./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label59_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label59_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/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 c830b0c5c33990192c3ba87f57f72df9f3b5a041 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:29:40,646 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:29:40,649 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:29:40,662 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:29:40,663 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:29:40,665 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:29:40,668 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:29:40,670 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:29:40,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:29:40,675 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:29:40,678 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:29:40,678 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:29:40,679 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:29:40,682 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:29:40,691 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:29:40,691 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:29:40,692 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:29:40,696 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:29:40,698 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:29:40,701 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:29:40,704 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:29:40,706 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:29:40,710 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:29:40,712 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:29:40,713 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:29:40,714 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:29:40,715 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:29:40,715 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:29:40,716 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:29:40,717 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:29:40,717 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:29:40,720 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:29:40,722 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:29:40,722 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:29:40,723 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:29:40,724 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:29:40,725 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:29:40,743 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:29:40,745 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:29:40,746 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:29:40,747 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:29:40,748 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:29:40,749 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:29:40,750 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:29:40,750 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:29:40,750 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:29:40,750 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:29:40,750 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:29:40,750 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:29:40,751 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:29:40,751 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:29:40,751 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:29:40,751 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:29:40,751 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:29:40,752 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:29:40,752 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:29:40,752 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:29:40,752 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:29:40,752 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:29:40,753 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:29:40,753 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:29:40,753 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:29:40,753 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:29:40,753 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:29:40,757 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:29:40,757 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_745addb8-2fe4-440e-a591-f0f1318cc8b2/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 -> c830b0c5c33990192c3ba87f57f72df9f3b5a041 [2018-10-26 23:29:40,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:29:40,827 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:29:40,831 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:29:40,832 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:29:40,833 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:29:40,834 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label59_true-unreach-call_false-termination.c [2018-10-26 23:29:40,901 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/data/afbaf7649/7d35c2eb92f64b1dbe975643e41c746b/FLAG0c9ba3938 [2018-10-26 23:29:41,400 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:29:41,401 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/sv-benchmarks/c/eca-rers2012/Problem01_label59_true-unreach-call_false-termination.c [2018-10-26 23:29:41,414 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/data/afbaf7649/7d35c2eb92f64b1dbe975643e41c746b/FLAG0c9ba3938 [2018-10-26 23:29:41,431 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/data/afbaf7649/7d35c2eb92f64b1dbe975643e41c746b [2018-10-26 23:29:41,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:29:41,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:29:41,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:29:41,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:29:41,441 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:29:41,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:29:41" (1/1) ... [2018-10-26 23:29:41,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@458cc1a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:41, skipping insertion in model container [2018-10-26 23:29:41,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:29:41" (1/1) ... [2018-10-26 23:29:41,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:29:41,513 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:29:41,928 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:29:41,932 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:29:42,070 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:29:42,087 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:29:42,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42 WrapperNode [2018-10-26 23:29:42,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:29:42,088 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:29:42,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:29:42,088 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:29:42,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,127 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:29:42,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:29:42,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:29:42,188 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:29:42,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,376 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... [2018-10-26 23:29:42,417 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:29:42,418 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:29:42,418 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:29:42,418 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:29:42,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:29:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/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 [2018-10-26 23:29:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 23:29:42,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:29:42,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:29:47,654 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:29:47,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:29:47 BoogieIcfgContainer [2018-10-26 23:29:47,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:29:47,657 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:29:47,658 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:29:47,670 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:29:47,670 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:29:47" (1/1) ... [2018-10-26 23:29:47,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:29:47,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-26 23:29:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-26 23:29:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 23:29:47,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:48,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:49,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:49,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 147 states and 234 transitions. [2018-10-26 23:29:49,242 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 234 transitions. [2018-10-26 23:29:49,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 23:29:49,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:49,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:50,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:50,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 218 states and 340 transitions. [2018-10-26 23:29:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 340 transitions. [2018-10-26 23:29:50,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 23:29:50,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:50,916 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:52,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:52,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 289 states and 416 transitions. [2018-10-26 23:29:52,057 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 416 transitions. [2018-10-26 23:29:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 23:29:52,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:52,183 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:53,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 302 states and 437 transitions. [2018-10-26 23:29:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 437 transitions. [2018-10-26 23:29:53,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 23:29:53,468 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:53,521 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:53,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 303 states and 438 transitions. [2018-10-26 23:29:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 438 transitions. [2018-10-26 23:29:53,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 23:29:53,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:53,823 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:29:54,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 308 states and 450 transitions. [2018-10-26 23:29:54,093 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 