./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/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 9b698dcf3c9df7b9ad57a5812bd690b0917b122e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 21:52:27,531 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 21:52:27,532 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 21:52:27,541 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 21:52:27,541 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 21:52:27,542 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 21:52:27,543 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 21:52:27,544 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 21:52:27,546 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 21:52:27,547 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 21:52:27,547 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 21:52:27,548 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 21:52:27,548 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 21:52:27,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 21:52:27,550 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 21:52:27,551 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 21:52:27,551 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 21:52:27,553 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 21:52:27,555 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 21:52:27,556 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 21:52:27,557 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 21:52:27,558 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 21:52:27,559 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 21:52:27,559 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 21:52:27,560 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 21:52:27,560 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 21:52:27,564 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 21:52:27,565 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 21:52:27,565 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 21:52:27,566 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 21:52:27,566 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 21:52:27,567 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 21:52:27,567 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 21:52:27,567 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 21:52:27,568 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 21:52:27,568 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 21:52:27,568 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 21:52:27,582 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 21:52:27,583 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 21:52:27,584 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 21:52:27,584 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 21:52:27,585 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 21:52:27,586 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 21:52:27,586 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 21:52:27,587 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 21:52:27,587 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 21:52:27,587 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 21:52:27,587 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 21:52:27,587 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 21:52:27,587 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 21:52:27,587 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 21:52:27,588 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 21:52:27,588 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 21:52:27,588 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 21:52:27,588 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 21:52:27,588 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 21:52:27,588 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 21:52:27,588 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 21:52:27,588 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:52:27,589 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 21:52:27,589 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 21:52:27,589 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 21:52:27,589 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 21:52:27,589 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 21:52:27,589 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 21:52:27,589 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_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/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 -> 9b698dcf3c9df7b9ad57a5812bd690b0917b122e [2018-10-26 21:52:27,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 21:52:27,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 21:52:27,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 21:52:27,650 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 21:52:27,651 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 21:52:27,651 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-10-26 21:52:27,698 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/data/d9f40833e/4c7aefbc20884ce3aead4d00842be083/FLAG1e27cbf54 [2018-10-26 21:52:28,156 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 21:52:28,157 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/sv-benchmarks/c/eca-rers2012/Problem02_label29_true-unreach-call_false-termination.c [2018-10-26 21:52:28,176 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/data/d9f40833e/4c7aefbc20884ce3aead4d00842be083/FLAG1e27cbf54 [2018-10-26 21:52:28,194 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/data/d9f40833e/4c7aefbc20884ce3aead4d00842be083 [2018-10-26 21:52:28,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 21:52:28,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 21:52:28,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 21:52:28,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 21:52:28,204 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 21:52:28,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16cdcec4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28, skipping insertion in model container [2018-10-26 21:52:28,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 21:52:28,272 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 21:52:28,562 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:52:28,566 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 21:52:28,706 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 21:52:28,719 INFO L193 MainTranslator]: Completed translation [2018-10-26 21:52:28,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28 WrapperNode [2018-10-26 21:52:28,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 21:52:28,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 21:52:28,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 21:52:28,721 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 21:52:28,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 21:52:28,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 21:52:28,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 21:52:28,937 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 21:52:28,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:28,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:29,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... [2018-10-26 21:52:29,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 21:52:29,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 21:52:29,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 21:52:29,023 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 21:52:29,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 09:52:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 21:52:29,102 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 21:52:29,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 21:52:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 21:52:33,093 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 21:52:33,094 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:52:33 BoogieIcfgContainer [2018-10-26 21:52:33,094 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 21:52:33,094 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 21:52:33,095 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 21:52:33,102 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 21:52:33,103 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:52:33" (1/1) ... [2018-10-26 21:52:33,113 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 21:52:33,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:33,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-26 21:52:33,148 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-26 21:52:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 21:52:33,152 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:34,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:34,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 