./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/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 16b9ec98922e529d9b7488fe4b8a5dfd7426fa85 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:09:01,180 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:09:01,181 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:09:01,187 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:09:01,188 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:09:01,188 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:09:01,189 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:09:01,190 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:09:01,192 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:09:01,192 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:09:01,193 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:09:01,193 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:09:01,194 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:09:01,195 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:09:01,196 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:09:01,196 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:09:01,197 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:09:01,198 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:09:01,200 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:09:01,201 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:09:01,201 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:09:01,203 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:09:01,204 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:09:01,204 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:09:01,204 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:09:01,205 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:09:01,205 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:09:01,206 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:09:01,206 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:09:01,207 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:09:01,207 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:09:01,207 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:09:01,207 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:09:01,208 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:09:01,208 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:09:01,208 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:09:01,209 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:09:01,216 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:09:01,216 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:09:01,217 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:09:01,217 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:09:01,218 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:09:01,218 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:09:01,218 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:09:01,218 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:09:01,218 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:09:01,218 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:09:01,218 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:09:01,219 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:09:01,219 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:09:01,219 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:09:01,219 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:09:01,219 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:09:01,219 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:09:01,219 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:09:01,219 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:09:01,220 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:09:01,220 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:09:01,220 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:09:01,220 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:09:01,220 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:09:01,220 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:09:01,220 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:09:01,221 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:09:01,221 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:09:01,221 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:09:01,221 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_fa1277c7-8252-4513-ac90-55e4a0cb3309/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 -> 16b9ec98922e529d9b7488fe4b8a5dfd7426fa85 [2018-11-18 14:09:01,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:09:01,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:09:01,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:09:01,263 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:09:01,263 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:09:01,263 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/../../sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-18 14:09:01,306 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/data/633f7ec54/fc42d515d6c0402e8076214aa995362a/FLAG831e6206b [2018-11-18 14:09:01,604 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:09:01,604 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/sv-benchmarks/c/locks/test_locks_12_true-unreach-call_true-valid-memsafety_false-termination.c [2018-11-18 14:09:01,609 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/data/633f7ec54/fc42d515d6c0402e8076214aa995362a/FLAG831e6206b [2018-11-18 14:09:01,619 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/data/633f7ec54/fc42d515d6c0402e8076214aa995362a [2018-11-18 14:09:01,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:09:01,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:09:01,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:09:01,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:09:01,625 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:09:01,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be9d35c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01, skipping insertion in model container [2018-11-18 14:09:01,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:09:01,648 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:09:01,758 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:09:01,762 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:09:01,777 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:09:01,785 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:09:01,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01 WrapperNode [2018-11-18 14:09:01,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:09:01,786 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:09:01,786 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:09:01,786 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:09:01,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,795 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,810 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:09:01,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:09:01,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:09:01,811 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:09:01,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,856 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,857 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... [2018-11-18 14:09:01,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:09:01,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:09:01,868 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:09:01,868 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:09:01,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:09:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/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 [2018-11-18 14:09:01,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:09:01,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:09:02,300 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:09:02,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:09:02 BoogieIcfgContainer [2018-11-18 14:09:02,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:09:02,301 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:09:02,301 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:09:02,311 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:09:02,311 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:09:02" (1/1) ... [2018-11-18 14:09:02,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:09:02,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:02,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 33 states and 59 transitions. [2018-11-18 14:09:02,356 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 59 transitions. [2018-11-18 14:09:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-11-18 14:09:02,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:02,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2018-11-18 14:09:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2018-11-18 14:09:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 14:09:02,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:02,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:02,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2018-11-18 14:09:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2018-11-18 14:09:02,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:09:02,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:02,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:02,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2018-11-18 14:09:02,952 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2018-11-18 14:09:02,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:09:02,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:02,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2018-11-18 14:09:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2018-11-18 