450 transitions. [2018-10-26 23:29:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 23:29:54,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:54,288 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:54,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 323 states and 469 transitions. [2018-10-26 23:29:54,820 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 469 transitions. [2018-10-26 23:29:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 23:29:54,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:54,933 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:29:55,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:55,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 332 states and 483 transitions. [2018-10-26 23:29:55,672 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 483 transitions. [2018-10-26 23:29:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 23:29:55,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:55,711 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:29:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:55,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 336 states and 488 transitions. [2018-10-26 23:29:55,884 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 488 transitions. [2018-10-26 23:29:55,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 23:29:55,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:55,916 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:56,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 337 states and 490 transitions. [2018-10-26 23:29:56,080 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 490 transitions. [2018-10-26 23:29:56,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 23:29:56,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:56,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:29:56,515 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 23:29:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:56,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 338 states and 491 transitions. [2018-10-26 23:29:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 491 transitions. [2018-10-26 23:29:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 23:29:56,773 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:57,082 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:29:57,841 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-10-26 23:29:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:29:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 349 states and 503 transitions. [2018-10-26 23:29:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 503 transitions. [2018-10-26 23:29:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 23:29:58,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:29:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:29:58,622 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:00,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:00,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 362 states and 524 transitions. [2018-10-26 23:30:00,093 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 524 transitions. [2018-10-26 23:30:00,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 23:30:00,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:00,131 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:30:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 367 states and 529 transitions. [2018-10-26 23:30:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 529 transitions. [2018-10-26 23:30:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 23:30:00,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:00,261 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:30:01,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:01,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 372 states and 536 transitions. [2018-10-26 23:30:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 536 transitions. [2018-10-26 23:30:01,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 23:30:01,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:01,492 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 23:30:01,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:01,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 377 states and 548 transitions. [2018-10-26 23:30:01,808 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 548 transitions. [2018-10-26 23:30:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 23:30:01,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:01,838 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:02,380 WARN L179 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2018-10-26 23:30:02,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:02,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 395 states and 568 transitions. [2018-10-26 23:30:02,716 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 568 transitions. [2018-10-26 23:30:02,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 23:30:02,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:02,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:02,746 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:02,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:02,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 401 states and 576 transitions. [2018-10-26 23:30:02,944 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 576 transitions. [2018-10-26 23:30:02,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 23:30:02,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 416 states and 598 transitions. [2018-10-26 23:30:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 598 transitions. [2018-10-26 23:30:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 23:30:03,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:03,586 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:03,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:03,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 417 states and 602 transitions. [2018-10-26 23:30:03,760 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 602 transitions. [2018-10-26 23:30:03,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 23:30:03,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:30:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 424 states and 609 transitions. [2018-10-26 23:30:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 609 transitions. [2018-10-26 23:30:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 23:30:04,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:30:05,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:05,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 440 states and 629 transitions. [2018-10-26 23:30:05,243 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 629 transitions. [2018-10-26 23:30:05,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 23:30:05,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:05,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:06,205 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:06,898 WARN L179 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 14 [2018-10-26 23:30:07,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:07,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 461 states and 656 transitions. [2018-10-26 23:30:07,478 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 656 transitions. [2018-10-26 23:30:07,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 23:30:07,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:07,598 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:08,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:08,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 467 states and 666 transitions. [2018-10-26 23:30:08,147 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 666 transitions. [2018-10-26 23:30:08,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 23:30:08,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:08,178 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:08,786 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 23:30:08,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:09,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 468 states and 668 transitions. [2018-10-26 23:30:09,000 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 668 transitions. [2018-10-26 23:30:09,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 23:30:09,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:09,031 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:09,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 469 states and 670 transitions. [2018-10-26 23:30:09,280 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 670 transitions. [2018-10-26 23:30:09,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 23:30:09,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:10,228 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:10,890 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 23:30:11,438 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 23:30:13,334 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-10-26 23:30:13,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:13,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 480 states and 684 transitions. [2018-10-26 23:30:13,793 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 684 transitions. [2018-10-26 23:30:13,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 23:30:13,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 489 states and 693 transitions. [2018-10-26 23:30:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 693 transitions. [2018-10-26 23:30:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 23:30:13,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:13,947 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:30:14,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:14,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 500 states and 707 transitions. [2018-10-26 23:30:14,882 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 707 transitions. [2018-10-26 23:30:14,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 23:30:14,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:16,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 517 states and 727 transitions. [2018-10-26 23:30:16,182 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 727 transitions. [2018-10-26 23:30:16,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 23:30:16,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:16,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:16,210 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:16,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 527 states and 738 transitions. [2018-10-26 23:30:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 738 transitions. [2018-10-26 23:30:16,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 23:30:16,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:16,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:16,679 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:16,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 528 states and 740 transitions. [2018-10-26 23:30:16,814 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 