./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label49_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_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/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 083cea80584760e424718c2c8c78f2ce2da05adc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:09:36,085 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:09:36,087 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:09:36,099 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:09:36,099 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:09:36,100 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:09:36,102 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:09:36,103 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:09:36,105 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:09:36,106 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:09:36,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:09:36,107 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:09:36,108 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:09:36,114 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:09:36,115 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:09:36,116 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:09:36,116 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:09:36,119 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:09:36,121 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:09:36,122 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:09:36,124 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:09:36,125 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:09:36,127 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:09:36,128 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:09:36,128 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:09:36,129 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:09:36,130 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:09:36,131 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:09:36,132 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:09:36,134 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:09:36,134 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:09:36,135 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:09:36,135 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:09:36,135 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:09:36,136 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:09:36,138 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:09:36,138 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 20:09:36,161 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:09:36,165 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:09:36,166 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:09:36,166 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 20:09:36,167 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 20:09:36,167 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 20:09:36,167 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:09:36,167 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 20:09:36,168 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:09:36,168 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 20:09:36,168 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:09:36,168 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:09:36,168 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:09:36,168 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:09:36,169 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 20:09:36,169 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:09:36,172 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:09:36,172 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 20:09:36,172 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 20:09:36,173 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:09:36,173 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:09:36,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 20:09:36,173 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:09:36,173 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:09:36,174 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:09:36,174 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 20:09:36,174 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:09:36,174 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:09:36,174 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_0fab6364-ce65-408a-ace3-b14f4618b0f0/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 -> 083cea80584760e424718c2c8c78f2ce2da05adc [2018-10-26 20:09:36,217 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:09:36,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:09:36,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:09:36,236 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:09:36,236 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:09:36,238 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-10-26 20:09:36,303 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/data/b15619962/21abb46699fb4555bd6af9676d4ceb5a/FLAG7054f4323 [2018-10-26 20:09:36,763 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:09:36,764 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/sv-benchmarks/c/eca-rers2012/Problem01_label49_true-unreach-call_false-termination.c [2018-10-26 20:09:36,776 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/data/b15619962/21abb46699fb4555bd6af9676d4ceb5a/FLAG7054f4323 [2018-10-26 20:09:36,792 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/data/b15619962/21abb46699fb4555bd6af9676d4ceb5a [2018-10-26 20:09:36,796 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:09:36,798 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:09:36,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:09:36,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:09:36,804 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:09:36,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:09:36" (1/1) ... [2018-10-26 20:09:36,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf504d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:36, skipping insertion in model container [2018-10-26 20:09:36,808 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:09:36" (1/1) ... [2018-10-26 20:09:36,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:09:36,877 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:09:37,325 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:09:37,330 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:09:37,438 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:09:37,457 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:09:37,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37 WrapperNode [2018-10-26 20:09:37,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:09:37,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:09:37,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:09:37,460 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:09:37,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:09:37,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:09:37,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:09:37,664 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:09:37,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... [2018-10-26 20:09:37,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:09:37,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:09:37,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:09:37,732 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:09:37,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:09:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/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 20:09:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 20:09:37,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:09:37,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:09:44,311 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:09:44,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:09:44 BoogieIcfgContainer [2018-10-26 20:09:44,312 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:09:44,313 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 20:09:44,313 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 20:09:44,327 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 20:09:44,328 