./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call.c.i.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call.c.i.p+lhb-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/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 17da727b994aaa75d870178ca09f053b93a70f18 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:39:21,060 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:39:21,061 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:39:21,069 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:39:21,069 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:39:21,070 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:39:21,071 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:39:21,072 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:39:21,073 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:39:21,074 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:39:21,074 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:39:21,075 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:39:21,075 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:39:21,076 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:39:21,077 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:39:21,077 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:39:21,078 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:39:21,079 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:39:21,081 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:39:21,082 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:39:21,083 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:39:21,083 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:39:21,085 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:39:21,085 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:39:21,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:39:21,086 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:39:21,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:39:21,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:39:21,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:39:21,089 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:39:21,089 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:39:21,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:39:21,090 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:39:21,090 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:39:21,090 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:39:21,091 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:39:21,091 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:39:21,101 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:39:21,102 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:39:21,102 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:39:21,102 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:39:21,103 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:39:21,103 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:39:21,103 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:39:21,103 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:39:21,103 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:39:21,104 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:39:21,105 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:39:21,105 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:39:21,105 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:39:21,105 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:39:21,105 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:39:21,105 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:39:21,105 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:39:21,106 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:39:21,106 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:39:21,106 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:39:21,106 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:39:21,106 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:39:21,106 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_17559d64-e61f-484d-a2dc-b31fb78d60d1/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 -> 17da727b994aaa75d870178ca09f053b93a70f18 [2018-11-23 06:39:21,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:39:21,141 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:39:21,144 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:39:21,145 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:39:21,146 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:39:21,146 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/../../sv-benchmarks/c/loop-lit/gj2007_true-unreach-call.c.i.p+lhb-reducer.c [2018-11-23 06:39:21,197 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/data/80f005180/67712168b7044a38901e9a83c4a8a82e/FLAGc5fe7b3a2 [2018-11-23 06:39:21,546 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:39:21,546 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/sv-benchmarks/c/loop-lit/gj2007_true-unreach-call.c.i.p+lhb-reducer.c [2018-11-23 06:39:21,552 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/data/80f005180/67712168b7044a38901e9a83c4a8a82e/FLAGc5fe7b3a2 [2018-11-23 06:39:21,960 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/data/80f005180/67712168b7044a38901e9a83c4a8a82e [2018-11-23 06:39:21,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:39:21,963 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:39:21,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:39:21,964 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:39:21,968 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:39:21,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:21" (1/1) ... [2018-11-23 06:39:21,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7f20df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:21, skipping insertion in model container [2018-11-23 06:39:21,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:21" (1/1) ... [2018-11-23 06:39:21,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:39:21,998 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:39:22,123 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:39:22,126 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:39:22,146 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:39:22,155 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:39:22,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22 WrapperNode [2018-11-23 06:39:22,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:39:22,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:39:22,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:39:22,156 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:39:22,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,180 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:39:22,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:39:22,181 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:39:22,181 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:39:22,187 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:39:22,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:39:22,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:39:22,197 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:39:22,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/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 [2018-11-23 06:39:22,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:39:22,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:39:22,547 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:39:22,547 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-11-23 06:39:22,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:22 BoogieIcfgContainer [2018-11-23 