740 transitions. [2018-10-26 23:30:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 23:30:16,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:17,875 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 553 states and 773 transitions. [2018-10-26 23:30:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 773 transitions. [2018-10-26 23:30:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 23:30:19,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:19,631 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:30:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:20,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 564 states and 784 transitions. [2018-10-26 23:30:20,270 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 784 transitions. [2018-10-26 23:30:20,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 23:30:20,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:20,304 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:30:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:20,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 573 states and 793 transitions. [2018-10-26 23:30:20,888 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 793 transitions. [2018-10-26 23:30:20,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 23:30:20,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:20,919 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:21,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:21,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 578 states and 798 transitions. [2018-10-26 23:30:21,225 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 798 transitions. [2018-10-26 23:30:21,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 23:30:21,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:21,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:21,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 583 states and 804 transitions. [2018-10-26 23:30:21,680 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 804 transitions. [2018-10-26 23:30:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 23:30:21,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:22,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 584 states and 804 transitions. [2018-10-26 23:30:22,485 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 804 transitions. [2018-10-26 23:30:22,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 23:30:22,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:23,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 655 states and 885 transitions. [2018-10-26 23:30:23,968 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 885 transitions. [2018-10-26 23:30:23,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 23:30:23,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:24,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 660 states and 895 transitions. [2018-10-26 23:30:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 895 transitions. [2018-10-26 23:30:24,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-10-26 23:30:24,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:24,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 662 states and 897 transitions. [2018-10-26 23:30:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 897 transitions. [2018-10-26 23:30:24,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 23:30:24,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:25,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 677 states and 913 transitions. [2018-10-26 23:30:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 913 transitions. [2018-10-26 23:30:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 23:30:25,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:25,500 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:30:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:26,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 693 states and 935 transitions. [2018-10-26 23:30:26,680 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 935 transitions. [2018-10-26 23:30:26,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 23:30:26,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:28,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:28,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 713 states and 959 transitions. [2018-10-26 23:30:28,051 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 959 transitions. [2018-10-26 23:30:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 23:30:28,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:28,081 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:30:29,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:29,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 720 states and 964 transitions. [2018-10-26 23:30:29,102 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 964 transitions. [2018-10-26 23:30:29,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 23:30:29,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:32,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:32,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 744 states and 1002 transitions. [2018-10-26 23:30:32,644 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1002 transitions. [2018-10-26 23:30:32,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 23:30:32,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:32,673 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 752 states and 1012 transitions. [2018-10-26 23:30:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1012 transitions. [2018-10-26 23:30:33,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 23:30:33,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:33,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:33,663 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:33,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:33,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 758 states and 1018 transitions. [2018-10-26 23:30:33,924 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1018 transitions. [2018-10-26 23:30:33,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 23:30:33,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:33,977 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:35,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:35,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 781 states and 1044 transitions. [2018-10-26 23:30:35,252 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1044 transitions. [2018-10-26 23:30:35,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 23:30:35,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 782 states and 1045 transitions. [2018-10-26 23:30:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1045 transitions. [2018-10-26 23:30:35,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-10-26 23:30:35,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:35,318 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:35,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:35,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 783 states and 1046 transitions. [2018-10-26 23:30:35,342 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1046 transitions. [2018-10-26 23:30:35,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 23:30:35,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:35,466 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:35,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:35,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 789 states and 1054 transitions. [2018-10-26 23:30:35,947 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1054 transitions. [2018-10-26 23:30:35,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 23:30:35,949 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:36,083 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 799 states and 1067 transitions. [2018-10-26 23:30:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1067 transitions. [2018-10-26 23:30:37,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 23:30:37,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:37,935 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:38,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:38,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 825 states and 1095 transitions. [2018-10-26 23:30:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1095 transitions. [2018-10-26 23:30:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 23:30:38,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:38,906 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:39,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:39,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 827 states and 1097 transitions. [2018-10-26 23:30:39,215 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1097 transitions. [2018-10-26 23:30:39,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 23:30:39,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:39,310 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:30:39,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:39,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 837 states and 1108 transitions. [2018-10-26 23:30:39,475 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1108 transitions. [2018-10-26 23:30:39,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 23:30:39,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:39,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:39,509 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 841 states and 1114 transitions. [2018-10-26 23:30:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1114 transitions. [2018-10-26 23:30:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 23:30:40,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:40,171 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:30:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:40,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 847 states and 1131 transitions. [2018-10-26 23:30:40,988 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1131 transitions. [2018-10-26 23:30:40,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 23:30:40,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:41,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:41,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 854 states and 1138 transitions. [2018-10-26 23:30:41,286 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1138 transitions. [2018-10-26 23:30:41,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 23:30:41,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,319 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:41,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:41,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 875 states and 1161 transitions. [2018-10-26 23:30:41,479 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1161 transitions. [2018-10-26 23:30:41,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 23:30:41,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,507 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 884 states and 1171 transitions. [2018-10-26 23:30:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1171 