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:09:44" (1/1) ... [2018-10-26 20:09:44,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:09:44,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:44,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-26 20:09:44,405 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-26 20:09:44,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 20:09:44,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:45,020 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 20:09:46,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:46,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 147 states and 222 transitions. [2018-10-26 20:09:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2018-10-26 20:09:46,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 20:09:46,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:46,345 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 20:09:47,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:47,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 218 states and 316 transitions. [2018-10-26 20:09:47,186 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 316 transitions. [2018-10-26 20:09:47,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-10-26 20:09:47,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:09:47,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 224 states and 327 transitions. [2018-10-26 20:09:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 327 transitions. [2018-10-26 20:09:47,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 20:09:47,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:48,255 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 20:09:49,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 294 states and 400 transitions. [2018-10-26 20:09:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 400 transitions. [2018-10-26 20:09:49,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-10-26 20:09:49,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:49,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:09:49,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:49,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 297 states and 404 transitions. [2018-10-26 20:09:49,625 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 404 transitions. [2018-10-26 20:09:49,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-10-26 20:09:49,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:09:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 309 states and 421 transitions. [2018-10-26 20:09:50,609 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 421 transitions. [2018-10-26 20:09:50,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 20:09:50,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:51,309 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:09:51,581 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 20:09:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 322 states and 439 transitions. [2018-10-26 20:09:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 439 transitions. [2018-10-26 20:09:52,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 20:09:52,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:52,058 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 20:09:52,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:52,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 323 states and 441 transitions. [2018-10-26 20:09:52,525 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 441 transitions. [2018-10-26 20:09:52,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 20:09:52,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:52,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:53,206 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 20:09:53,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:53,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 338 states and 461 transitions. [2018-10-26 20:09:53,943 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 461 transitions. [2018-10-26 20:09:53,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-10-26 20:09:53,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:53,974 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:09:54,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:54,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 339 states and 463 transitions. [2018-10-26 20:09:54,176 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 463 transitions. [2018-10-26 20:09:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 20:09:54,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:54,209 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:09:54,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 340 states and 465 transitions. [2018-10-26 20:09:54,514 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 465 transitions. [2018-10-26 20:09:54,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 20:09:54,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:54,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:55,159 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 20:09:56,274 WARN L179 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 29 [2018-10-26 20:09:56,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 351 states and 478 transitions. [2018-10-26 20:09:56,714 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 478 transitions. [2018-10-26 20:09:56,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 20:09:56,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:56,751 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 20:09:57,106 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 20:09:58,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:58,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 365 states and 495 transitions. [2018-10-26 20:09:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 495 transitions. [2018-10-26 20:09:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 20:09:58,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:58,269 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 20:09:58,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:58,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 383 states and 517 transitions. [2018-10-26 20:09:58,954 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 517 transitions. [2018-10-26 20:09:58,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 20:09:58,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:58,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:58,983 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:09:59,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:59,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 391 states and 527 transitions. [2018-10-26 20:09:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 527 transitions. [2018-10-26 20:09:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 20:09:59,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:59,233 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 20:09:59,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:59,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 392 states and 528 transitions. [2018-10-26 20:09:59,284 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 528 transitions. [2018-10-26 20:09:59,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 20:09:59,286 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:59,317 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 20:09:59,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:09:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 399 states and 535 transitions. [2018-10-26 20:09:59,488 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 535 transitions. [2018-10-26 20:09:59,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 20:09:59,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:09:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:09:59,630 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 20:10:00,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:00,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 414 states and 554 transitions. [2018-10-26 20:10:00,068 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 554 transitions. [2018-10-26 20:10:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 20:10:00,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:00,105 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 