06:39:22,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:39:22,548 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:39:22,548 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:39:22,555 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:39:22,555 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:22" (1/1) ... [2018-11-23 06:39:22,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:39:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 16 states and 26 transitions. [2018-11-23 06:39:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 26 transitions. [2018-11-23 06:39:22,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:39:22,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:22,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-11-23 06:39:23,008 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-11-23 06:39:23,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 06:39:23,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2018-11-23 06:39:23,211 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2018-11-23 06:39:23,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:39:23,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2018-11-23 06:39:23,325 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-23 06:39:23,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 06:39:23,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2018-11-23 06:39:23,456 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2018-11-23 06:39:23,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 06:39:23,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,517 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2018-11-23 06:39:23,574 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-11-23 06:39:23,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-23 06:39:23,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2018-11-23 06:39:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-11-23 06:39:23,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 06:39:23,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2018-11-23 06:39:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-11-23 06:39:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 06:39:23,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,876 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:23,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:23,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2018-11-23 06:39:23,942 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-11-23 06:39:23,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 06:39:23,943 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:23,997 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:24,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2018-11-23 06:39:24,063 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-11-23 06:39:24,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 06:39:24,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2018-11-23 06:39:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-11-23 06:39:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-11-23 06:39:24,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2018-11-23 06:39:24,334 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-11-23 06:39:24,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 06:39:24,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:24,392 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:24,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:24,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2018-11-23 06:39:24,494 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-11-23 06:39:24,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 06:39:24,494 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:24,555 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:24,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2018-11-23 06:39:24,662 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2018-11-23 06:39:24,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 06:39:24,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:24,730 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2018-11-23 06:39:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-11-23 06:39:24,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 06:39:24,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:24,878 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:24,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2018-11-23 06:39:24,958 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2018-11-23 06:39:24,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 06:39:24,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:24,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:25,007 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:25,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:25,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2018-11-23 06:39:25,115 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-11-23 06:39:25,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 06:39:25,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:25,171 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:25,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:25,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2018-11-23 06:39:25,263 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2018-11-23 06:39:25,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 06:39:25,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:25,343 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:25,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:25,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2018-11-23 06:39:25,449 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-11-23 06:39:25,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 06:39:25,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:25,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:25,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2018-11-23 06:39:25,639 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2018-11-23 06:39:25,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 06:39:25,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:25,738 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:25,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:25,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2018-11-23 06:39:25,876 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2018-11-23 06:39:25,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-23 06:39:25,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:26,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:26,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2018-11-23 06:39:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2018-11-23 06:39:26,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 06:39:26,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2018-11-23 06:39:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2018-11-23 06:39:26,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-23 06:39:26,337 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:26,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:26,395 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:26,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:26,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2018-11-23 06:39:26,495 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2018-11-23 06:39:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 06:39:26,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:26,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:26,552 