transitions. [2018-10-26 23:30:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 23:30:41,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:41,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,591 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 893 states and 1181 transitions. [2018-10-26 23:30:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1181 transitions. [2018-10-26 23:30:41,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 23:30:41,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,683 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:41,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 904 states and 1193 transitions. [2018-10-26 23:30:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1193 transitions. [2018-10-26 23:30:41,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 23:30:41,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:41,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 905 states and 1194 transitions. [2018-10-26 23:30:41,831 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1194 transitions. [2018-10-26 23:30:41,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 23:30:41,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:41,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:41,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 910 states and 1200 transitions. [2018-10-26 23:30:41,908 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1200 transitions. [2018-10-26 23:30:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 23:30:41,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:41,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:30:42,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:42,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 914 states and 1203 transitions. [2018-10-26 23:30:42,049 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1203 transitions. [2018-10-26 23:30:42,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 23:30:42,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:42,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:30:42,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:42,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 926 states and 1218 transitions. [2018-10-26 23:30:42,815 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1218 transitions. [2018-10-26 23:30:42,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 23:30:42,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:30:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:43,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 928 states and 1219 transitions. [2018-10-26 23:30:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1219 transitions. [2018-10-26 23:30:43,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 23:30:43,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:43,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 930 states and 1220 transitions. [2018-10-26 23:30:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1220 transitions. [2018-10-26 23:30:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 23:30:43,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-26 23:30:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 965 states and 1261 transitions. [2018-10-26 23:30:45,514 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1261 transitions. [2018-10-26 23:30:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 23:30:45,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-26 23:30:46,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 979 states and 1278 transitions. [2018-10-26 23:30:46,706 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1278 transitions. [2018-10-26 23:30:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 23:30:46,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:46,765 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:30:47,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:47,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 984 states and 1290 transitions. [2018-10-26 23:30:47,416 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1290 transitions. [2018-10-26 23:30:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 23:30:47,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:47,523 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:30:47,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 989 states and 1295 transitions. [2018-10-26 23:30:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1295 transitions. [2018-10-26 23:30:47,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 23:30:47,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:47,586 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 23:30:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1026 states and 1346 transitions. [2018-10-26 23:30:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1346 transitions. [2018-10-26 23:30:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 23:30:49,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:49,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:49,343 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 23:30:49,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:49,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1036 states and 1356 transitions. [2018-10-26 23:30:49,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1356 transitions. [2018-10-26 23:30:49,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 23:30:49,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:49,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:50,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1043 states and 1363 transitions. [2018-10-26 23:30:50,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1363 transitions. [2018-10-26 23:30:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 23:30:50,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:50,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1050 states and 1370 transitions. [2018-10-26 23:30:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1370 transitions. [2018-10-26 23:30:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 23:30:50,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:50,934 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:30:51,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:51,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1069 states and 1389 transitions. [2018-10-26 23:30:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 1389 transitions. [2018-10-26 23:30:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 23:30:51,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 76 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:30:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1070 states and 1390 transitions. [2018-10-26 23:30:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1390 transitions. [2018-10-26 23:30:51,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 23:30:51,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 23:30:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1074 states and 1394 transitions. [2018-10-26 23:30:52,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1394 transitions. [2018-10-26 23:30:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 23:30:52,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:52,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1097 states and 1419 transitions. [2018-10-26 23:30:52,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1419 transitions. [2018-10-26 23:30:52,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 23:30:52,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:53,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:53,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1111 states and 1435 transitions. [2018-10-26 23:30:53,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1435 transitions. [2018-10-26 23:30:53,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 23:30:53,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:53,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 23:30:54,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:54,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1115 states and 1448 transitions. [2018-10-26 23:30:54,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1448 transitions. [2018-10-26 23:30:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 23:30:54,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:30:54,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:54,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1116 states and 1449 transitions. [2018-10-26 23:30:54,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1449 transitions. [2018-10-26 23:30:54,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:30:54,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:54,542 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 23:30:54,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1125 states and 1457 transitions. [2018-10-26 23:30:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1457 transitions. [2018-10-26 23:30:54,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 23:30:54,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:54,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:54,652 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:30:54,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:54,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1135 states and 1468 transitions. [2018-10-26 23:30:54,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1468 transitions. [2018-10-26 23:30:54,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 23:30:54,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:54,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:54,935 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 23:30:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:55,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1136 states and 1471 transitions. [2018-10-26 23:30:55,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1471 transitions. [2018-10-26 23:30:55,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 23:30:55,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:55,897 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:30:57,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:57,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1142 states and 1481 transitions. [2018-10-26 23:30:57,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1481 transitions. [2018-10-26 23:30:57,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 23:30:57,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 23:30:57,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1174 states and 1513 transitions. [2018-10-26 23:30:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1513 transitions. [2018-10-26 23:30:57,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 23:30:57,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 23:30:58,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1175 states and 1514 transitions. [2018-10-26 23:30:58,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1514 transitions. [2018-10-26 23:30:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 