:00,064 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 395 transitions. [2018-12-09 05:39:00,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 05:39:00,064 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:00,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 294 states and 400 transitions. [2018-12-09 05:39:00,172 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 400 transitions. [2018-12-09 05:39:00,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 05:39:00,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:00,274 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 05:39:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 316 states and 432 transitions. [2018-12-09 05:39:00,682 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 432 transitions. [2018-12-09 05:39:00,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 05:39:00,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:00,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:00,706 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:00,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:00,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 320 states and 438 transitions. [2018-12-09 05:39:00,916 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 438 transitions. [2018-12-09 05:39:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 05:39:00,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:00,940 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:01,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:01,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 323 states and 443 transitions. [2018-12-09 05:39:01,039 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 443 transitions. [2018-12-09 05:39:01,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 05:39:01,039 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:01,053 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:01,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:01,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 327 states and 448 transitions. [2018-12-09 05:39:01,222 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 448 transitions. [2018-12-09 05:39:01,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 05:39:01,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:01,288 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 350 states and 480 transitions. [2018-12-09 05:39:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 480 transitions. [2018-12-09 05:39:01,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 05:39:01,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:02,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 361 states and 494 transitions. [2018-12-09 05:39:02,078 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 494 transitions. [2018-12-09 05:39:02,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 05:39:02,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:02,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 440 states and 581 transitions. [2018-12-09 05:39:02,512 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 581 transitions. [2018-12-09 05:39:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 05:39:02,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:02,591 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:03,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:03,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 462 states and 612 transitions. [2018-12-09 05:39:03,361 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 612 transitions. [2018-12-09 05:39:03,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 05:39:03,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:03,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:03,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 465 states and 615 transitions. [2018-12-09 05:39:03,528 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 615 transitions. [2018-12-09 05:39:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 05:39:03,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:03,582 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:03,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:03,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 468 states and 618 transitions. [2018-12-09 05:39:03,688 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 618 transitions. [2018-12-09 05:39:03,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 05:39:03,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:03,732 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:03,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 471 states and 621 transitions. [2018-12-09 05:39:03,841 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 621 transitions. [2018-12-09 05:39:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-09 05:39:03,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:03,856 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 05:39:04,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:04,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 478 states and 629 transitions. [2018-12-09 05:39:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 629 transitions. [2018-12-09 05:39:04,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 05:39:04,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:04,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:04,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 488 states and 643 transitions. [2018-12-09 05:39:04,673 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 643 transitions. [2018-12-09 05:39:04,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-09 05:39:04,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:04,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 494 states and 650 transitions. [2018-12-09 05:39:04,721 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 650 transitions. [2018-12-09 05:39:04,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 05:39:04,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:04,742 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:04,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 497 states and 654 transitions. [2018-12-09 05:39:04,916 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 654 transitions. [2018-12-09 05:39:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 05:39:04,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:04,930 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:05,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 505 states and 661 transitions. [2018-12-09 05:39:05,058 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 661 transitions. [2018-12-09 05:39:05,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 05:39:05,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:05,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:05,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 511 states and 668 transitions. [2018-12-09 05:39:05,424 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 668 transitions. [2018-12-09 05:39:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 05:39:05,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:05,438 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:05,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:05,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 536 states and 697 transitions. [2018-12-09 05:39:05,801 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 697 transitions. [2018-12-09 05:39:05,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 05:39:05,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:05,815 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 538 states and 701 transitions. [2018-12-09 05:39:05,925 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 701 transitions. [2018-12-09 05:39:05,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 05:39:05,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:06,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:06,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 551 states and 715 transitions. [2018-12-09 05:39:06,086 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 715 transitions. [2018-12-09 05:39:06,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 05:39:06,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:06,352 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:07,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:07,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 591 states and 770 transitions. [2018-12-09 05:39:07,900 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 770 transitions. [2018-12-09 05:39:07,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 05:39:07,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:07,923 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:08,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:08,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 594 states and 773 transitions. [2018-12-09 05:39:08,110 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 773 transitions. [2018-12-09 05:39:08,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 05:39:08,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:08,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 612 states and 793 transitions. [2018-12-09 05:39:08,237 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 793 transitions. [2018-12-09 05:39:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 05:39:08,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:08,256 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:08,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 614 states and 795 transitions. [2018-12-09 05:39:08,273 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 795 transitions. [2018-12-09 05:39:08,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 05:39:08,274 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:08,289 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 616 states and 797 transitions. [2018-12-09 05:39:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 797 transitions. [2018-12-09 05:39:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 05:39:08,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:08,396 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:08,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 629 states and 818 transitions. [2018-12-09 05:39:08,915 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 818 transitions. [2018-12-09 