165 states and 243 transitions. [2018-10-26 21:52:34,386 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 243 transitions. [2018-10-26 21:52:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 21:52:34,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:52:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 166 states and 244 transitions. [2018-10-26 21:52:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 244 transitions. [2018-10-26 21:52:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 21:52:34,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:35,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 184 states and 271 transitions. [2018-10-26 21:52:35,167 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 271 transitions. [2018-10-26 21:52:35,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 21:52:35,173 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:35,298 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:35,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:35,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 206 states and 297 transitions. [2018-10-26 21:52:35,839 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 297 transitions. [2018-10-26 21:52:35,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 21:52:35,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:35,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:36,017 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:36,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 225 states and 325 transitions. [2018-10-26 21:52:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 325 transitions. [2018-10-26 21:52:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 21:52:36,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:36,916 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:37,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:37,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 230 states and 331 transitions. [2018-10-26 21:52:37,175 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 331 transitions. [2018-10-26 21:52:37,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 21:52:37,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:37,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:37,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 234 states and 335 transitions. [2018-10-26 21:52:37,356 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 335 transitions. [2018-10-26 21:52:37,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 21:52:37,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:52:37,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:37,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 235 states and 337 transitions. [2018-10-26 21:52:37,534 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 337 transitions. [2018-10-26 21:52:37,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 21:52:37,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:37,579 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:52:37,942 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 21:52:38,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:38,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 239 states and 342 transitions. [2018-10-26 21:52:38,319 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 342 transitions. [2018-10-26 21:52:38,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 21:52:38,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:38,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 21:52:38,741 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 21:52:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 253 states and 356 transitions. [2018-10-26 21:52:39,114 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 356 transitions. [2018-10-26 21:52:39,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 21:52:39,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:39,148 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:52:39,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:39,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2018-10-26 21:52:39,443 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2018-10-26 21:52:39,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 21:52:39,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:39,518 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:52:40,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 338 states and 459 transitions. [2018-10-26 21:52:40,136 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 459 transitions. [2018-10-26 21:52:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 21:52:40,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:40,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:41,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:41,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 369 states and 498 transitions. [2018-10-26 21:52:41,507 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 498 transitions. [2018-10-26 21:52:41,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 21:52:41,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:41,543 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:52:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 386 states and 518 transitions. [2018-10-26 21:52:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 518 transitions. [2018-10-26 21:52:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-10-26 21:52:42,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:52:42,417 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-10-26 21:52:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:43,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 388 states and 519 transitions. [2018-10-26 21:52:43,125 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 519 transitions. [2018-10-26 21:52:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 21:52:43,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:43,231 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:52:43,973 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 21:52:44,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:44,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 395 states and 530 transitions. [2018-10-26 21:52:44,352 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 530 transitions. [2018-10-26 21:52:44,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 21:52:44,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:44,919 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:45,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 426 states and 566 transitions. [2018-10-26 21:52:45,829 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 566 transitions. [2018-10-26 21:52:45,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 21:52:45,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:46,041 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:46,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 430 states and 570 transitions. [2018-10-26 21:52:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 570 transitions. [2018-10-26 21:52:46,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 21:52:46,157 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:46,239 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:52:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:46,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 435 states and 575 transitions. [2018-10-26 21:52:46,286 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 575 transitions. [2018-10-26 21:52:46,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 21:52:46,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:46,322 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:46,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:46,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 448 states and 589 transitions. [2018-10-26 21:52:46,462 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 589 transitions. [2018-10-26 21:52:46,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 21:52:46,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:46,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:46,496 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:46,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:46,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 467 states and 611 transitions. [2018-10-26 21:52:46,739 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 611 transitions. [2018-10-26 21:52:46,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 21:52:46,740 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:46,775 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 21:52:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:46,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 471 states and 614 transitions. [2018-10-26 21:52:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 614 