14:09:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:09:03,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:03,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:03,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2018-11-18 14:09:03,111 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2018-11-18 14:09:03,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:09:03,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:03,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:03,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:03,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2018-11-18 14:09:03,484 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2018-11-18 14:09:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:09:03,484 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:03,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:03,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2018-11-18 14:09:03,593 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2018-11-18 14:09:03,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:09:03,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:03,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:03,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2018-11-18 14:09:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2018-11-18 14:09:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:09:03,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:03,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:03,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:03,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2018-11-18 14:09:03,769 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2018-11-18 14:09:03,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:09:03,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 44 states and 72 transitions. [2018-11-18 14:09:04,293 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 72 transitions. [2018-11-18 14:09:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:09:04,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:04,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:04,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:04,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2018-11-18 14:09:04,409 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2018-11-18 14:09:04,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:09:04,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:04,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2018-11-18 14:09:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2018-11-18 14:09:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:09:04,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:04,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:04,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:04,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:04,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 63 transitions. [2018-11-18 14:09:04,636 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 63 transitions. [2018-11-18 14:09:04,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:09:04,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:04,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-18 14:09:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-18 14:09:05,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:09:05,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:05,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:05,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2018-11-18 14:09:05,480 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2018-11-18 14:09:05,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:09:05,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:05,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:05,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2018-11-18 14:09:05,641 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2018-11-18 14:09:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 14:09:05,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:05,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:05,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2018-11-18 14:09:05,814 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2018-11-18 14:09:05,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 14:09:05,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:05,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2018-11-18 14:09:05,960 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2018-11-18 14:09:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 14:09:05,960 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:05,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2018-11-18 14:09:06,103 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2018-11-18 14:09:06,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 14:09:06,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:06,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:06,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:07,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 82 transitions. [2018-11-18 14:09:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 82 transitions. [2018-11-18 14:09:07,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 14:09:07,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:07,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:07,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2018-11-18 14:09:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2018-11-18 14:09:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 14:09:07,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:07,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2018-11-18 14:09:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2018-11-18 14:09:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:09:07,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:07,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:07,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2018-11-18 14:09:07,724 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2018-11-18 14:09:07,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:09:07,725 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:07,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:07,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2018-11-18 14:09:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2018-11-18 14:09:07,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:09:07,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:07,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:08,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2018-11-18 14:09:08,100 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2018-11-18 14:09:08,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:09:08,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:08,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2018-11-18 14:09:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2018-11-18 14:09:08,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:09:08,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:09,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:09,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 52 states and 87 transitions. [2018-11-18 14:09:09,866 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 87 transitions. [2018-11-18 14:09:09,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:09:09,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:09,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2018-11-18 14:09:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2018-11-18 14:09:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 14:09:10,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:10,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:10,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2018-11-18 14:09:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2018-11-18 14:09:10,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:10,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:10,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:10,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2018-11-18 14:09:10,542 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2018-11-18 14:09:10,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:10,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:10,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:10,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:10,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2018-11-18 14:09:10,789 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2018-11-18 14:09:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:10,790 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:10,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:10,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2018-11-18 14:09:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2018-11-18 14:09:10,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:10,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:10,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:11,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2018-11-18 14:09:11,182 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2018-11-18 14:09:11,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:11,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 92 transitions. [2018-11-18 14:09:13,249 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 92 transitions. [2018-11-18 14:09:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:13,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:13,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:13,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:13,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 55 states and 92 transitions. [2018-11-18 14:09:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 92 transitions. [2018-11-18 