05:39:08,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 05:39:08,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:08,932 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:09,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:09,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 635 states and 823 transitions. [2018-12-09 05:39:09,026 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 823 transitions. [2018-12-09 05:39:09,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-09 05:39:09,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:09,041 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:09,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 639 states and 829 transitions. [2018-12-09 05:39:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 829 transitions. [2018-12-09 05:39:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 05:39:09,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 643 states and 836 transitions. [2018-12-09 05:39:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 836 transitions. [2018-12-09 05:39:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 05:39:09,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:09,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:09,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 646 states and 839 transitions. [2018-12-09 05:39:09,792 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 839 transitions. [2018-12-09 05:39:09,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 05:39:09,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:09,810 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 05:39:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:09,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 647 states and 839 transitions. [2018-12-09 05:39:09,889 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 839 transitions. [2018-12-09 05:39:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 05:39:09,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:09,907 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:10,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 660 states and 852 transitions. [2018-12-09 05:39:10,248 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 852 transitions. [2018-12-09 05:39:10,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 05:39:10,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:10,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:10,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:10,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 661 states and 853 transitions. [2018-12-09 05:39:10,279 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 853 transitions. [2018-12-09 05:39:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 05:39:10,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:10,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 663 states and 855 transitions. [2018-12-09 05:39:10,565 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 855 transitions. [2018-12-09 05:39:10,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 05:39:10,565 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:10,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:10,598 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:11,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 682 states and 877 transitions. [2018-12-09 05:39:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 877 transitions. [2018-12-09 05:39:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 05:39:11,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:11,452 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:11,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 683 states and 878 transitions. [2018-12-09 05:39:11,481 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 878 transitions. [2018-12-09 05:39:11,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 05:39:11,482 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:11,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:11,522 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 05:39:11,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 690 states and 885 transitions. [2018-12-09 05:39:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 885 transitions. [2018-12-09 05:39:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 05:39:11,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:11,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:11,640 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 707 states and 902 transitions. [2018-12-09 05:39:11,691 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 902 transitions. [2018-12-09 05:39:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-09 05:39:11,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:14,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:14,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 766 states and 965 transitions. [2018-12-09 05:39:14,351 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 965 transitions. [2018-12-09 05:39:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 05:39:14,352 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:14,396 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:14,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 768 states and 966 transitions. [2018-12-09 05:39:14,569 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 966 transitions. [2018-12-09 05:39:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 05:39:14,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:14,588 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:14,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:14,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 771 states and 970 transitions. [2018-12-09 05:39:14,696 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 970 transitions. [2018-12-09 05:39:14,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 05:39:14,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 05:39:14,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:14,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 773 states and 972 transitions. [2018-12-09 05:39:14,818 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 972 transitions. [2018-12-09 05:39:14,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 05:39:14,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:14,860 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:15,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:15,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 788 states and 988 transitions. [2018-12-09 05:39:15,328 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 988 transitions. [2018-12-09 05:39:15,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 05:39:15,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:15,344 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 05:39:15,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:15,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 795 states and 995 transitions. [2018-12-09 05:39:15,369 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 995 transitions. [2018-12-09 05:39:15,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 05:39:15,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:15,703 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:19,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:19,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 863 states and 1079 transitions. [2018-12-09 05:39:19,646 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1079 transitions. [2018-12-09 05:39:19,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 05:39:19,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:19,681 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:19,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 866 states and 1082 transitions. [2018-12-09 05:39:19,931 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1082 transitions. [2018-12-09 05:39:19,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 05:39:19,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:19,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:20,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:20,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 869 states and 1085 transitions. [2018-12-09 05:39:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1085 transitions. [2018-12-09 05:39:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 05:39:20,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:20,237 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 881 states and 1102 transitions. [2018-12-09 05:39:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1102 transitions. [2018-12-09 05:39:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 05:39:20,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:21,321 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:23,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 900 states and 1129 transitions. [2018-12-09 05:39:23,943 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1129 transitions. [2018-12-09 05:39:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 05:39:23,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:23,994 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:24,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 903 states and 1132 transitions. [2018-12-09 05:39:24,229 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1132 transitions. [2018-12-09 05:39:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 05:39:24,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:24,249 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 05:39:25,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:25,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 922 states and 1151 transitions. [2018-12-09 05:39:25,222 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1151 transitions. [2018-12-09 05:39:25,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 05:39:25,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:25,247 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 05:39:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:25,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 923 states and 1151 transitions. [2018-12-09 05:39:25,361 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1151 transitions. [2018-12-09 05:39:25,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 05:39:25,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:25,421 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 