transitions. [2018-10-26 21:52:46,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 21:52:46,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:46,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:46,919 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:52:47,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:47,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 476 states and 618 transitions. [2018-10-26 21:52:47,044 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 618 transitions. [2018-10-26 21:52:47,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 21:52:47,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:47,096 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:52:47,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 490 states and 633 transitions. [2018-10-26 21:52:47,379 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 633 transitions. [2018-10-26 21:52:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-10-26 21:52:47,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:47,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:47,416 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:52:47,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:47,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 502 states and 644 transitions. [2018-10-26 21:52:47,703 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 644 transitions. [2018-10-26 21:52:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 21:52:47,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:47,781 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:48,189 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-10-26 21:52:48,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:48,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 507 states and 650 transitions. [2018-10-26 21:52:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 650 transitions. [2018-10-26 21:52:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 21:52:48,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:49,508 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:52:50,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:50,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 549 states and 703 transitions. [2018-10-26 21:52:50,975 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 703 transitions. [2018-10-26 21:52:50,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 21:52:50,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:51,032 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:52:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:51,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 564 states and 717 transitions. [2018-10-26 21:52:51,230 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 717 transitions. [2018-10-26 21:52:51,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 21:52:51,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:51,284 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:52:51,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:51,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 576 states and 728 transitions. [2018-10-26 21:52:51,592 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 728 transitions. [2018-10-26 21:52:51,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 21:52:51,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:51,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:51,638 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:51,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:51,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 597 states and 749 transitions. [2018-10-26 21:52:51,747 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 749 transitions. [2018-10-26 21:52:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 21:52:51,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:52,153 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:52:53,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:53,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 624 states and 776 transitions. [2018-10-26 21:52:53,755 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 776 transitions. [2018-10-26 21:52:53,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 21:52:53,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:53,861 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:52:54,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:54,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 629 states and 783 transitions. [2018-10-26 21:52:54,372 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 783 transitions. [2018-10-26 21:52:54,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 21:52:54,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:52:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 630 states and 784 transitions. [2018-10-26 21:52:54,428 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 784 transitions. [2018-10-26 21:52:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 21:52:54,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:52:57,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:57,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 689 states and 849 transitions. [2018-10-26 21:52:57,099 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 849 transitions. [2018-10-26 21:52:57,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 21:52:57,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:57,381 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:52:57,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:57,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 708 states and 871 transitions. [2018-10-26 21:52:57,903 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 871 transitions. [2018-10-26 21:52:57,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:52:57,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:57,972 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:52:57,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:52:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 709 states and 873 transitions. [2018-10-26 21:52:57,999 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 873 transitions. [2018-10-26 21:52:58,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:52:58,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:52:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:52:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:02,327 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-10-26 21:53:02,569 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-10-26 21:53:02,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:02,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 778 states and 953 transitions. [2018-10-26 21:53:02,650 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 953 transitions. [2018-10-26 21:53:02,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 21:53:02,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 782 states and 957 transitions. [2018-10-26 21:53:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 957 transitions. [2018-10-26 21:53:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 21:53:03,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:03,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 785 states and 960 transitions. [2018-10-26 21:53:03,416 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 960 transitions. [2018-10-26 21:53:03,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 21:53:03,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:03,873 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:04,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:04,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 796 states and 971 transitions. [2018-10-26 21:53:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 971 transitions. [2018-10-26 21:53:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 21:53:04,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 829 states and 1008 transitions. [2018-10-26 21:53:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1008 transitions. [2018-10-26 21:53:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 21:53:06,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:06,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:06,669 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 833 states and 1011 transitions. [2018-10-26 21:53:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1011 transitions. [2018-10-26 21:53:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 21:53:07,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:08,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 849 states and 1027 transitions. [2018-10-26 21:53:08,096 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1027 transitions. [2018-10-26 21:53:08,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 21:53:08,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:08,163 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-26 