20:10:00,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:00,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 415 states and 556 transitions. [2018-10-26 20:10:00,188 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 556 transitions. [2018-10-26 20:10:00,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 20:10:00,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:00,315 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 20:10:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 423 states and 565 transitions. [2018-10-26 20:10:00,641 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 565 transitions. [2018-10-26 20:10:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 20:10:00,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:00,908 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 20:10:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:01,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 437 states and 584 transitions. [2018-10-26 20:10:01,451 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 584 transitions. [2018-10-26 20:10:01,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 20:10:01,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:01,500 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 20:10:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 438 states and 586 transitions. [2018-10-26 20:10:01,533 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 586 transitions. [2018-10-26 20:10:01,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 20:10:01,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:01,603 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:10:02,401 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 20:10:03,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:03,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 453 states and 603 transitions. [2018-10-26 20:10:03,052 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 603 transitions. [2018-10-26 20:10:03,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 20:10:03,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:10:03,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:03,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 455 states and 604 transitions. [2018-10-26 20:10:03,289 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 604 transitions. [2018-10-26 20:10:03,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 20:10:03,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:03,323 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 20:10:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 456 states and 606 transitions. [2018-10-26 20:10:03,424 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 606 transitions. [2018-10-26 20:10:03,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 20:10:03,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 20:10:04,379 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 20:10:05,534 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 20:10:06,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:06,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 457 states and 608 transitions. [2018-10-26 20:10:06,867 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 608 transitions. [2018-10-26 20:10:06,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 20:10:06,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:06,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:06,928 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 20:10:07,677 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 20:10:08,446 WARN L179 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 18 DAG size of output: 15 [2018-10-26 20:10:09,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:09,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 474 states and 627 transitions. [2018-10-26 20:10:09,145 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 627 transitions. [2018-10-26 20:10:09,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 20:10:09,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:09,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:09,191 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 20:10:09,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:09,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 485 states and 638 transitions. [2018-10-26 20:10:09,815 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 638 transitions. [2018-10-26 20:10:09,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 20:10:09,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:10:09,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:09,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 487 states and 640 transitions. [2018-10-26 20:10:09,907 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 640 transitions. [2018-10-26 20:10:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 20:10:09,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:10,089 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 20:10:10,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 558 states and 722 transitions. [2018-10-26 20:10:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 722 transitions. [2018-10-26 20:10:10,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 20:10:10,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:10,990 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:10:11,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 563 states and 727 transitions. [2018-10-26 20:10:11,100 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 727 transitions. [2018-10-26 20:10:11,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 20:10:11,101 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:11,152 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 20:10:11,705 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 20:10:12,095 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 20:10:13,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:13,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 564 states and 728 transitions. [2018-10-26 20:10:13,270 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 728 transitions. [2018-10-26 20:10:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 20:10:13,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:13,299 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 20:10:13,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:13,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 569 states and 733 transitions. [2018-10-26 20:10:13,601 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 733 transitions. [2018-10-26 20:10:13,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 20:10:13,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:13,639 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:10:13,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:13,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 574 states and 738 transitions. [2018-10-26 20:10:13,956 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 738 transitions. [2018-10-26 20:10:13,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 20:10:13,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:10:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:14,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 582 states and 746 transitions. [2018-10-26 20:10:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 746 transitions. [2018-10-26 20:10:14,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 20:10:14,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:14,491 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:10:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:14,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 583 states and 747 transitions. [2018-10-26 20:10:14,589 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 747 transitions. [2018-10-26 20:10:14,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 20:10:14,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:14,632 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 20:10:14,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:14,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 596 states and 760 transitions. [2018-10-26 20:10:14,896 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 760 transitions. [2018-10-26 20:10:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 