05:39:25,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:25,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 935 states and 1162 transitions. [2018-12-09 05:39:25,848 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1162 transitions. [2018-12-09 05:39:25,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 05:39:25,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:25,961 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:26,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:26,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 960 states and 1190 transitions. [2018-12-09 05:39:26,512 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1190 transitions. [2018-12-09 05:39:26,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 05:39:26,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:26,745 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:28,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:28,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 997 states and 1233 transitions. [2018-12-09 05:39:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1233 transitions. [2018-12-09 05:39:28,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 05:39:28,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:29,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1015 states and 1251 transitions. [2018-12-09 05:39:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1251 transitions. [2018-12-09 05:39:29,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 05:39:29,396 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:29,527 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:31,049 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-12-09 05:39:32,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:32,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1028 states and 1264 transitions. [2018-12-09 05:39:32,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1264 transitions. [2018-12-09 05:39:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 05:39:32,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:32,322 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1053 states and 1290 transitions. [2018-12-09 05:39:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1290 transitions. [2018-12-09 05:39:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 05:39:33,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:33,584 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 05:39:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:34,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1060 states and 1296 transitions. [2018-12-09 05:39:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1296 transitions. [2018-12-09 05:39:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 05:39:34,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:34,136 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:34,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:34,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 1080 states and 1315 transitions. [2018-12-09 05:39:34,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1315 transitions. [2018-12-09 05:39:34,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 05:39:34,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:34,315 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 05:39:34,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:34,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1085 states and 1326 transitions. [2018-12-09 05:39:34,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1326 transitions. [2018-12-09 05:39:34,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 05:39:34,647 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 05:39:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1089 states and 1330 transitions. [2018-12-09 05:39:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1330 transitions. [2018-12-09 05:39:35,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 05:39:35,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1091 states and 1333 transitions. [2018-12-09 05:39:35,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 1333 transitions. [2018-12-09 05:39:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 05:39:35,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:36,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:36,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1121 states and 1363 transitions. [2018-12-09 05:39:36,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1363 transitions. [2018-12-09 05:39:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-09 05:39:36,992 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:37,037 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 05:39:37,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:37,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1140 states and 1384 transitions. [2018-12-09 05:39:37,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1384 transitions. [2018-12-09 05:39:37,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-09 05:39:37,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:37,121 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-09 05:39:37,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1170 states and 1414 transitions. [2018-12-09 05:39:37,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1414 transitions. [2018-12-09 05:39:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-09 05:39:37,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:37,506 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 05:39:38,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:38,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1249 states and 1497 transitions. [2018-12-09 05:39:38,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1497 transitions. [2018-12-09 05:39:38,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 05:39:38,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:38,231 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 126 proven. 5 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 05:39:38,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:38,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1261 states and 1509 transitions. [2018-12-09 05:39:38,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1509 transitions. [2018-12-09 05:39:38,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 05:39:38,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:38,342 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:39,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1288 states and 1547 transitions. [2018-12-09 05:39:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1547 transitions. [2018-12-09 05:39:39,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 05:39:39,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:39,433 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:39,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1291 states and 1550 transitions. [2018-12-09 05:39:39,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1550 transitions. [2018-12-09 05:39:39,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 05:39:39,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:39,747 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:39,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:39,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1294 states and 1553 transitions. [2018-12-09 05:39:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1553 transitions. [2018-12-09 05:39:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 05:39:39,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 05:39:40,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:40,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1297 states and 1556 transitions. [2018-12-09 05:39:40,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1556 transitions. [2018-12-09 05:39:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 05:39:40,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 05:39:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:40,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1302 states and 1564 transitions. [2018-12-09 05:39:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1564 transitions. [2018-12-09 05:39:40,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-09 05:39:40,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 05:39:42,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:42,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1306 states and 1571 transitions. [2018-12-09 05:39:42,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1571 transitions. [2018-12-09 05:39:42,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 05:39:42,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:42,654 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 05:39:45,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:45,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1387 states and 1654 transitions. [2018-12-09 05:39:45,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 1654 transitions. [2018-12-09 05:39:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 05:39:45,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:45,843 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 05:39:48,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:48,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1391 states and 1662 transitions. [2018-12-09 05:39:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1662 transitions. [2018-12-09 05:39:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-09 05:39:48,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 05:39:54,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:54,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1395 states and 1669 transitions. [2018-12-09 05:39:54,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1669 transitions. [2018-12-09 05:39:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-09 05:39:54,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:54,203 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:39:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1399 states and 1673 transitions. [2018-12-09 05:39:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1673 transitions. [2018-12-09 05:39:54,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-09 05:39:54,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 05:39:56,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1453 