21:53:08,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:08,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 851 states and 1028 transitions. [2018-10-26 21:53:08,404 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1028 transitions. [2018-10-26 21:53:08,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 21:53:08,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:08,635 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:08,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:08,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 855 states and 1034 transitions. [2018-10-26 21:53:08,963 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1034 transitions. [2018-10-26 21:53:08,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-10-26 21:53:08,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:09,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 867 states and 1045 transitions. [2018-10-26 21:53:09,385 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1045 transitions. [2018-10-26 21:53:09,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-26 21:53:09,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:09,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:09,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 871 states and 1052 transitions. [2018-10-26 21:53:09,745 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1052 transitions. [2018-10-26 21:53:09,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-10-26 21:53:09,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:09,987 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:11,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:11,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 898 states and 1081 transitions. [2018-10-26 21:53:11,012 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1081 transitions. [2018-10-26 21:53:11,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 21:53:11,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-10-26 21:53:11,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 906 states and 1091 transitions. [2018-10-26 21:53:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1091 transitions. [2018-10-26 21:53:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 21:53:11,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:12,306 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:12,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:12,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 918 states and 1108 transitions. [2018-10-26 21:53:12,904 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1108 transitions. [2018-10-26 21:53:12,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 21:53:12,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:12,946 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 922 states and 1113 transitions. [2018-10-26 21:53:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1113 transitions. [2018-10-26 21:53:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 21:53:13,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 159 proven. 11 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:15,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 942 states and 1138 transitions. [2018-10-26 21:53:15,588 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1138 transitions. [2018-10-26 21:53:15,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 21:53:15,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:15,626 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 21:53:15,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:15,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 944 states and 1139 transitions. [2018-10-26 21:53:15,904 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1139 transitions. [2018-10-26 21:53:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 21:53:15,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 21:53:16,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:16,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1024 states and 1230 transitions. [2018-10-26 21:53:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1230 transitions. [2018-10-26 21:53:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 21:53:16,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:16,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:17,112 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:53:17,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:17,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1096 states and 1308 transitions. [2018-10-26 21:53:17,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1308 transitions. [2018-10-26 21:53:17,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-26 21:53:17,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:17,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:17,978 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:19,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:19,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1126 states and 1340 transitions. [2018-10-26 21:53:19,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1340 transitions. [2018-10-26 21:53:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-10-26 21:53:19,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:19,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:19,101 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:21,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1151 states and 1365 transitions. [2018-10-26 21:53:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1365 transitions. [2018-10-26 21:53:21,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 21:53:21,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:21,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:21,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1176 states and 1389 transitions. [2018-10-26 21:53:21,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1389 transitions. [2018-10-26 21:53:21,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 21:53:21,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:21,682 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:23,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1208 states and 1421 transitions. [2018-10-26 21:53:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1421 transitions. [2018-10-26 21:53:23,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 21:53:23,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1210 states and 1422 transitions. [2018-10-26 21:53:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1422 transitions. [2018-10-26 21:53:23,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 21:53:23,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:23,542 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-10-26 21:53:23,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:23,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1216 states and 1427 transitions. [2018-10-26 21:53:23,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1427 transitions. [2018-10-26 21:53:23,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 21:53:23,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 21:53:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:25,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1293 states and 1513 transitions. [2018-10-26 21:53:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1513 transitions. [2018-10-26 21:53:25,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 21:53:25,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:25,330 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:25,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1297 states and 1517 transitions. [2018-10-26 21:53:25,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 1517 transitions. [2018-10-26 21:53:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 21:53:25,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:25,585 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:26,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:26,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1322 states and 1542 transitions. [2018-10-26 21:53:26,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1542 transitions. [2018-10-26 21:53:26,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 21:53:26,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:26,440 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 21:53:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1327 states and 1552 transitions. [2018-10-26 21:53:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1552 transitions. [2018-10-26 21:53:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 21:53:26,654 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 21:53:27,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1329 states and 1556 transitions. [2018-10-26 21:53:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1556 transitions. [2018-10-26 