14:09:13,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:13,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 56 states and 92 transitions. [2018-11-18 14:09:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 92 transitions. [2018-11-18 14:09:13,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 14:09:13,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:13,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 42 states and 71 transitions. [2018-11-18 14:09:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 71 transitions. [2018-11-18 14:09:13,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:13,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:13,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:14,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:14,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2018-11-18 14:09:14,215 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2018-11-18 14:09:14,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:14,216 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:14,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:14,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:14,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2018-11-18 14:09:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2018-11-18 14:09:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:14,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:14,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:14,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:14,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2018-11-18 14:09:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2018-11-18 14:09:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:14,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:14,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:14,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2018-11-18 14:09:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2018-11-18 14:09:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:14,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:15,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:17,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:17,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 97 transitions. [2018-11-18 14:09:17,749 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2018-11-18 14:09:17,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:17,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:17,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:17,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:17,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 57 states and 97 transitions. [2018-11-18 14:09:17,989 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 97 transitions. [2018-11-18 14:09:17,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:17,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:17,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:18,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:18,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 58 states and 97 transitions. [2018-11-18 14:09:18,219 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 97 transitions. [2018-11-18 14:09:18,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:18,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:18,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:18,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 97 transitions. [2018-11-18 14:09:18,503 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 97 transitions. [2018-11-18 14:09:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 14:09:18,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:18,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:18,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:18,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2018-11-18 14:09:18,838 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2018-11-18 14:09:18,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:18,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:18,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:19,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2018-11-18 14:09:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2018-11-18 14:09:19,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:19,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:19,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:19,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2018-11-18 14:09:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2018-11-18 14:09:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:19,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:19,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2018-11-18 14:09:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2018-11-18 14:09:19,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:19,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:19,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:20,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:20,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2018-11-18 14:09:20,036 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2018-11-18 14:09:20,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:20,036 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:20,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:20,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2018-11-18 14:09:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2018-11-18 14:09:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:20,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:20,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:20,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:24,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:24,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 59 states and 102 transitions. [2018-11-18 14:09:24,122 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 102 transitions. [2018-11-18 14:09:24,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:24,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:24,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:24,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:24,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 60 states and 102 transitions. [2018-11-18 14:09:24,399 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 102 transitions. [2018-11-18 14:09:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:24,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:24,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:24,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 61 states and 102 transitions. [2018-11-18 14:09:24,710 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 102 transitions. [2018-11-18 14:09:24,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:24,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:25,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:25,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 62 states and 102 transitions. [2018-11-18 14:09:25,108 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 102 transitions. [2018-11-18 14:09:25,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 14:09:25,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:25,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:25,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:25,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2018-11-18 14:09:25,512 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2018-11-18 14:09:25,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:25,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:25,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:25,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:25,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2018-11-18 14:09:25,958 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2018-11-18 14:09:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:25,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:25,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:26,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:26,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2018-11-18 14:09:26,366 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2018-11-18 14:09:26,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:26,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:26,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:26,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:26,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:26,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2018-11-18 14:09:26,728 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2018-11-18 14:09:26,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:26,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:26,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:27,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:27,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2018-11-18 14:09:27,077 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2018-11-18 14:09:27,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:27,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:27,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 75 transitions. [2018-11-18 14:09:27,401 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 75 transitions. [2018-11-18 14:09:27,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:27,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:32,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:32,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2018-11-18 14:09:32,147 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2018-11-18 14:09:32,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:32,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:32,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 62 states and 107 