states and 1736 transitions. [2018-12-09 05:39:56,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1736 transitions. [2018-12-09 05:39:56,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-09 05:39:56,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:57,044 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 05:39:57,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:57,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1474 states and 1756 transitions. [2018-12-09 05:39:57,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1756 transitions. [2018-12-09 05:39:57,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-09 05:39:57,735 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:57,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-09 05:39:57,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:39:57,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1475 states and 1757 transitions. [2018-12-09 05:39:57,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1757 transitions. [2018-12-09 05:39:57,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 05:39:57,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:39:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:39:58,605 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-09 05:40:03,361 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2018-12-09 05:40:05,138 WARN L180 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2018-12-09 05:40:06,948 WARN L180 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2018-12-09 05:40:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1533 states and 1818 transitions. [2018-12-09 05:40:09,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1818 transitions. [2018-12-09 05:40:09,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 05:40:09,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-09 05:40:10,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:10,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1534 states and 1817 transitions. [2018-12-09 05:40:10,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1817 transitions. [2018-12-09 05:40:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 05:40:10,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:10,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:10,919 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-12-09 05:40:11,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:11,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1520 states and 1802 transitions. [2018-12-09 05:40:11,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1802 transitions. [2018-12-09 05:40:11,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-09 05:40:11,366 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:12,173 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-09 05:40:13,869 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2018-12-09 05:40:16,378 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2018-12-09 05:40:18,101 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2018-12-09 05:40:20,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:20,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1578 states and 1861 transitions. [2018-12-09 05:40:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1861 transitions. [2018-12-09 05:40:20,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-12-09 05:40:20,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:20,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:20,605 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-12-09 05:40:22,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:22,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1625 states and 1906 transitions. [2018-12-09 05:40:22,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1906 transitions. [2018-12-09 05:40:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 05:40:22,500 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:22,943 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 05:40:28,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:28,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1767 states and 2064 transitions. [2018-12-09 05:40:28,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2064 transitions. [2018-12-09 05:40:28,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 05:40:28,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:28,415 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-09 05:40:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1772 states and 2068 transitions. [2018-12-09 05:40:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2068 transitions. [2018-12-09 05:40:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-09 05:40:28,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:28,496 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 05:40:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:28,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1782 states and 2077 transitions. [2018-12-09 05:40:28,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2077 transitions. [2018-12-09 05:40:28,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 05:40:28,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:30,874 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:40:38,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:38,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1833 states and 2146 transitions. [2018-12-09 05:40:38,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2146 transitions. [2018-12-09 05:40:38,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 05:40:38,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:40:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:39,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1837 states and 2149 transitions. [2018-12-09 05:40:39,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2149 transitions. [2018-12-09 05:40:39,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 05:40:39,881 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:40,012 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:40:41,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:41,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1840 states and 2153 transitions. [2018-12-09 05:40:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2153 transitions. [2018-12-09 05:40:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 05:40:41,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:41,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:41,948 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:40:42,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1841 states and 2154 transitions. [2018-12-09 05:40:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2154 transitions. [2018-12-09 05:40:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 05:40:42,420 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 05:40:42,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:42,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1845 states and 2158 transitions. [2018-12-09 05:40:42,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2158 transitions. [2018-12-09 05:40:42,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 05:40:42,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:42,927 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 05:40:43,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:43,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1849 states and 2163 transitions. [2018-12-09 05:40:43,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2163 transitions. [2018-12-09 05:40:43,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 05:40:43,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:43,886 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:40:45,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:45,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1861 states and 2176 transitions. [2018-12-09 05:40:45,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2176 transitions. [2018-12-09 05:40:45,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 05:40:45,363 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:45,401 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:40:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:47,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1865 states and 2182 transitions. [2018-12-09 05:40:47,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2182 transitions. [2018-12-09 05:40:47,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-09 05:40:47,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:47,510 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-09 05:40:55,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:40:55,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1932 states and 2253 transitions. [2018-12-09 05:40:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2253 transitions. [2018-12-09 05:40:55,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-09 05:40:55,745 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:40:55,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:40:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-09 05:40:57,202 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2018-12-09 05:41:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1966 states and 2286 transitions. [2018-12-09 05:41:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2286 transitions. [2018-12-09 05:41:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-09 05:41:01,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-09 05:41:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:02,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1973 states and 2292 transitions. [2018-12-09 05:41:02,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2292 transitions. [2018-12-09 05:41:02,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-09 05:41:02,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:02,117 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-09 05:41:02,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:02,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1977 states and 2300 transitions. [2018-12-09 05:41:02,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2300 transitions. [2018-12-09 05:41:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 05:41:02,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:02,733 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:41:03,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:03,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1984 