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:26,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2018-11-23 06:39:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-11-23 06:39:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 06:39:26,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2018-11-23 06:39:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2018-11-23 06:39:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 06:39:26,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:26,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:26,919 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:27,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:27,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2018-11-23 06:39:27,063 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-11-23 06:39:27,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-23 06:39:27,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:27,153 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2018-11-23 06:39:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-11-23 06:39:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 06:39:27,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:27,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:27,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:27,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2018-11-23 06:39:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2018-11-23 06:39:27,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 06:39:27,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:27,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2018-11-23 06:39:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2018-11-23 06:39:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 06:39:27,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:27,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:27,821 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2018-11-23 06:39:27,997 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-11-23 06:39:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-23 06:39:27,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:28,096 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2018-11-23 06:39:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2018-11-23 06:39:28,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 06:39:28,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:28,369 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:28,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:28,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2018-11-23 06:39:28,539 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2018-11-23 06:39:28,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-11-23 06:39:28,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:28,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:28,610 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2018-11-23 06:39:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-11-23 06:39:28,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 06:39:28,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:28,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:28,810 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:28,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:28,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2018-11-23 06:39:28,939 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-11-23 06:39:28,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-23 06:39:28,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:29,049 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:29,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2018-11-23 06:39:29,189 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-11-23 06:39:29,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 06:39:29,189 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:29,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:29,259 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2018-11-23 06:39:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-11-23 06:39:29,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 06:39:29,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:29,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:29,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2018-11-23 06:39:29,769 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2018-11-23 06:39:29,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-23 06:39:29,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:29,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:29,951 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:30,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 54 states and 55 transitions. [2018-11-23 06:39:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-11-23 06:39:30,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 06:39:30,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:30,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:30,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2018-11-23 06:39:30,381 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-11-23 06:39:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 06:39:30,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:30,508 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:30,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 56 states and 57 transitions. [2018-11-23 06:39:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2018-11-23 06:39:30,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 06:39:30,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:30,746 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2018-11-23 06:39:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2018-11-23 06:39:30,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 06:39:30,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:31,057 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:31,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:31,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2018-11-23 06:39:31,220 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-11-23 06:39:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 06:39:31,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:31,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:31,331 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:31,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:31,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 59 states and 60 transitions. [2018-11-23 06:39:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 60 transitions. [2018-11-23 06:39:31,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 06:39:31,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:33,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 60 transitions. [2018-11-23 06:39:33,781 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 60 transitions. [2018-11-23 06:39:33,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-23 06:39:33,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:35,254 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:35,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 61 transitions. [2018-11-23 06:39:35,405 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 61 transitions. [2018-11-23 06:39:35,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 06:39:35,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:35,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:36,838 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:36,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 62 transitions. [2018-11-23 06:39:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 62 transitions. [2018-11-23 06:39:36,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 