20:10:14,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:14,931 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 20:10:15,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:15,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 601 states and 770 transitions. [2018-10-26 20:10:15,776 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 770 transitions. [2018-10-26 20:10:15,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 20:10:15,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:15,851 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 20:10:16,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 606 states and 774 transitions. [2018-10-26 20:10:16,220 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 774 transitions. [2018-10-26 20:10:16,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 20:10:16,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:16,256 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:10:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 607 states and 775 transitions. [2018-10-26 20:10:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 775 transitions. [2018-10-26 20:10:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 20:10:16,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:17,488 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:10:17,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 611 states and 782 transitions. [2018-10-26 20:10:17,943 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 782 transitions. [2018-10-26 20:10:17,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 20:10:17,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:17,978 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:10:18,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 615 states and 788 transitions. [2018-10-26 20:10:18,293 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 788 transitions. [2018-10-26 20:10:18,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 20:10:18,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:18,332 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 20:10:18,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:18,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 638 states and 815 transitions. [2018-10-26 20:10:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 815 transitions. [2018-10-26 20:10:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:10:18,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:18,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:10:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:19,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 641 states and 818 transitions. [2018-10-26 20:10:19,018 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 818 transitions. [2018-10-26 20:10:19,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:10:19,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 20:10:19,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:19,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 644 states and 821 transitions. [2018-10-26 20:10:19,276 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 821 transitions. [2018-10-26 20:10:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 20:10:19,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 20:10:21,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:21,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 654 states and 843 transitions. [2018-10-26 20:10:21,131 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 843 transitions. [2018-10-26 20:10:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 20:10:21,131 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:21,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:21,203 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 20:10:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 659 states and 856 transitions. [2018-10-26 20:10:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 856 transitions. [2018-10-26 20:10:21,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 20:10:21,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:21,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 20:10:22,442 WARN L179 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 14 [2018-10-26 20:10:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:23,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 677 states and 878 transitions. [2018-10-26 20:10:23,210 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 878 transitions. [2018-10-26 20:10:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-10-26 20:10:23,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:23,249 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 20:10:23,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:23,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 702 states and 903 transitions. [2018-10-26 20:10:23,469 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 903 transitions. [2018-10-26 20:10:23,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 20:10:23,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:23,541 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:10:24,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 707 states and 916 transitions. [2018-10-26 20:10:24,063 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 916 transitions. [2018-10-26 20:10:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 20:10:24,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 20:10:25,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:25,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 776 states and 996 transitions. [2018-10-26 20:10:25,728 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 996 transitions. [2018-10-26 20:10:25,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 20:10:25,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-10-26 20:10:26,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:26,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 841 states and 1063 transitions. [2018-10-26 20:10:26,762 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1063 transitions. [2018-10-26 20:10:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 20:10:26,763 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:26,804 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 20:10:27,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:27,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 847 states and 1073 transitions. [2018-10-26 20:10:27,518 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1073 transitions. [2018-10-26 20:10:27,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 20:10:27,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:27,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 20:10:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:28,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 854 states and 1087 transitions. [2018-10-26 20:10:28,042 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1087 transitions. [2018-10-26 20:10:28,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 20:10:28,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:28,158 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 20:10:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 868 states and 1102 transitions. [2018-10-26 20:10:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1102 transitions. [2018-10-26 20:10:28,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 20:10:28,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:28,880 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-26 20:10:29,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 882 states and 1117 transitions. [2018-10-26 20:10:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1117 transitions. [2018-10-26 20:10:29,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 20:10:29,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:29,505 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-10-26 20:10:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:29,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 899 states and 1138 transitions. [2018-10-26 20:10:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1138 transitions. [2018-10-26 20:10:29,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-10-26 20:10:29,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:29,936 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-10-26 