23:30:58,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 23:30:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:58,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1187 states and 1526 transitions. [2018-10-26 23:30:58,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1526 transitions. [2018-10-26 23:30:58,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 23:30:58,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:58,473 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 23:30:58,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:58,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1199 states and 1538 transitions. [2018-10-26 23:30:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1538 transitions. [2018-10-26 23:30:58,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 23:30:58,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:58,898 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 23:30:59,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:59,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1209 states and 1547 transitions. [2018-10-26 23:30:59,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1547 transitions. [2018-10-26 23:30:59,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-10-26 23:30:59,258 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:30:59,359 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 23:30:59,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:30:59,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1220 states and 1557 transitions. [2018-10-26 23:30:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1557 transitions. [2018-10-26 23:30:59,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 23:30:59,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:30:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:00,125 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-10-26 23:31:00,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:00,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1226 states and 1564 transitions. [2018-10-26 23:31:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1564 transitions. [2018-10-26 23:31:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 23:31:00,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-26 23:31:01,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:01,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1227 states and 1567 transitions. [2018-10-26 23:31:01,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1567 transitions. [2018-10-26 23:31:01,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 23:31:01,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-26 23:31:01,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:01,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1228 states and 1568 transitions. [2018-10-26 23:31:01,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1568 transitions. [2018-10-26 23:31:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 23:31:01,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:01,857 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 23:31:02,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1243 states and 1585 transitions. [2018-10-26 23:31:02,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1585 transitions. [2018-10-26 23:31:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 23:31:02,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:02,411 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 23:31:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:02,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1253 states and 1594 transitions. [2018-10-26 23:31:02,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1594 transitions. [2018-10-26 23:31:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 23:31:02,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 23:31:05,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:05,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1292 states and 1641 transitions. [2018-10-26 23:31:05,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1641 transitions. [2018-10-26 23:31:05,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 23:31:05,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:05,200 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:31:06,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:06,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1308 states and 1659 transitions. [2018-10-26 23:31:06,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1659 transitions. [2018-10-26 23:31:06,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:31:06,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 23:31:06,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:06,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1318 states and 1667 transitions. [2018-10-26 23:31:06,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1667 transitions. [2018-10-26 23:31:06,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:31:06,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:31:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1707 states to 1357 states and 1707 transitions. [2018-10-26 23:31:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1707 transitions. [2018-10-26 23:31:07,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 23:31:07,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 23:31:07,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:07,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1361 states and 1714 transitions. [2018-10-26 23:31:07,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1714 transitions. [2018-10-26 23:31:07,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:31:07,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:07,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:31:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1419 states and 1775 transitions. [2018-10-26 23:31:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1775 transitions. [2018-10-26 23:31:08,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:31:08,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:08,856 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 23:31:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:09,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1420 states and 1777 transitions. [2018-10-26 23:31:09,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1777 transitions. [2018-10-26 23:31:09,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 23:31:09,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:09,645 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 23:31:10,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1428 states and 1790 transitions. [2018-10-26 23:31:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1790 transitions. [2018-10-26 23:31:10,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 23:31:10,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:10,846 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 23:31:12,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:12,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1455 states and 1827 transitions. [2018-10-26 23:31:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1827 transitions. [2018-10-26 23:31:12,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 23:31:12,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:12,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:12,474 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 23:31:13,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:13,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1487 states and 1863 transitions. [2018-10-26 23:31:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1863 transitions. [2018-10-26 23:31:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-26 23:31:13,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-26 23:31:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:14,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1502 states and 1880 transitions. [2018-10-26 23:31:14,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 1880 transitions. [2018-10-26 23:31:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-26 23:31:14,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:14,889 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 23:31:16,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:16,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1512 states and 1895 transitions. [2018-10-26 23:31:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1895 transitions. [2018-10-26 23:31:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-26 23:31:16,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 99 proven. 11 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:31:19,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:19,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1570 states and 1956 transitions. [2018-10-26 23:31:19,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1956 transitions. [2018-10-26 23:31:19,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 23:31:19,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:19,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-26 23:31:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:21,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1575 states and 1963 transitions. [2018-10-26 23:31:21,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1963 transitions. [2018-10-26 23:31:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 23:31:21,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:21,429 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 23:31:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1580 states and 1982 transitions. [2018-10-26 23:31:22,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1982 transitions. [2018-10-26 23:31:22,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 23:31:22,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 23:31:23,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:23,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1596 states and 1998 transitions. [2018-10-26 23:31:23,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1998 transitions. [2018-10-26 23:31:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 23:31:23,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-10-26 23:31:25,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1615 states and 2022 transitions. [2018-10-26 23:31:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 2022 transitions. [2018-10-26 23:31:25,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 23:31:25,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:25,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 23:31:25,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1616 states and 2023 transitions. [2018-10-26 23:31:25,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2023 transitions. [2018-10-26 23:31:25,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 23:31:25,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:25,776 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-10-26 23:31:27,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:27,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1628 