06:39:36,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:38,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 63 transitions. [2018-11-23 06:39:38,595 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 63 transitions. [2018-11-23 06:39:38,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 06:39:38,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:38,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:40,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2018-11-23 06:39:40,205 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2018-11-23 06:39:40,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-23 06:39:40,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:41,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:41,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:41,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 65 transitions. [2018-11-23 06:39:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 65 transitions. [2018-11-23 06:39:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 06:39:41,947 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:41,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:43,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:43,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:43,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 66 transitions. [2018-11-23 06:39:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 66 transitions. [2018-11-23 06:39:43,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-23 06:39:43,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:45,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 67 transitions. [2018-11-23 06:39:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 67 transitions. [2018-11-23 06:39:45,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 06:39:45,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:47,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:47,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 68 transitions. [2018-11-23 06:39:47,462 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 68 transitions. [2018-11-23 06:39:47,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 06:39:47,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:49,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:49,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 69 transitions. [2018-11-23 06:39:49,359 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 69 transitions. [2018-11-23 06:39:49,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 06:39:49,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:51,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2018-11-23 06:39:51,629 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2018-11-23 06:39:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-23 06:39:51,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:53,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:53,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2018-11-23 06:39:53,739 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2018-11-23 06:39:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-11-23 06:39:53,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:55,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 72 transitions. [2018-11-23 06:39:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 72 transitions. [2018-11-23 06:39:55,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-23 06:39:55,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:55,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:39:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:39:58,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:39:58,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 73 transitions. [2018-11-23 06:39:58,083 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 73 transitions. [2018-11-23 06:39:58,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 06:39:58,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:39:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:00,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:00,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2018-11-23 06:40:00,391 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2018-11-23 06:40:00,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 06:40:00,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:02,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:02,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:02,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 75 transitions. [2018-11-23 06:40:02,773 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 75 transitions. [2018-11-23 06:40:02,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-23 06:40:02,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:05,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2018-11-23 06:40:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2018-11-23 06:40:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 06:40:05,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:05,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:07,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:07,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 77 transitions. [2018-11-23 06:40:07,684 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 77 transitions. [2018-11-23 06:40:07,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-23 06:40:07,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:07,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:10,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:10,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 78 transitions. [2018-11-23 06:40:10,249 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 78 transitions. [2018-11-23 06:40:10,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 06:40:10,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:12,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:12,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:12,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 79 transitions. [2018-11-23 06:40:12,876 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 79 transitions. [2018-11-23 06:40:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 06:40:12,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:15,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:15,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 80 transitions. [2018-11-23 06:40:15,554 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 80 transitions. [2018-11-23 06:40:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 06:40:15,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:15,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:18,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:18,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:18,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 81 transitions. [2018-11-23 06:40:18,348 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 81 transitions. [2018-11-23 06:40:18,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 06:40:18,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:20,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:21,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 82 transitions. [2018-11-23 06:40:21,180 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 82 transitions. [2018-11-23 06:40:21,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-23 06:40:21,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:23,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:24,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:24,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 83 transitions. [2018-11-23 