states and 2312 transitions. [2018-12-09 05:41:03,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2312 transitions. [2018-12-09 05:41:03,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2018-12-09 05:41:03,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 05:41:04,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:04,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1988 states and 2316 transitions. [2018-12-09 05:41:04,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2316 transitions. [2018-12-09 05:41:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-09 05:41:04,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 05:41:04,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:04,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1998 states and 2325 transitions. [2018-12-09 05:41:04,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2325 transitions. [2018-12-09 05:41:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 05:41:04,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-09 05:41:06,326 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2018-12-09 05:41:08,518 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 28 [2018-12-09 05:41:08,901 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 39 [2018-12-09 05:41:10,635 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 33 [2018-12-09 05:41:12,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 2014 states and 2346 transitions. [2018-12-09 05:41:12,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2346 transitions. [2018-12-09 05:41:12,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 05:41:12,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:12,851 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-09 05:41:13,644 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2018-12-09 05:41:14,874 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-12-09 05:41:15,391 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2018-12-09 05:41:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2029 states and 2360 transitions. [2018-12-09 05:41:17,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2360 transitions. [2018-12-09 05:41:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-12-09 05:41:17,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:17,668 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-12-09 05:41:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:18,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 2031 states and 2361 transitions. [2018-12-09 05:41:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2361 transitions. [2018-12-09 05:41:18,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:18,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:18,394 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-09 05:41:23,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:23,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2131 states and 2489 transitions. [2018-12-09 05:41:23,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2489 transitions. [2018-12-09 05:41:23,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:23,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-09 05:41:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2135 states and 2494 transitions. [2018-12-09 05:41:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2494 transitions. [2018-12-09 05:41:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:24,351 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:24,429 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-09 05:41:25,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2138 states and 2497 transitions. [2018-12-09 05:41:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2497 transitions. [2018-12-09 05:41:25,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:25,180 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:25,277 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-09 05:41:25,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:25,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2139 states and 2498 transitions. [2018-12-09 05:41:25,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2498 transitions. [2018-12-09 05:41:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:25,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 05:41:30,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:30,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2178 states and 2539 transitions. [2018-12-09 05:41:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2539 transitions. [2018-12-09 05:41:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:30,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 05:41:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:33,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2214 states and 2576 transitions. [2018-12-09 05:41:33,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2576 transitions. [2018-12-09 05:41:33,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:33,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:33,994 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 05:41:35,635 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-09 05:41:38,813 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 23 [2018-12-09 05:41:40,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:40,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2241 states and 2603 transitions. [2018-12-09 05:41:40,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2241 states and 2603 transitions. [2018-12-09 05:41:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 05:41:40,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:40,169 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-09 05:41:40,600 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2018-12-09 05:41:42,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:42,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2248 states and 2609 transitions. [2018-12-09 05:41:42,493 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2609 transitions. [2018-12-09 05:41:42,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-09 05:41:42,495 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:42,542 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-09 05:41:42,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:42,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2249 states and 2609 transitions. [2018-12-09 05:41:42,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2609 transitions. [2018-12-09 05:41:42,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 05:41:42,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:44,018 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:41:51,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2288 states and 2656 transitions. [2018-12-09 05:41:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2656 transitions. [2018-12-09 05:41:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-09 05:41:51,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:51,571 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:41:52,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:41:52,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2294 states and 2662 transitions. [2018-12-09 05:41:52,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 2662 transitions. [2018-12-09 05:41:52,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 05:41:52,483 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:41:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:41:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 05:41:54,377 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2018-12-09 05:41:57,681 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2018-12-09 05:42:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:01,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2359 states and 2727 transitions. [2018-12-09 05:42:01,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2727 transitions. [2018-12-09 05:42:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 05:42:01,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:01,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:02,421 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:42:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2744 states to 2375 states and 2744 transitions. [2018-12-09 05:42:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2744 transitions. [2018-12-09 05:42:03,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 05:42:03,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 05:42:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2397 states and 2766 transitions. [2018-12-09 05:42:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 2766 transitions. [2018-12-09 05:42:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 05:42:07,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:42:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2402 states and 2770 transitions. [2018-12-09 05:42:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 2770 transitions. [2018-12-09 05:42:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 05:42:08,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:08,667 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-09 05:42:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:09,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2403 states and 2770 transitions. [2018-12-09 05:42:09,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2770 transitions. [2018-12-09 05:42:09,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-09 05:42:09,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:09,517 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 05:42:15,990 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2018-12-09 05:42:17,318 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 22 [2018-12-09 05:42:18,634 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2018-12-09 05:42:20,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:20,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2501 states and 2885 transitions. [2018-12-09 05:42:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 2885 transitions. [2018-12-09 05:42:20,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 05:42:20,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:20,578 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 