20:10:30,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:30,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 900 states and 1143 transitions. [2018-10-26 20:10:30,225 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1143 transitions. [2018-10-26 20:10:30,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 20:10:30,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:30,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:31,748 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 20:10:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 923 states and 1169 transitions. [2018-10-26 20:10:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1169 transitions. [2018-10-26 20:10:33,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 20:10:33,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:33,310 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-10-26 20:10:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:33,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 926 states and 1172 transitions. [2018-10-26 20:10:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1172 transitions. [2018-10-26 20:10:33,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 20:10:33,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:10:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1024 states and 1293 transitions. [2018-10-26 20:10:38,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1293 transitions. [2018-10-26 20:10:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-10-26 20:10:38,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:38,681 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-10-26 20:10:39,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:39,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1038 states and 1316 transitions. [2018-10-26 20:10:39,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1316 transitions. [2018-10-26 20:10:39,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 20:10:39,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 20:10:41,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:41,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1074 states and 1362 transitions. [2018-10-26 20:10:41,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1362 transitions. [2018-10-26 20:10:41,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-26 20:10:41,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:43,898 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-26 20:10:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:48,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1111 states and 1404 transitions. [2018-10-26 20:10:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1404 transitions. [2018-10-26 20:10:48,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-26 20:10:48,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:48,953 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-10-26 20:10:49,616 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2018-10-26 20:10:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:50,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 1123 states and 1419 transitions. [2018-10-26 20:10:50,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1419 transitions. [2018-10-26 20:10:50,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-26 20:10:50,738 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:50,800 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-10-26 20:10:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1148 states and 1451 transitions. [2018-10-26 20:10:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1451 transitions. [2018-10-26 20:10:52,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-10-26 20:10:52,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:52,668 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 158 proven. 9 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-10-26 20:10:53,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1158 states and 1465 transitions. [2018-10-26 20:10:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1465 transitions. [2018-10-26 20:10:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 20:10:53,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 20:10:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:54,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1192 states and 1505 transitions. [2018-10-26 20:10:54,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1505 transitions. [2018-10-26 20:10:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 20:10:54,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 20:10:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1193 states and 1507 transitions. [2018-10-26 20:10:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1507 transitions. [2018-10-26 20:10:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 20:10:55,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 20:10:55,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:55,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1194 states and 1513 transitions. [2018-10-26 20:10:55,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1513 transitions. [2018-10-26 20:10:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 20:10:55,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:55,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 20:10:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1195 states and 1516 transitions. [2018-10-26 20:10:56,316 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1516 transitions. [2018-10-26 20:10:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 20:10:56,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:56,690 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 20:10:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1267 states and 1598 transitions. [2018-10-26 20:10:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1598 transitions. [2018-10-26 20:10:58,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-26 20:10:58,423 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:58,506 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-10-26 20:10:58,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:58,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1268 states and 1598 transitions. [2018-10-26 20:10:58,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1598 transitions. [2018-10-26 20:10:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-10-26 20:10:58,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:58,600 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-10-26 20:10:58,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:58,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1271 states and 1601 transitions. [2018-10-26 20:10:58,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1601 transitions. [2018-10-26 20:10:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 20:10:58,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-10-26 20:10:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1278 states and 1607 transitions. [2018-10-26 20:10:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1607 transitions. [2018-10-26 20:10:59,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-10-26 20:10:59,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:10:59,149 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-10-26 20:10:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:10:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1291 states and 1621 transitions. [2018-10-26 20:10:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1621 transitions. [2018-10-26 20:10:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-26 20:10:59,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:10:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:00,660 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 244 proven. 27 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2018-10-26 20:11:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1292 states and 1626 transitions. [2018-10-26 20:11:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1626 transitions. [2018-10-26 20:11:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-10-26 20:11:01,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:01,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 171 proven. 