21:53:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 21:53:27,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:27,230 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 21:53:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1335 states and 1565 transitions. [2018-10-26 21:53:27,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1565 transitions. [2018-10-26 21:53:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 21:53:27,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:27,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 5 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-10-26 21:53:27,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:27,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1336 states and 1565 transitions. [2018-10-26 21:53:27,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1565 transitions. [2018-10-26 21:53:27,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 21:53:27,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:28,175 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:29,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:29,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1357 states and 1590 transitions. [2018-10-26 21:53:29,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1590 transitions. [2018-10-26 21:53:29,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 21:53:29,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:29,088 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:29,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1359 states and 1591 transitions. [2018-10-26 21:53:29,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1591 transitions. [2018-10-26 21:53:29,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 21:53:29,505 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 21:53:29,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:29,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1364 states and 1596 transitions. [2018-10-26 21:53:29,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1596 transitions. [2018-10-26 21:53:29,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 21:53:29,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:29,660 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 21:53:30,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:30,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1620 states to 1384 states and 1620 transitions. [2018-10-26 21:53:30,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1620 transitions. [2018-10-26 21:53:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 21:53:30,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:30,408 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 111 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 21:53:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:30,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1388 states and 1624 transitions. [2018-10-26 21:53:30,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 1624 transitions. [2018-10-26 21:53:30,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 21:53:30,713 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:53:31,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:31,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1435 states and 1678 transitions. [2018-10-26 21:53:31,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1435 states and 1678 transitions. [2018-10-26 21:53:31,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 21:53:31,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:31,752 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:53:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1441 states and 1683 transitions. [2018-10-26 21:53:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1683 transitions. [2018-10-26 21:53:32,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 21:53:32,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 156 proven. 5 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 21:53:32,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:32,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1446 states and 1688 transitions. [2018-10-26 21:53:32,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1688 transitions. [2018-10-26 21:53:32,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 21:53:32,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:32,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:32,630 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:53:33,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:33,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1480 states and 1728 transitions. [2018-10-26 21:53:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1728 transitions. [2018-10-26 21:53:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 21:53:33,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:33,793 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 127 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 21:53:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1491 states and 1738 transitions. [2018-10-26 21:53:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1738 transitions. [2018-10-26 21:53:34,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 21:53:34,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:34,533 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:34,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1495 states and 1744 transitions. [2018-10-26 21:53:34,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1744 transitions. [2018-10-26 21:53:34,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 21:53:34,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:34,766 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:34,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:34,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1507 states and 1756 transitions. [2018-10-26 21:53:34,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1756 transitions. [2018-10-26 21:53:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-10-26 21:53:34,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:34,877 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1514 states and 1762 transitions. [2018-10-26 21:53:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1762 transitions. [2018-10-26 21:53:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-26 21:53:35,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:35,408 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 186 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 21:53:35,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:35,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1518 states and 1767 transitions. [2018-10-26 21:53:35,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1767 transitions. [2018-10-26 21:53:35,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 21:53:35,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:35,900 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 1559 states and 1817 transitions. [2018-10-26 21:53:38,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1817 transitions. [2018-10-26 21:53:38,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 21:53:38,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:38,139 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1562 states and 1821 transitions. [2018-10-26 21:53:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1821 transitions. [2018-10-26 21:53:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 21:53:38,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:38,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:38,228 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:38,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1587 states and 1846 transitions. [2018-10-26 21:53:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1846 transitions. [2018-10-26 21:53:38,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 21:53:38,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:38,694 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:38,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:38,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1591 states and 1849 transitions. [2018-10-26 21:53:38,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 1849 transitions. [2018-10-26 21:53:38,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 21:53:38,895 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-10-26 21:53:39,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:39,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1598 states and 1855 transitions. [2018-10-26 21:53:39,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1855 transitions. [2018-10-26 21:53:39,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-10-26 21:53:39,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 21:53:39,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1603 states and 1858 transitions. [2018-10-26 