05:42:32,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:32,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2557 states and 2971 transitions. [2018-12-09 05:42:32,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 2971 transitions. [2018-12-09 05:42:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 05:42:32,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:32,788 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 05:42:41,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:41,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 2618 states and 3038 transitions. [2018-12-09 05:42:41,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3038 transitions. [2018-12-09 05:42:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:42:41,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:41,470 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:42:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 2639 states and 3075 transitions. [2018-12-09 05:42:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3075 transitions. [2018-12-09 05:42:50,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:42:50,634 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:50,706 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:42:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:42:58,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 2659 states and 3107 transitions. [2018-12-09 05:42:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3107 transitions. [2018-12-09 05:42:58,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:42:58,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:42:58,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:42:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:00,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3117 states to 2665 states and 3117 transitions. [2018-12-09 05:43:00,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 3117 transitions. [2018-12-09 05:43:00,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:00,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:00,861 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:01,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:01,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 2667 states and 3118 transitions. [2018-12-09 05:43:01,194 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3118 transitions. [2018-12-09 05:43:01,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:01,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 2671 states and 3127 transitions. [2018-12-09 05:43:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 3127 transitions. [2018-12-09 05:43:02,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:02,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:03,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 2673 states and 3129 transitions. [2018-12-09 05:43:03,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 3129 transitions. [2018-12-09 05:43:03,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:03,410 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:03,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2686 states and 3147 transitions. [2018-12-09 05:43:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 3147 transitions. [2018-12-09 05:43:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:04,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:04,900 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:05,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 2687 states and 3147 transitions. [2018-12-09 05:43:05,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 3147 transitions. [2018-12-09 05:43:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:05,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 2689 states and 3148 transitions. [2018-12-09 05:43:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3148 transitions. [2018-12-09 05:43:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:05,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:06,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:06,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 2698 states and 3157 transitions. [2018-12-09 05:43:06,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 3157 transitions. [2018-12-09 05:43:06,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:06,604 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:06,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:06,694 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:10,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:10,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 2703 states and 3170 transitions. [2018-12-09 05:43:10,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 3170 transitions. [2018-12-09 05:43:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:10,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:12,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:12,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 2720 states and 3191 transitions. [2018-12-09 05:43:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3191 transitions. [2018-12-09 05:43:12,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:12,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:12,907 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:14,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 2722 states and 3193 transitions. [2018-12-09 05:43:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3193 transitions. [2018-12-09 05:43:14,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:14,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:14,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:14,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:14,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 2724 states and 3194 transitions. [2018-12-09 05:43:14,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3194 transitions. [2018-12-09 05:43:14,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-12-09 05:43:14,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:14,835 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-12-09 05:43:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 2740 states and 3217 transitions. [2018-12-09 05:43:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3217 transitions. [2018-12-09 05:43:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-09 05:43:19,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-12-09 05:43:19,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:19,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 2782 states and 3260 transitions. [2018-12-09 05:43:19,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 3260 transitions. [2018-12-09 05:43:19,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 05:43:19,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:19,530 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 310 proven. 10 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-12-09 05:43:19,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:19,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 2784 states and 3262 transitions. [2018-12-09 05:43:19,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 3262 transitions. [2018-12-09 05:43:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 05:43:19,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:20,119 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 05:43:20,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 2785 states and 3264 transitions. [2018-12-09 05:43:20,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 3264 transitions. [2018-12-09 05:43:20,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 05:43:20,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:20,950 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 05:43:21,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:21,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 2788 states and 3268 transitions. [2018-12-09 05:43:21,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3268 transitions. [2018-12-09 05:43:21,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:21,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:30,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:30,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3315 states to 2824 states and 3315 transitions. [2018-12-09 05:43:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 3315 transitions. [2018-12-09 05:43:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:30,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:30,359 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:31,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:31,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 2841 states and 3331 transitions. [2018-12-09 05:43:31,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3331 transitions. [2018-12-09 05:43:31,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:31,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:31,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:31,768 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:32,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:32,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 2842 states and 3332 transitions. [2018-12-09 05:43:32,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 3332 transitions. [2018-12-09 05:43:32,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:32,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:32,104 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:32,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:32,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 2844 states and 3333 transitions. [2018-12-09 05:43:32,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3333 transitions. [2018-12-09 05:43:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:32,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:32,200 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:35,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:35,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2858 states and 3358 transitions. [2018-12-09 05:43:35,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 3358 transitions. [2018-12-09 05:43:35,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:35,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:35,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:40,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 2874 states and 3377 transitions. [2018-12-09 05:43:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 3377 