11 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-10-26 20:11:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:05,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1370 states and 1712 transitions. [2018-10-26 20:11:05,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1712 transitions. [2018-10-26 20:11:05,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-26 20:11:05,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:05,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2018-10-26 20:11:07,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:07,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1393 states and 1745 transitions. [2018-10-26 20:11:07,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1745 transitions. [2018-10-26 20:11:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-10-26 20:11:07,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-10-26 20:11:08,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:08,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1417 states and 1771 transitions. [2018-10-26 20:11:08,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1771 transitions. [2018-10-26 20:11:08,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-10-26 20:11:08,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-10-26 20:11:10,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:10,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1475 states and 1832 transitions. [2018-10-26 20:11:10,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1832 transitions. [2018-10-26 20:11:10,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-26 20:11:10,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 186 proven. 4 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-10-26 20:11:12,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:12,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1542 states and 1912 transitions. [2018-10-26 20:11:12,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1912 transitions. [2018-10-26 20:11:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-10-26 20:11:12,606 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-10-26 20:11:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:13,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1543 states and 1916 transitions. [2018-10-26 20:11:13,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1916 transitions. [2018-10-26 20:11:13,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-26 20:11:13,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:13,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:13,338 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:15,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1600 states and 1982 transitions. [2018-10-26 20:11:15,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1982 transitions. [2018-10-26 20:11:15,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-26 20:11:15,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:15,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 276 proven. 10 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-10-26 20:11:18,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1619 states and 2002 transitions. [2018-10-26 20:11:18,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 2002 transitions. [2018-10-26 20:11:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-26 20:11:18,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:18,578 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:18,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:18,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1622 states and 2005 transitions. [2018-10-26 20:11:18,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2005 transitions. [2018-10-26 20:11:18,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-26 20:11:18,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-10-26 20:11:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1633 states and 2017 transitions. [2018-10-26 20:11:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2017 transitions. [2018-10-26 20:11:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-26 20:11:19,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:19,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-10-26 20:11:20,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:20,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1659 states and 2042 transitions. [2018-10-26 20:11:20,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2042 transitions. [2018-10-26 20:11:20,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-10-26 20:11:20,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:20,733 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-10-26 20:11:20,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:20,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1669 states and 2051 transitions. [2018-10-26 20:11:20,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2051 transitions. [2018-10-26 20:11:20,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-10-26 20:11:20,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:21,166 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:24,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1751 states and 2159 transitions. [2018-10-26 20:11:24,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2159 transitions. [2018-10-26 20:11:24,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-10-26 20:11:24,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:24,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:24,172 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:24,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1752 states and 2163 transitions. [2018-10-26 20:11:24,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2163 transitions. [2018-10-26 20:11:24,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2018-10-26 20:11:24,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:24,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:25,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1753 states and 2173 transitions. [2018-10-26 20:11:25,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2173 transitions. [2018-10-26 20:11:25,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-26 20:11:25,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:25,284 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-10-26 20:11:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:28,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1831 states and 2270 transitions. [2018-10-26 20:11:28,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2270 transitions. [2018-10-26 20:11:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-10-26 20:11:28,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:28,323 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 171 proven. 4 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-10-26 20:11:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:28,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1832 states and 2270 transitions. [2018-10-26 20:11:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2270 transitions. [2018-10-26 20:11:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-26 20:11:28,991 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:29,079 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 20:11:29,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:29,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1839 states and 2278 transitions. [2018-10-26 20:11:29,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2278 transitions. [2018-10-26 20:11:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-26 20:11:29,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:30,026 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-10-26 20:11:31,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:31,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1851 states and 2297 transitions. [2018-10-26 20:11:31,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2297 transitions. [2018-10-26 20:11:31,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-10-26 20:11:31,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:31,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-10-26 20:11:31,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:31,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1859 states and 2304 transitions. [2018-10-26 20:11:31,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2304 transitions. [2018-10-26 20:11:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-10-26 20:11:31,930 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 293 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-10-26 20:11:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1895 states and 2349 transitions. [2018-10-26 20:11:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2349 transitions. [2018-10-26 20:11:36,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-10-26 20:11:36,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:37,680 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 193 proven. 