states and 2038 transitions. [2018-10-26 23:31:27,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2038 transitions. [2018-10-26 23:31:27,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 23:31:27,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:27,980 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 23:31:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1629 states and 2040 transitions. [2018-10-26 23:31:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2040 transitions. [2018-10-26 23:31:28,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 23:31:28,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:28,151 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 23:31:29,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:29,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1635 states and 2049 transitions. [2018-10-26 23:31:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2049 transitions. [2018-10-26 23:31:29,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-10-26 23:31:29,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:29,710 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 23:31:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1654 states and 2066 transitions. [2018-10-26 23:31:29,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2066 transitions. [2018-10-26 23:31:29,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-26 23:31:29,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:30,029 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 23:31:30,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:30,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1656 states and 2068 transitions. [2018-10-26 23:31:30,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2068 transitions. [2018-10-26 23:31:30,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-26 23:31:30,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:30,306 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 23:31:31,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:31,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1691 states and 2107 transitions. [2018-10-26 23:31:31,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2107 transitions. [2018-10-26 23:31:31,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-26 23:31:31,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:31,803 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 23:31:33,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:33,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1702 states and 2117 transitions. [2018-10-26 23:31:33,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2117 transitions. [2018-10-26 23:31:33,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-26 23:31:33,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:33,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:34,938 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 23:31:38,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:38,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1750 states and 2172 transitions. [2018-10-26 23:31:38,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2172 transitions. [2018-10-26 23:31:38,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 23:31:38,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:38,920 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 23:31:38,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1751 states and 2174 transitions. [2018-10-26 23:31:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2174 transitions. [2018-10-26 23:31:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 23:31:38,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:38,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:39,099 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 113 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 23:31:39,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1755 states and 2178 transitions. [2018-10-26 23:31:39,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2178 transitions. [2018-10-26 23:31:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 23:31:39,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:39,400 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 23:31:40,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:40,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1760 states and 2191 transitions. [2018-10-26 23:31:40,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2191 transitions. [2018-10-26 23:31:40,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 23:31:40,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:42,100 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 193 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:31:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:48,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1818 states and 2260 transitions. [2018-10-26 23:31:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2260 transitions. [2018-10-26 23:31:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 23:31:48,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:48,614 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 193 proven. 20 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:31:49,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:49,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1821 states and 2264 transitions. [2018-10-26 23:31:49,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2264 transitions. [2018-10-26 23:31:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 23:31:49,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:52,209 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 23:31:57,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:57,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1871 states and 2315 transitions. [2018-10-26 23:31:57,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2315 transitions. [2018-10-26 23:31:57,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-26 23:31:57,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-10-26 23:31:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:31:58,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1883 states and 2327 transitions. [2018-10-26 23:31:58,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2327 transitions. [2018-10-26 23:31:58,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 23:31:58,477 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:31:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:31:59,613 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 205 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:32:04,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:04,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1911 states and 2360 transitions. [2018-10-26 23:32:04,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2360 transitions. [2018-10-26 23:32:04,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 23:32:04,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:04,608 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 205 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:32:05,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:05,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1914 states and 2363 transitions. [2018-10-26 23:32:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2363 transitions. [2018-10-26 23:32:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 23:32:05,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:05,513 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 191 proven. 34 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:32:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:08,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 1984 states and 2439 transitions. [2018-10-26 23:32:08,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2439 transitions. [2018-10-26 23:32:08,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 23:32:08,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:32:10,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:10,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1990 states and 2445 transitions. [2018-10-26 23:32:10,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2445 transitions. [2018-10-26 23:32:10,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 23:32:10,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:10,696 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 143 proven. 26 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 23:32:12,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2009 states and 2467 transitions. [2018-10-26 23:32:12,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2467 transitions. [2018-10-26 23:32:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 23:32:12,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:13,380 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 23:32:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2050 states and 2520 transitions. [2018-10-26 23:32:16,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2520 transitions. [2018-10-26 23:32:16,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 23:32:16,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:16,089 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 23:32:17,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:17,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2055 states and 2529 transitions. [2018-10-26 23:32:17,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2529 transitions. [2018-10-26 23:32:17,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 23:32:17,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:17,199 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 23:32:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:18,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2060 states and 2540 transitions. [2018-10-26 23:32:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2540 transitions. [2018-10-26 23:32:18,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 23:32:18,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 23:32:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2061 states and 2540 transitions. [2018-10-26 23:32:18,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2540 transitions. [2018-10-26 23:32:18,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 23:32:18,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 148 proven. 5 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 23:32:19,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:19,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2068 states and 2548 transitions. [2018-10-26 23:32:19,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2548 transitions. [2018-10-26 23:32:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 23:32:19,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 148 proven. 