transitions. [2018-12-09 05:43:40,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:40,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:41,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2876 states and 3378 transitions. [2018-12-09 05:43:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 3378 transitions. [2018-12-09 05:43:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:41,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:41,207 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:41,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:41,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2885 states and 3386 transitions. [2018-12-09 05:43:41,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 3386 transitions. [2018-12-09 05:43:41,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:41,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 2888 states and 3390 transitions. [2018-12-09 05:43:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 3390 transitions. [2018-12-09 05:43:41,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:41,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:41,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:41,934 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:42,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:42,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2899 states and 3402 transitions. [2018-12-09 05:43:42,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 3402 transitions. [2018-12-09 05:43:42,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:42,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:42,630 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:43,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 2902 states and 3408 transitions. [2018-12-09 05:43:43,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3408 transitions. [2018-12-09 05:43:43,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 05:43:43,216 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:43,536 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-09 05:43:46,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:46,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 2942 states and 3453 transitions. [2018-12-09 05:43:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 3453 transitions. [2018-12-09 05:43:46,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 05:43:46,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:46,103 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 315 proven. 10 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-09 05:43:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:46,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 2966 states and 3478 transitions. [2018-12-09 05:43:46,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 3478 transitions. [2018-12-09 05:43:46,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-12-09 05:43:46,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 05:43:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 2967 states and 3478 transitions. [2018-12-09 05:43:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 3478 transitions. [2018-12-09 05:43:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-09 05:43:46,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:46,936 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-09 05:43:47,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:47,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 2977 states and 3490 transitions. [2018-12-09 05:43:47,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 3490 transitions. [2018-12-09 05:43:47,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-09 05:43:47,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:47,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:47,827 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2018-12-09 05:43:48,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:48,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 2981 states and 3498 transitions. [2018-12-09 05:43:48,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 3498 transitions. [2018-12-09 05:43:48,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-09 05:43:48,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-12-09 05:43:49,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:49,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 2985 states and 3502 transitions. [2018-12-09 05:43:49,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 3502 transitions. [2018-12-09 05:43:49,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-09 05:43:49,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:49,875 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-12-09 05:43:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:50,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 2989 states and 3506 transitions. [2018-12-09 05:43:50,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 3506 transitions. [2018-12-09 05:43:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-09 05:43:50,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2018-12-09 05:43:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 2993 states and 3510 transitions. [2018-12-09 05:43:52,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3510 transitions. [2018-12-09 05:43:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-09 05:43:52,133 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 474 proven. 8 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-09 05:43:57,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 3004 states and 3528 transitions. [2018-12-09 05:43:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 3528 transitions. [2018-12-09 05:43:57,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-12-09 05:43:57,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:43:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-12-09 05:43:58,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:43:58,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3008 states and 3532 transitions. [2018-12-09 05:43:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 3532 transitions. [2018-12-09 05:43:58,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:43:58,678 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:43:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:02,577 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:09,324 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-12-09 05:44:15,505 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-12-09 05:44:16,082 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-09 05:44:19,083 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2018-12-09 05:44:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:21,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 3033 states and 3567 transitions. [2018-12-09 05:44:21,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 3567 transitions. [2018-12-09 05:44:21,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:44:21,838 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:21,981 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:24,228 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2018-12-09 05:44:27,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:27,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3037 states and 3573 transitions. [2018-12-09 05:44:27,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 3573 transitions. [2018-12-09 05:44:27,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:44:27,150 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:27,292 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:31,001 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 28 [2018-12-09 05:44:33,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:33,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 3058 states and 3602 transitions. [2018-12-09 05:44:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 3602 transitions. [2018-12-09 05:44:33,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:44:33,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:33,784 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:38,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:38,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3065 states and 3614 transitions. [2018-12-09 05:44:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3614 transitions. [2018-12-09 05:44:38,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:44:38,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:38,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:38,281 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:41,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3073 states and 3627 transitions. [2018-12-09 05:44:41,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3627 transitions. [2018-12-09 05:44:41,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:44:41,983 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:42,124 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:45,589 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2018-12-09 05:44:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 3078 states and 3635 transitions. [2018-12-09 05:44:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3635 transitions. [2018-12-09 05:44:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:44:47,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:48,131 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2018-12-09 05:44:51,189 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 28 [2018-12-09 05:44:51,646 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 29 [2018-12-09 05:44:53,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:53,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3082 states and 3641 transitions. [2018-12-09 05:44:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3641 transitions. [2018-12-09 05:44:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 05:44:53,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:53,474 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 05:44:54,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:44:54,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3642 states to 3083 states and 3642 transitions. [2018-12-09 05:44:54,239 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 3642 transitions. [2018-12-09 05:44:54,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-09 05:44:54,240 