06:40:24,093 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 83 transitions. [2018-11-23 06:40:24,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 06:40:24,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:24,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:26,933 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 84 transitions. [2018-11-23 06:40:27,126 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 84 transitions. [2018-11-23 06:40:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-23 06:40:27,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:27,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:30,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:30,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:30,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 85 transitions. [2018-11-23 06:40:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 85 transitions. [2018-11-23 06:40:30,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 06:40:30,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:33,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:33,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:33,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 86 transitions. [2018-11-23 06:40:33,428 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 86 transitions. [2018-11-23 06:40:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 06:40:33,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:36,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:36,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:36,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 87 transitions. [2018-11-23 06:40:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 87 transitions. [2018-11-23 06:40:36,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 06:40:36,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:36,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:39,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:40,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:40,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2018-11-23 06:40:40,006 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2018-11-23 06:40:40,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 06:40:40,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:43,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:43,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:43,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 89 transitions. [2018-11-23 06:40:43,510 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 89 transitions. [2018-11-23 06:40:43,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 06:40:43,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:46,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:47,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 90 transitions. [2018-11-23 06:40:47,056 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 90 transitions. [2018-11-23 06:40:47,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-23 06:40:47,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:50,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:50,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:50,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 91 transitions. [2018-11-23 06:40:50,642 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 91 transitions. [2018-11-23 06:40:50,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 06:40:50,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:54,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:54,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 92 transitions. [2018-11-23 06:40:54,345 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 92 transitions. [2018-11-23 06:40:54,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 06:40:54,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:40:57,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:40:58,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:40:58,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 93 transitions. [2018-11-23 06:40:58,126 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 93 transitions. [2018-11-23 06:40:58,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 06:40:58,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:40:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:01,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:01,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:01,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 94 transitions. [2018-11-23 06:41:01,978 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 94 transitions. [2018-11-23 06:41:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-23 06:41:01,979 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:05,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 95 transitions. [2018-11-23 06:41:05,968 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 95 transitions. [2018-11-23 06:41:05,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 06:41:05,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:09,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:10,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:10,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 96 transitions. [2018-11-23 06:41:10,060 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 96 transitions. [2018-11-23 06:41:10,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 06:41:10,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:14,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:14,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:14,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 97 transitions. [2018-11-23 06:41:14,260 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 97 transitions. [2018-11-23 06:41:14,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 06:41:14,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:18,269 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 98 transitions. [2018-11-23 06:41:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 98 transitions. [2018-11-23 06:41:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 06:41:18,514 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:22,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:22,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:22,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 99 transitions. [2018-11-23 06:41:22,915 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 99 transitions. [2018-11-23 06:41:22,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-23 06:41:22,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:22,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:27,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:27,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2018-11-23 06:41:27,450 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2018-11-23 06:41:27,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 06:41:27,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:27,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:32,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:32,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 101 transitions. [2018-11-23 06:41:32,043 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 101 transitions. [2018-11-23 06:41:32,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 06:41:32,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:32,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:36,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 102 transitions. [2018-11-23 06:41:36,791 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 102 transitions. [2018-11-23 