5 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-10-26 23:32:19,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2069 states and 2548 transitions. [2018-10-26 23:32:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2548 transitions. [2018-10-26 23:32:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 23:32:19,859 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:19,897 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 23:32:20,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:20,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2079 states and 2559 transitions. [2018-10-26 23:32:20,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2559 transitions. [2018-10-26 23:32:20,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 23:32:20,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:20,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 23:32:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:20,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2088 states and 2567 transitions. [2018-10-26 23:32:20,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2567 transitions. [2018-10-26 23:32:20,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 23:32:20,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:20,967 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 23:32:21,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2093 states and 2579 transitions. [2018-10-26 23:32:21,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2579 transitions. [2018-10-26 23:32:21,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 23:32:21,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 23:32:24,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:24,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2127 states and 2619 transitions. [2018-10-26 23:32:24,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2619 transitions. [2018-10-26 23:32:24,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 23:32:24,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 23:32:25,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2153 states and 2645 transitions. [2018-10-26 23:32:25,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2645 transitions. [2018-10-26 23:32:25,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 23:32:25,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 23:32:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2163 states and 2655 transitions. [2018-10-26 23:32:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2655 transitions. [2018-10-26 23:32:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 23:32:26,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 23:32:26,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2164 states and 2656 transitions. [2018-10-26 23:32:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2656 transitions. [2018-10-26 23:32:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 23:32:26,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:28,342 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 184 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:32:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:31,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2179 states and 2673 transitions. [2018-10-26 23:32:31,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2673 transitions. [2018-10-26 23:32:31,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 23:32:31,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 23:32:32,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:32,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2748 states to 2250 states and 2748 transitions. [2018-10-26 23:32:32,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2748 transitions. [2018-10-26 23:32:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 23:32:32,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:32,691 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 23:32:33,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:33,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2252 states and 2751 transitions. [2018-10-26 23:32:33,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2751 transitions. [2018-10-26 23:32:33,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 23:32:33,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:33,823 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-26 23:32:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:33,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 2253 states and 2752 transitions. [2018-10-26 23:32:33,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2752 transitions. [2018-10-26 23:32:33,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 23:32:33,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:33,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 134 proven. 5 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-26 23:32:34,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 2254 states and 2752 transitions. [2018-10-26 23:32:34,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2752 transitions. [2018-10-26 23:32:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 23:32:34,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:34,513 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:34,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:34,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2256 states and 2753 transitions. [2018-10-26 23:32:34,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2256 states and 2753 transitions. [2018-10-26 23:32:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 23:32:34,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:34,732 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:35,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2266 states and 2764 transitions. [2018-10-26 23:32:35,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2764 transitions. [2018-10-26 23:32:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 23:32:35,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2276 states and 2775 transitions. [2018-10-26 23:32:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2775 transitions. [2018-10-26 23:32:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 23:32:35,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:35,784 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:36,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2286 states and 2786 transitions. [2018-10-26 23:32:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 2786 transitions. [2018-10-26 23:32:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 23:32:36,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:36,327 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:36,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:36,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2287 states and 2788 transitions. [2018-10-26 23:32:36,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 2788 transitions. [2018-10-26 23:32:36,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-10-26 23:32:36,832 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:36,884 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:37,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2298 states and 2799 transitions. [2018-10-26 23:32:37,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2298 states and 2799 transitions. [2018-10-26 23:32:37,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-26 23:32:37,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:37,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:37,884 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:38,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:38,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 2312 states and 2816 transitions. [2018-10-26 23:32:38,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2816 transitions. [2018-10-26 23:32:38,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-26 23:32:38,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:38,652 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:39,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:39,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2322 states and 2825 transitions. [2018-10-26 23:32:39,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 2825 transitions. [2018-10-26 23:32:39,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-10-26 23:32:39,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:39,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:39,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2830 states to 2326 states and 2830 transitions. [2018-10-26 23:32:39,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2830 transitions. [2018-10-26 23:32:39,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-26 23:32:39,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 299 proven. 22 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 23:32:44,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:44,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2366 states and 2874 transitions. [2018-10-26 23:32:44,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2874 transitions. [2018-10-26 23:32:44,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-26 23:32:44,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:44,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 258 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 23:32:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2371 states and 2881 transitions. [2018-10-26 23:32:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 2881 transitions. [2018-10-26 23:32:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-26 23:32:45,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:45,461 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 258 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 23:32:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:46,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 2375 states and 2886 transitions. [2018-10-26 23:32:46,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2886 transitions. [2018-10-26 23:32:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-10-26 23:32:46,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 290 proven. 