transitions. [2018-11-18 14:09:32,478 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 107 transitions. [2018-11-18 14:09:32,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:32,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:32,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:32,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 63 states and 107 transitions. [2018-11-18 14:09:32,815 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 107 transitions. [2018-11-18 14:09:32,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:32,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:32,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:33,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 64 states and 107 transitions. [2018-11-18 14:09:33,169 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2018-11-18 14:09:33,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:33,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:33,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:33,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:33,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 65 states and 107 transitions. [2018-11-18 14:09:33,573 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2018-11-18 14:09:33,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-18 14:09:33,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:33,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:34,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:34,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 77 transitions. [2018-11-18 14:09:34,041 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 77 transitions. [2018-11-18 14:09:34,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:34,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:34,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2018-11-18 14:09:34,514 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2018-11-18 14:09:34,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:34,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:34,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:34,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2018-11-18 14:09:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2018-11-18 14:09:34,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:34,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:35,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2018-11-18 14:09:35,368 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2018-11-18 14:09:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:35,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:35,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:35,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:35,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:35,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2018-11-18 14:09:35,770 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2018-11-18 14:09:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:35,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:35,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:36,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:36,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2018-11-18 14:09:36,176 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2018-11-18 14:09:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:36,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:36,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:36,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2018-11-18 14:09:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2018-11-18 14:09:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:36,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:36,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2018-11-18 14:09:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2018-11-18 14:09:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:36,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:36,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:37,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 53 states and 77 transitions. [2018-11-18 14:09:37,335 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions. [2018-11-18 14:09:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:37,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:37,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:37,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:37,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 54 states and 77 transitions. [2018-11-18 14:09:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 77 transitions. [2018-11-18 14:09:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:37,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:37,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:37,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:38,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 55 states and 77 transitions. [2018-11-18 14:09:38,187 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 77 transitions. [2018-11-18 14:09:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 14:09:38,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:09:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:09:38,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:09:38,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:09:38,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 31 states and 43 transitions. [2018-11-18 14:09:38,712 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 43 transitions. [2018-11-18 14:09:38,712 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 14:09:38,712 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 79 iterations. [2018-11-18 14:09:38,717 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 14:09:39,009 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:09:39,011 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:09:39,011 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 14:09:39,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:09:39 ImpRootNode [2018-11-18 14:09:39,011 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:09:39,012 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:09:39,012 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:09:39,012 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:09:39,012 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:09:02" (3/4) ... [2018-11-18 14:09:39,015 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 14:09:39,021 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-18 14:09:39,021 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-18 14:09:39,021 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 14:09:39,069 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fa1277c7-8252-4513-ac90-55e4a0cb3309/bin-2019/ukojak/witness.graphml [2018-11-18 14:09:39,069 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:09:39,070 INFO L168 Benchmark]: Toolchain (without parser) took 37448.00 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 712.5 MB). Free memory was 960.9 MB in the beginning and 830.7 MB in the end (delta: 130.2 MB). Peak memory consumption was 842.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:39,071 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:09:39,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 944.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:39,071 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.39 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:09:39,071 INFO L168 Benchmark]: Boogie Preprocessor took 56.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:39,072 INFO L168 Benchmark]: RCFGBuilder took 432.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:39,072 INFO L168 Benchmark]: CodeCheck took 36710.74 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 579.9 MB). Free memory was 1.1 GB in the beginning and 830.7 MB in the end (delta: 255.5 MB). Peak memory consumption was 835.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:09:39,072 INFO L168 Benchmark]: Witness Printer took 57.62 ms. Allocated memory is still 1.7 GB. Free memory is still 830.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:09:39,074 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, 47 locations, 1 error locations. SAFE Result, 36.3s OverallTime, 79 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 0 SDtfs, -1616121860 SDslu, 0 SDs, 0 SdLazy, -1346641928 SolverSat, 529002492 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11790 GetRequests, 11214 SyntacticMatches, 0 SemanticMatches, 576 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160597 ImplicationChecksByTransitivity, 34.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1184 NumberOfCodeBlocks, 1184 NumberOfCodeBlocksAsserted, 78 NumberOfCheckSat, 1106 ConstructedInterpolants, 0 QuantifiedInterpolants, 83860 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 78 InterpolantComputations, 78 PerfectInterpolantSequences, 0/0 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: 189]: 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: 4]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 163.07 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 944.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.39 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 56.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -182.6 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 432.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.2 MB). Peak memory consumption was 41.2 MB. Max. memory is 11.5 GB. * CodeCheck took 36710.74 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 579.9 MB). Free memory was 1.1 GB in the beginning and 830.7 MB in the end (delta: 255.5 MB). Peak memory consumption was 835.3 MB. Max. memory is 11.5 GB. * Witness Printer took 57.62 ms. Allocated memory is still 1.7 GB. Free memory is still 830.7 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...