06:41:36,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 06:41:36,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:41,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:41,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 103 transitions. [2018-11-23 06:41:41,486 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 103 transitions. [2018-11-23 06:41:41,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 06:41:41,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:46,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 104 transitions. [2018-11-23 06:41:46,479 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 104 transitions. [2018-11-23 06:41:46,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 06:41:46,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:46,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:51,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 105 transitions. [2018-11-23 06:41:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 105 transitions. [2018-11-23 06:41:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 06:41:51,472 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:51,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:41:56,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:41:56,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:41:56,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 106 transitions. [2018-11-23 06:41:56,596 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 106 transitions. [2018-11-23 06:41:56,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 06:41:56,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:41:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:42:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:42:01,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:42:01,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 107 states and 106 transitions. [2018-11-23 06:42:01,851 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 106 transitions. [2018-11-23 06:42:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 06:42:01,851 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:42:01,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:42:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:42:57,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:42:57,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 105 states and 104 transitions. [2018-11-23 06:42:57,942 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 104 transitions. [2018-11-23 06:42:57,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:42:57,942 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 93 iterations. [2018-11-23 06:42:57,951 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 06:42:58,658 WARN L180 SmtUtils]: Spent 684.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2018-11-23 06:42:58,671 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:42:58,673 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,677 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,678 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,678 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,678 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,679 INFO L579 CodeCheckObserver]: Invariant with dag size 472 [2018-11-23 06:42:58,695 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,695 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,696 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 06:42:58,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:42:58 ImpRootNode [2018-11-23 06:42:58,696 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:42:58,698 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:42:58,698 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:42:58,698 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:42:58,698 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:22" (3/4) ... [2018-11-23 06:42:58,703 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:42:58,712 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 06:42:58,713 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 06:42:58,765 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_17559d64-e61f-484d-a2dc-b31fb78d60d1/bin-2019/ukojak/witness.graphml [2018-11-23 06:42:58,765 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:42:58,765 INFO L168 Benchmark]: Toolchain (without parser) took 216802.84 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 554.7 MB). Free memory was 958.1 MB in the beginning and 725.9 MB in the end (delta: 232.2 MB). Peak memory consumption was 786.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:58,766 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-11-23 06:42:58,766 INFO L168 Benchmark]: CACSL2BoogieTranslator took 191.84 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 944.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:58,767 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.49 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:42:58,767 INFO L168 Benchmark]: Boogie Preprocessor took 15.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 941.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:58,767 INFO L168 Benchmark]: RCFGBuilder took 351.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:58,767 INFO L168 Benchmark]: CodeCheck took 216148.13 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 418.4 MB). Free memory was 1.1 GB in the beginning and 740.2 MB in the end (delta: 362.8 MB). Peak memory consumption was 781.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:58,767 INFO L168 Benchmark]: Witness Printer took 67.12 ms. Allocated memory is still 1.6 GB. Free memory was 740.2 MB in the beginning and 725.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:42:58,769 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, 28 locations, 1 error locations. SAFE Result, 215.3s OverallTime, 93 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 1156 SolverSat, 396 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46242 GetRequests, 37332 SyntacticMatches, 8000 SemanticMatches, 910 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1373500 ImplicationChecksByTransitivity, 208.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 154.3s InterpolantComputationTime, 5382 NumberOfCodeBlocks, 5382 NumberOfCodeBlocksAsserted, 92 NumberOfCheckSat, 5290 ConstructedInterpolants, 0 QuantifiedInterpolants, 2333894 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 92 InterpolantComputations, 1 PerfectInterpolantSequences, 0/129766 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: 91]: 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: 8]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: ((main__x <= 5 && 50 <= main__y) && 5 <= main__x) && main__y <= 50 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((main__x <= 4 && 50 <= main__y) && 4 <= main__x) && main__y <= 50 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: ((3 <= main__x && 50 <= main__y) && main__x <= 3) && main__y <= 50 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((main__x <= 2 && 50 <= main__y) && 2 <= main__x) && main__y <= 50 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: ((1 <= main__x && main__x <= 1) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((74 <= main__y && main__y <= 74) && main__x <= 74) && 73 < main__x) || (((49 <= main__x && 50 <= main__y) && main__x <= 49) && main__y <= 50)) || (((main__x <= 33 && 50 <= main__y) && 33 <= main__x) && main__y <= 50)) || (((68 <= main__y && main__x <= 68) && 68 <= main__x) && main__y <= 68)) || (((50 <= main__y && main__x <= 34) && main__y <= 50) && 34 <= main__x)) || (((9 <= main__x && 50 <= main__y) && main__x <= 9) && main__y <= 50)) || (((main__y <= 58 && main__x <= 58) && 58 <= main__y) && 57 < main__x)) || (((94 <= main__x && main__x <= 94) && 94 <= main__y) && main__y <= 94)) || (((main__x <= 76 && 76 <= main__y) && main__y <= 76) && 75 < main__x)) || (((54 <= main__y && main__y <= 54) && 54 <= main__x) && main__x <= 54)) || (((29 <= main__x && main__x <= 29) && 50 <= main__y) && main__y <= 50)) || (((main__y <= 85 && main__x <= 85) && 85 <= main__y) && 85 <= main__x)) || (((17 <= main__x && 50 <= main__y) && main__y <= 50) && main__x <= 17)) || (((11 <= main__x && 50 <= main__y) && main__x <= 11) && main__y <= 50)) || (((main__y <= 86 && 86 <= main__x) && main__x <= 86) && 86 <= main__y)) || (((main__x <= 23 && 50 <= main__y) && 23 <= main__x) && main__y <= 50)) || (((main__x <= 27 && 27 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((16 <= main__x && main__x <= 16) && 50 <= main__y) && main__y <= 50)) || (((53 <= main__y && main__y <= 53) && main__x <= 53) && 53 <= main__x)) || (((60 <= main__y && main__x <= 60) && 60 <= main__x) && main__y <= 60)) || (((63 < main__x && main__x <= 64) && 64 <= main__y) && main__y <= 64)) || (((main__x <= 45 && 50 <= main__y) && 45 <= main__x) && main__y <= 50)) || (((80 <= main__y && 80 <= main__x) && main__x <= 80) && main__y <= 80)) || (((main__y <= 75 && 75 <= main__y) && main__x <= 75) && 75 <= main__x)) || (((82 <= main__y && main__y <= 82) && 81 < main__x) && main__x <= 82)) || (((72 <= main__y && 72 <= main__x) && main__x <= 72) && main__y <= 72)) || (((main__x <= 20 && 20 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((main__y <= 84 && 84 <= main__y) && 84 <= main__x) && main__x <= 84)) || (((50 <= main__y && main__x <= 13) && main__y <= 50) && 13 <= main__x)) || (((59 <= main__y && main__y <= 59) && main__x <= 59) && 59 <= main__x)) || (((46 <= main__x && main__x <= 46) && 50 <= main__y) && main__y <= 50)) || (((main__y <= 66 && 66 <= main__y) && main__x <= 66) && 66 <= main__x)) || (((main__x <= 32 && 32 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((18 <= main__x && main__x <= 18) && 50 <= main__y) && main__y <= 50)) || (((56 <= main__y && main__x <= 56) && 56 <= main__x) && main__y <= 56)) || (((main__x <= 50 && 50 <= main__y) && 50 <= main__x) && main__y <= 50)) || (((main__x <= 21 && 21 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((main__x <= 63 && main__y <= 63) && 63 <= main__x) && 63 <= main__y)) || ((99 < main__x && main__y <= 100) && 100 <= main__y)) || (((main__y <= 71 && 70 < main__x) && main__x <= 71) && 71 <= main__y)) || (((main__x <= 91 && main__y <= 91) && 91 <= main__y) && 90 < main__x)) || (((main__y <= 69 && 69 <= main__x) && 69 <= main__y) && main__x <= 69)) || (((main__x <= 15 && 15 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((main__x <= 36 && 36 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((main__x <= 47 && 50 <= main__y) && 47 <= main__x) && main__y <= 50)) || (((88 <= main__x && main__x <= 88) && main__y <= 88) && 88 <= main__y)) || (((50 <= main__y && 22 <= main__x) && main__x <= 22) && main__y <= 50)) || (((main__x <= 28 && 50 <= main__y) && 28 <= main__x) && main__y <= 50)) || (((62 <= main__x && main__x <= 62) && 62 <= main__y) && main__y <= 62)) || (((52 <= main__y && main__y <= 52) && main__x <= 52) && 51 < main__x)) || (((main__y <= 93 && 93 <= main__y) && main__x <= 93) && 92 < main__x)) || (((main__y <= 83 && 83 <= main__y) && 82 < main__x) && main__x <= 83)) || (((50 <= main__y && main__x <= 42) && 42 <= main__x) && main__y <= 50)) || (((main__x <= 67 && 67 <= main__y) && 67 <= main__x) && main__y <= 67)) || (((81 <= main__y && 80 < main__x) && main__y <= 81) && main__x <= 81)) || (((92 <= main__y && main__y <= 92) && 92 <= main__x) && main__x <= 92)) || (((main__x <= 55 && 54 < main__x) && 55 <= main__y) && main__y <= 55)) || (((main__x <= 44 && 50 <= main__y) && 44 <= main__x) && main__y <= 50)) || (((main__x <= 10 && 50 <= main__y) && main__y <= 50) && 10 <= main__x)) || (((48 <= main__x && 50 <= main__y) && main__x <= 48) && main__y <= 50)) || (((main__x <= 30 && 30 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((main__x <= 35 && 35 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((40 <= main__x && main__x <= 40) && 50 <= main__y) && main__y <= 50)) || (((main__x <= 39 && 39 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((43 <= main__x && 50 <= main__y) && main__x <= 43) && main__y <= 50)) || (((77 <= main__y && 76 < main__x) && main__x <= 77) && main__y <= 77)) || (((main__x <= 26 && 26 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((57 <= main__y && 56 < main__x) && main__x <= 57) && main__y <= 57)) || (((main__x <= 95 && main__y <= 95) && 95 <= main__y) && 94 < main__x)) || (((89 <= main__y && main__y <= 89) && 88 < main__x) && main__x <= 89)) || (((41 <= main__x && main__x <= 41) && 50 <= main__y) && main__y <= 50)) || (((90 <= main__y && main__x <= 90) && 90 <= main__x) && main__y <= 90)) || (((78 <= main__x && main__x <= 78) && 78 <= main__y) && main__y <= 78)) || (((main__x <= 61 && 60 < main__x) && main__y <= 61) && 61 <= main__y)) || (((main__y <= 65 && 65 <= main__y) && 64 < main__x) && main__x <= 65)) || (((50 <= main__y && main__x <= 14) && 14 <= main__x) && main__y <= 50)) || (((99 <= main__x && 99 <= main__y) && main__x <= 99) && main__y <= 99)) || (((main__x <= 38 && 38 <= main__x) && 50 <= main__y) && main__y <= 50)) || (((main__x <= 70 && main__y <= 70) && 70 <= main__y) && 70 <= main__x)) || (((87 <= main__y && 86 < main__x) && main__x <= 87) && main__y <= 87)) || (((51 <= main__y && 50 < main__x) && main__x <= 51) && main__y <= 51)) || (((main__y <= 98 && 98 <= main__x) && 98 <= main__y) && main__x <= 98)) || (((24 <= main__x && 50 <= main__y) && main__x <= 24) && main__y <= 50)) || (((main__x <= 31 && 50 <= main__y) && main__y <= 50) && 31 <= main__x)) || (((main__y <= 97 && main__x <= 97) && 97 <= main__y) && 96 < main__x)) || (((main__x <= 19 && 50 <= main__y) && 19 <= main__x) && main__y <= 50)) || (((79 <= main__y && main__x <= 79) && 78 < main__x) && main__y <= 79)) || (((main__y <= 73 && main__x <= 73) && 73 <= main__y) && 72 < main__x)) || (((37 <= main__x && 50 <= main__y) && main__x <= 37) && main__y <= 50)) || (((main__x <= 96 && 96 <= main__y) && main__y <= 96) && 96 <= main__x)) || (((25 <= main__x && 50 <= main__y) && main__x <= 25) && main__y <= 50)) || (((main__x <= 12 && 50 <= main__y) && 12 <= main__x) && main__y <= 50) - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((main__x <= 8 && 8 <= main__x) && 50 <= main__y) && main__y <= 50 - InvariantResult [Line: 50]: Loop Invariant Derived loop invariant: ((main__x <= 7 && 50 <= main__y) && 7 <= main__x) && main__y <= 50 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: ((6 <= main__x && 50 <= main__y) && main__x <= 6) && main__y <= 50 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 191.84 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 944.6 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.49 ms. Allocated memory is still 1.0 GB. Free memory is still 944.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.6 MB in the beginning and 941.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 351.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 941.9 MB in the beginning and 1.1 GB in the end (delta: -161.1 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * CodeCheck took 216148.13 ms. Allocated memory was 1.2 GB in the beginning and 1.6 GB in the end (delta: 418.4 MB). Free memory was 1.1 GB in the beginning and 740.2 MB in the end (delta: 362.8 MB). Peak memory consumption was 781.2 MB. Max. memory is 11.5 GB. * Witness Printer took 67.12 ms. Allocated memory is still 1.6 GB. Free memory was 740.2 MB in the beginning and 725.9 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...