13 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-10-26 20:11:38,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 1903 states and 2357 transitions. [2018-10-26 20:11:38,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2357 transitions. [2018-10-26 20:11:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-10-26 20:11:38,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:39,005 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-10-26 20:11:40,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1910 states and 2371 transitions. [2018-10-26 20:11:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2371 transitions. [2018-10-26 20:11:40,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-10-26 20:11:40,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:41,034 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-10-26 20:11:44,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:44,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1941 states and 2404 transitions. [2018-10-26 20:11:44,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2404 transitions. [2018-10-26 20:11:44,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-26 20:11:44,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 403 proven. 5 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2018-10-26 20:11:45,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:45,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1947 states and 2421 transitions. [2018-10-26 20:11:45,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2421 transitions. [2018-10-26 20:11:45,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-10-26 20:11:45,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:45,618 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2018-10-26 20:11:45,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:45,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 1967 states and 2441 transitions. [2018-10-26 20:11:45,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2441 transitions. [2018-10-26 20:11:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-26 20:11:45,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:46,168 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-26 20:11:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:47,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 1977 states and 2454 transitions. [2018-10-26 20:11:47,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2454 transitions. [2018-10-26 20:11:47,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-26 20:11:47,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:47,526 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-26 20:11:48,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1980 states and 2455 transitions. [2018-10-26 20:11:48,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2455 transitions. [2018-10-26 20:11:48,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-10-26 20:11:48,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2018-10-26 20:11:48,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:48,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 1981 states and 2455 transitions. [2018-10-26 20:11:48,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2455 transitions. [2018-10-26 20:11:48,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-26 20:11:48,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:48,965 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:49,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2022 states and 2496 transitions. [2018-10-26 20:11:49,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2496 transitions. [2018-10-26 20:11:49,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-26 20:11:49,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:49,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:50,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:50,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2065 states and 2540 transitions. [2018-10-26 20:11:50,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2540 transitions. [2018-10-26 20:11:50,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-26 20:11:50,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:51,025 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 20:11:51,218 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 20:11:51,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:51,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2067 states and 2541 transitions. [2018-10-26 20:11:51,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2541 transitions. [2018-10-26 20:11:51,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-10-26 20:11:51,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:51,854 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-10-26 20:11:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:56,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2119 states and 2599 transitions. [2018-10-26 20:11:56,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2599 transitions. [2018-10-26 20:11:56,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-26 20:11:56,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-10-26 20:11:58,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:58,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2189 states and 2670 transitions. [2018-10-26 20:11:58,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 2670 transitions. [2018-10-26 20:11:58,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-10-26 20:11:58,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:58,277 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-10-26 20:11:59,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:11:59,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2254 states and 2736 transitions. [2018-10-26 20:11:59,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 2736 transitions. [2018-10-26 20:11:59,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-26 20:11:59,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:11:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:11:59,582 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-10-26 20:12:00,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:12:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2295 states and 2776 transitions. [2018-10-26 20:12:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2776 transitions. [2018-10-26 20:12:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-10-26 20:12:00,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:12:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:12:00,302 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-10-26 20:12:01,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:12:01,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2302 states and 2781 transitions. [2018-10-26 20:12:01,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 2781 transitions. [2018-10-26 20:12:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-10-26 20:12:01,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:12:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:12:01,978 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 93 proven. 324 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-10-26 20:12:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:12:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2405 states and 2890 transitions. [2018-10-26 20:12:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2890 transitions. [2018-10-26 20:12:05,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-10-26 20:12:05,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:12:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:12:06,556 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 182 proven. 