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:44:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:44:58,073 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 05:45:01,946 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 34 [2018-12-09 05:45:03,895 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-09 05:45:10,164 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2018-12-09 05:45:10,752 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 25 [2018-12-09 05:45:15,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:45:15,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 3118 states and 3679 transitions. [2018-12-09 05:45:15,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 3679 transitions. [2018-12-09 05:45:15,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-12-09 05:45:15,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:45:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:45:15,538 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 05:45:20,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:45:20,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3687 states to 3127 states and 3687 transitions. [2018-12-09 05:45:20,740 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 3687 transitions. [2018-12-09 05:45:20,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 05:45:20,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:45:20,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:45:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-09 05:45:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:45:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3140 states and 3701 transitions. [2018-12-09 05:45:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 3701 transitions. [2018-12-09 05:45:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 05:45:21,303 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:45:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:45:21,484 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-09 05:45:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:45:22,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 2976 states and 3512 transitions. [2018-12-09 05:45:22,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3512 transitions. [2018-12-09 05:45:22,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 05:45:22,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 05:45:22,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 05:45:22,887 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 78 proven. 365 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-09 05:45:39,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 05:45:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 2932 states and 3476 transitions. [2018-12-09 05:45:39,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 3476 transitions. [2018-12-09 05:45:39,079 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 05:45:39,079 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 188 iterations. [2018-12-09 05:45:39,089 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 05:45:39,308 WARN L180 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 48 [2018-12-09 05:45:39,410 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 26 [2018-12-09 05:45:39,670 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 48 [2018-12-09 05:45:39,939 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 48 [2018-12-09 05:45:40,163 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 41 [2018-12-09 05:45:40,336 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 26 [2018-12-09 05:45:40,730 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 48 [2018-12-09 05:45:40,981 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 48 [2018-12-09 05:45:41,563 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 26 [2018-12-09 05:45:41,666 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2018-12-09 05:45:41,772 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2018-12-09 05:45:42,048 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2018-12-09 05:45:42,254 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 48 [2018-12-09 05:45:42,952 WARN L180 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 59 [2018-12-09 05:45:43,138 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2018-12-09 05:45:43,442 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 45 [2018-12-09 05:45:43,761 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 41 [2018-12-09 05:45:43,959 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 26 [2018-12-09 05:45:44,403 WARN L180 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 54 [2018-12-09 05:45:44,727 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 53 [2018-12-09 05:45:44,990 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 48 [2018-12-09 05:45:45,216 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 26 [2018-12-09 05:45:45,322 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 26 [2018-12-09 05:45:45,794 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 48 [2018-12-09 05:45:46,352 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 26 [2018-12-09 05:45:46,490 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 26 [2018-12-09 05:45:46,827 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 48 [2018-12-09 05:45:47,159 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2018-12-09 05:45:47,360 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 48 [2018-12-09 05:45:47,787 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2018-12-09 05:45:47,929 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 26 [2018-12-09 05:45:48,041 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 26 [2018-12-09 05:45:48,287 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 53 [2018-12-09 05:45:48,502 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 05:45:48,504 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-09 05:45:48,509 INFO L583 CodeCheckObserver]: Invariant with dag size 26 [2018-12-09 05:45:48,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 05:45:48 ImpRootNode [2018-12-09 05:45:48,509 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 05:45:48,510 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 05:45:48,510 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 05:45:48,510 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 05:45:48,510 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 05:38:58" (3/4) ... [2018-12-09 05:45:48,513 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 05:45:48,522 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-09 05:45:48,523 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 05:45:48,523 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 05:45:48,524 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 05:45:48,582 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_95f2e0cd-ee5f-468b-a3a4-ed08eddd5d3d/bin-2019/ukojak/witness.graphml [2018-12-09 05:45:48,583 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 05:45:48,583 INFO L168 Benchmark]: Toolchain (without parser) took 411688.15 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 770.2 MB). Free memory was 950.6 MB in the beginning and 489.4 MB in the end (delta: 461.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 05:45:48,584 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. [2018-12-09 05:45:48,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 45.7 MB. Max. memory is 11.5 GB. [2018-12-09 05:45:48,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 05:45:48,584 INFO L168 Benchmark]: Boogie Preprocessor took 30.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 05:45:48,584 INFO L168 Benchmark]: RCFGBuilder took 992.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 880.4 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.2 MB. Max. memory is 11.5 GB. [2018-12-09 05:45:48,585 INFO L168 Benchmark]: CodeCheck took 410214.56 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 650.1 MB). Free memory was 880.4 MB in the beginning and 506.4 MB in the end (delta: 374.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-12-09 05:45:48,585 INFO L168 Benchmark]: Witness Printer took 73.03 ms. Allocated memory is still 1.8 GB. Free memory was 506.4 MB in the beginning and 489.4 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. [2018-12-09 05:45:48,586 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, 400.7s OverallTime, 188 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -901779336 SDtfs, -1589527448 SDslu, -614153344 SDs, 0 SdLazy, 1998493092 SolverSat, 61441744 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 903.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 263158 GetRequests, 255132 SyntacticMatches, 6136 SemanticMatches, 1890 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2534755 ImplicationChecksByTransitivity, 369.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 25.5s InterpolantComputationTime, 42050 NumberOfCodeBlocks, 42050 NumberOfCodeBlocksAsserted, 187 NumberOfCheckSat, 41863 ConstructedInterpolants, 0 QuantifiedInterpolants, 48811188 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 187 InterpolantComputations, 134 PerfectInterpolantSequences, 49619/51534 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: 547]: 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 == 7) && a25 == 1)) || ((!(a28 == 8) && a19 == 1) && !(a17 == 9))) || (a19 == 1 && a25 == 1)) || (!(a19 == 1) && !(a25 == 1)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a11 == 1) || (!(a28 == 7) && a25 == 1)) || ((!(a28 == 8) && a19 == 1) && !(a17 == 9))) || (a19 == 1 && a25 == 1)) || (!(a19 == 1) && !(a25 == 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 323.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -157.7 MB). Peak memory consumption was 45.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.88 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.25 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 992.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 880.4 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.2 MB. Max. memory is 11.5 GB. * CodeCheck took 410214.56 ms. Allocated memory was 1.1 GB in the beginning and 1.8 GB in the end (delta: 650.1 MB). Free memory was 880.4 MB in the beginning and 506.4 MB in the end (delta: 374.0 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * Witness Printer took 73.03 ms. Allocated memory is still 1.8 GB. Free memory was 506.4 MB in the beginning and 489.4 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...