5 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 23:32:47,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2380 states and 2892 transitions. [2018-10-26 23:32:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2892 transitions. [2018-10-26 23:32:47,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 23:32:47,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-10-26 23:32:48,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:48,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2417 states and 2930 transitions. [2018-10-26 23:32:48,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2930 transitions. [2018-10-26 23:32:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 23:32:48,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:48,637 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-10-26 23:32:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 2427 states and 2947 transitions. [2018-10-26 23:32:50,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 2947 transitions. [2018-10-26 23:32:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 23:32:50,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:50,089 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-10-26 23:32:50,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:50,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2432 states and 2953 transitions. [2018-10-26 23:32:50,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2953 transitions. [2018-10-26 23:32:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-26 23:32:50,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:50,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:50,610 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 23:32:51,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2447 states and 2970 transitions. [2018-10-26 23:32:51,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 2970 transitions. [2018-10-26 23:32:51,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-26 23:32:51,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:51,856 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-10-26 23:32:53,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:32:53,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2454 states and 2977 transitions. [2018-10-26 23:32:53,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 2977 transitions. [2018-10-26 23:32:53,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 23:32:53,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:32:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:32:55,917 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 23:33:00,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:33:00,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 2514 states and 3037 transitions. [2018-10-26 23:33:00,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3037 transitions. [2018-10-26 23:33:00,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 23:33:00,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:33:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:33:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 23:33:01,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:33:01,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2515 states and 3039 transitions. [2018-10-26 23:33:01,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 3039 transitions. [2018-10-26 23:33:01,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 23:33:01,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:33:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:33:02,459 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 317 proven. 28 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-10-26 23:33:07,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:33:07,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2555 states and 3083 transitions. [2018-10-26 23:33:07,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3083 transitions. [2018-10-26 23:33:07,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-10-26 23:33:07,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:33:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:33:07,927 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-10-26 23:33:08,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:33:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 2560 states and 3090 transitions. [2018-10-26 23:33:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3090 transitions. [2018-10-26 23:33:08,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-10-26 23:33:08,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:33:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:33:09,462 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 252 proven. 5 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-10-26 23:33:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:33:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2492 states and 3014 transitions. [2018-10-26 23:33:10,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 3014 transitions. [2018-10-26 23:33:10,323 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:33:10,323 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 179 iterations. [2018-10-26 23:33:10,335 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 23:33:10,465 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 17 [2018-10-26 23:33:10,707 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2018-10-26 23:33:10,875 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 17 [2018-10-26 23:33:11,013 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 17 [2018-10-26 23:33:11,224 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-10-26 23:33:11,372 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-10-26 23:33:11,521 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-10-26 23:33:11,893 WARN L179 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-10-26 23:33:11,997 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2018-10-26 23:33:12,156 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-10-26 23:33:12,396 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-10-26 23:33:12,583 WARN L179 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2018-10-26 23:33:12,833 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 17 [2018-10-26 23:33:13,145 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-10-26 23:33:13,382 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 17 [2018-10-26 23:33:13,492 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 17 [2018-10-26 23:33:14,144 WARN L179 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 17 [2018-10-26 23:33:14,418 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 17 [2018-10-26 23:33:14,600 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-10-26 23:33:14,955 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-10-26 23:33:15,069 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 17 [2018-10-26 23:33:15,386 WARN L179 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 17 [2018-10-26 23:33:15,631 WARN L179 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 17 [2018-10-26 23:33:16,324 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 17 [2018-10-26 23:33:16,603 WARN L179 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 46 [2018-10-26 23:33:16,936 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-10-26 23:33:17,101 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 17 [2018-10-26 23:33:17,217 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 17 [2018-10-26 23:33:17,452 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-10-26 23:33:17,452 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 23:33:17,455 INFO L582 CodeCheckObserver]: Invariant with dag size 17 [2018-10-26 23:33:17,461 INFO L582 CodeCheckObserver]: Invariant with dag size 17 [2018-10-26 23:33:17,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:33:17 ImpRootNode [2018-10-26 23:33:17,462 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:33:17,463 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:33:17,463 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:33:17,463 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:33:17,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:29:47" (3/4) ... [2018-10-26 23:33:17,470 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:33:17,486 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-10-26 23:33:17,487 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 23:33:17,487 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-26 23:33:17,488 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 23:33:17,629 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_745addb8-2fe4-440e-a591-f0f1318cc8b2/bin-2019/ukojak/witness.graphml [2018-10-26 23:33:17,630 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:33:17,630 INFO L168 Benchmark]: Toolchain (without parser) took 216195.65 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.5 GB). Free memory was 950.4 MB in the beginning and 2.4 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-10-26 23:33:17,632 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:33:17,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.17 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 923.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-26 23:33:17,633 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.54 ms. Allocated memory is still 1.0 GB. Free memory was 923.6 MB in the beginning and 912.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:33:17,633 INFO L168 Benchmark]: Boogie Preprocessor took 229.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 912.8 MB in the beginning and 1.2 GB in the end (delta: -247.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:33:17,633 INFO L168 Benchmark]: RCFGBuilder took 5237.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 936.9 MB in the end (delta: 223.3 MB). Peak memory consumption was 223.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:33:17,633 INFO L168 Benchmark]: CodeCheck took 209805.09 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 930.3 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-10-26 23:33:17,636 INFO L168 Benchmark]: Witness Printer took 166.88 ms. Allocated memory is still 3.6 GB. Free memory is still 2.4 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:33:17,637 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, 199 locations, 1 error locations. SAFE Result, 202.6s OverallTime, 179 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 805666316 SDtfs, 1721040160 SDslu, -533309296 SDs, 0 SdLazy, 1844067098 SolverSat, -536629890 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1468.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 187095 GetRequests, 183486 SyntacticMatches, 2121 SemanticMatches, 1488 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1415391 ImplicationChecksByTransitivity, 171.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 30.7s InterpolantComputationTime, 27168 NumberOfCodeBlocks, 27168 NumberOfCodeBlocksAsserted, 178 NumberOfCheckSat, 26990 ConstructedInterpolants, 0 QuantifiedInterpolants, 14707658 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 178 InterpolantComputations, 147 PerfectInterpolantSequences, 23753/24076 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: 443]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((a16 == 5 || !(a8 == 15)) || !(a20 == 1)) || !(a17 == 1)) || a7 == 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((a16 == 5 || a7 == 1) || !(a17 == 1)) || !(a8 == 15)) || !(a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 651.17 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 923.6 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 99.54 ms. Allocated memory is still 1.0 GB. Free memory was 923.6 MB in the beginning and 912.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 229.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 175.6 MB). Free memory was 912.8 MB in the beginning and 1.2 GB in the end (delta: -247.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5237.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 936.9 MB in the end (delta: 223.3 MB). Peak memory consumption was 223.3 MB. Max. memory is 11.5 GB. * CodeCheck took 209805.09 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 930.3 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 166.88 ms. Allocated memory is still 3.6 GB. Free memory is still 2.4 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...