436 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-10-26 20:12:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:12:07,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2844 states to 2358 states and 2844 transitions. [2018-10-26 20:12:07,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2844 transitions. [2018-10-26 20:12:07,858 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:12:07,859 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 117 iterations. [2018-10-26 20:12:07,869 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 20:12:08,096 WARN L179 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 16 [2018-10-26 20:12:08,204 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2018-10-26 20:12:08,357 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 16 [2018-10-26 20:12:08,463 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 16 [2018-10-26 20:12:08,599 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 16 [2018-10-26 20:12:08,852 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2018-10-26 20:12:09,006 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2018-10-26 20:12:09,306 WARN L179 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 16 [2018-10-26 20:12:09,463 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-10-26 20:12:09,771 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 16 [2018-10-26 20:12:09,889 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2018-10-26 20:12:10,029 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 16 [2018-10-26 20:12:10,591 WARN L179 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 16 [2018-10-26 20:12:10,726 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 16 [2018-10-26 20:12:10,997 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2018-10-26 20:12:11,284 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 16 [2018-10-26 20:12:11,394 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2018-10-26 20:12:11,530 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2018-10-26 20:12:11,659 WARN L179 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2018-10-26 20:12:11,843 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2018-10-26 20:12:12,225 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 16 [2018-10-26 20:12:12,527 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 16 [2018-10-26 20:12:12,912 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2018-10-26 20:12:13,134 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 16 [2018-10-26 20:12:13,415 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2018-10-26 20:12:13,617 WARN L179 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2018-10-26 20:12:13,742 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 16 [2018-10-26 20:12:14,052 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 16 [2018-10-26 20:12:14,179 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 16 [2018-10-26 20:12:14,357 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 16 [2018-10-26 20:12:14,563 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2018-10-26 20:12:14,738 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2018-10-26 20:12:14,876 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 16 [2018-10-26 20:12:15,032 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 16 [2018-10-26 20:12:15,290 WARN L179 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2018-10-26 20:12:15,542 WARN L179 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 16 [2018-10-26 20:12:15,689 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 16 [2018-10-26 20:12:15,901 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2018-10-26 20:12:16,036 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 16 [2018-10-26 20:12:16,153 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 16 [2018-10-26 20:12:16,279 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 16 [2018-10-26 20:12:16,326 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:12:16,329 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-26 20:12:16,337 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-10-26 20:12:16,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:12:16 ImpRootNode [2018-10-26 20:12:16,338 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:12:16,338 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:12:16,338 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:12:16,338 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:12:16,339 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:09:44" (3/4) ... [2018-10-26 20:12:16,343 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:12:16,364 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-10-26 20:12:16,366 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-10-26 20:12:16,367 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-26 20:12:16,368 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 20:12:16,509 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0fab6364-ce65-408a-ace3-b14f4618b0f0/bin-2019/ukojak/witness.graphml [2018-10-26 20:12:16,509 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:12:16,510 INFO L168 Benchmark]: Toolchain (without parser) took 159713.55 ms. Allocated memory was 1.0 GB in the beginning and 2.8 GB in the end (delta: 1.7 GB). Free memory was 959.1 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 404.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:12:16,512 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:12:16,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.26 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 926.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:12:16,513 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 926.9 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:12:16,514 INFO L168 Benchmark]: Boogie Preprocessor took 67.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:12:16,514 INFO L168 Benchmark]: RCFGBuilder took 6581.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.8 MB in the end (delta: 220.6 MB). Peak memory consumption was 220.6 MB. Max. memory is 11.5 GB. [2018-10-26 20:12:16,514 INFO L168 Benchmark]: CodeCheck took 152024.40 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 889.1 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-10-26 20:12:16,515 INFO L168 Benchmark]: Witness Printer took 171.25 ms. Allocated memory is still 2.8 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. [2018-10-26 20:12:16,521 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, 143.4s OverallTime, 117 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 348340640 SDtfs, 519538172 SDslu, -1502737508 SDs, 0 SdLazy, -1200049992 SolverSat, 493332172 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 912.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134242 GetRequests, 132114 SyntacticMatches, 1144 SemanticMatches, 984 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644194 ImplicationChecksByTransitivity, 115.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 19.8s InterpolantComputationTime, 20292 NumberOfCodeBlocks, 20292 NumberOfCodeBlocksAsserted, 116 NumberOfCheckSat, 20176 ConstructedInterpolants, 0 QuantifiedInterpolants, 12489175 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 116 InterpolantComputations, 102 PerfectInterpolantSequences, 21911/22902 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: 497]: 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: ((!(a17 == 1) || !(a20 == 1)) || !(a16 == 6)) || !(a8 == 14) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a8 == 14) || !(a20 == 1)) || !(a17 == 1)) || !(a16 == 6) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 660.26 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 926.9 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 204.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 926.9 MB in the beginning and 1.1 GB in the end (delta: -190.8 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 67.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6581.09 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 891.8 MB in the end (delta: 220.6 MB). Peak memory consumption was 220.6 MB. Max. memory is 11.5 GB. * CodeCheck took 152024.40 ms. Allocated memory was 1.2 GB in the beginning and 2.8 GB in the end (delta: 1.6 GB). Free memory was 889.1 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 171.25 ms. Allocated memory is still 2.8 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 35.6 MB). Peak memory consumption was 35.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...