21:53:39,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1858 transitions. [2018-10-26 21:53:39,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 21:53:39,539 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:39,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:40,956 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:44,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1682 states and 1953 transitions. [2018-10-26 21:53:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1953 transitions. [2018-10-26 21:53:44,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 21:53:44,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:44,979 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:45,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:45,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1686 states and 1957 transitions. [2018-10-26 21:53:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 1957 transitions. [2018-10-26 21:53:45,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 21:53:45,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:45,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 181 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 21:53:45,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:45,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1691 states and 1961 transitions. [2018-10-26 21:53:45,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1961 transitions. [2018-10-26 21:53:45,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-10-26 21:53:45,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:45,959 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 21:53:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1699 states and 1969 transitions. [2018-10-26 21:53:46,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 1969 transitions. [2018-10-26 21:53:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2018-10-26 21:53:46,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:46,128 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-10-26 21:53:47,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:47,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1779 states and 2052 transitions. [2018-10-26 21:53:47,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2052 transitions. [2018-10-26 21:53:47,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-26 21:53:47,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:47,263 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 6 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-10-26 21:53:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1786 states and 2061 transitions. [2018-10-26 21:53:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2061 transitions. [2018-10-26 21:53:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-10-26 21:53:47,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:47,687 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 6 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-10-26 21:53:47,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:47,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1787 states and 2061 transitions. [2018-10-26 21:53:47,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2061 transitions. [2018-10-26 21:53:47,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-26 21:53:47,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:48,053 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-10-26 21:53:48,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:48,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1788 states and 2062 transitions. [2018-10-26 21:53:48,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2062 transitions. [2018-10-26 21:53:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-10-26 21:53:48,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 21:53:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 21:53:48,175 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-10-26 21:53:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 21:53:48,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1705 states and 1976 transitions. [2018-10-26 21:53:48,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 1976 transitions. [2018-10-26 21:53:48,558 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 21:53:48,559 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 98 iterations. [2018-10-26 21:53:48,567 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 21:53:50,590 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 14 [2018-10-26 21:53:52,194 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 14 [2018-10-26 21:53:52,783 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 21:53:52,785 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-10-26 21:53:52,791 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-10-26 21:53:52,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 09:53:52 ImpRootNode [2018-10-26 21:53:52,792 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 21:53:52,792 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 21:53:52,792 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 21:53:52,792 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 21:53:52,793 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 09:52:33" (3/4) ... [2018-10-26 21:53:52,796 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 21:53:52,816 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-10-26 21:53:52,817 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-10-26 21:53:52,818 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-10-26 21:53:52,819 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 21:53:52,993 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_af5a673b-2a2a-46c7-9687-ccf83bf45ecf/bin-2019/ukojak/witness.graphml [2018-10-26 21:53:52,993 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 21:53:52,994 INFO L168 Benchmark]: Toolchain (without parser) took 84795.85 ms. Allocated memory was 1.0 GB in the beginning and 2.2 GB in the end (delta: 1.2 GB). Free memory was 957.0 MB in the beginning and 1.9 GB in the end (delta: -930.7 MB). Peak memory consumption was 288.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:53:52,994 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. [2018-10-26 21:53:52,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.10 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-26 21:53:52,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 924.8 MB in the beginning and 1.1 GB in the end (delta: -195.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-10-26 21:53:52,995 INFO L168 Benchmark]: Boogie Preprocessor took 86.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:53:52,995 INFO L168 Benchmark]: RCFGBuilder took 4071.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 882.6 MB in the end (delta: 232.4 MB). Peak memory consumption was 232.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:53:52,998 INFO L168 Benchmark]: CodeCheck took 79697.29 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 882.6 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-10-26 21:53:52,999 INFO L168 Benchmark]: Witness Printer took 200.84 ms. Allocated memory is still 2.2 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-10-26 21:53:53,001 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, 228 locations, 1 error locations. SAFE Result, 75.4s OverallTime, 98 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1205864544 SDtfs, 1849589632 SDslu, 1327514368 SDs, 0 SdLazy, -1647819224 SolverSat, -961849312 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 519.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 106646 GetRequests, 104739 SyntacticMatches, 1191 SemanticMatches, 716 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 378732 ImplicationChecksByTransitivity, 58.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 12.4s InterpolantComputationTime, 16400 NumberOfCodeBlocks, 16400 NumberOfCodeBlocksAsserted, 97 NumberOfCheckSat, 16303 ConstructedInterpolants, 0 QuantifiedInterpolants, 7391246 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 97 InterpolantComputations, 78 PerfectInterpolantSequences, 12433/12710 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: 478]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a19 == 1 || !(a25 == 1)) || a17 == 8) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 || a17 == 8) || !(a25 == 1)) || !(a28 == 7) * 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 520.10 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 215.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.4 MB). Free memory was 924.8 MB in the beginning and 1.1 GB in the end (delta: -195.7 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 86.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4071.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 882.6 MB in the end (delta: 232.4 MB). Peak memory consumption was 232.4 MB. Max. memory is 11.5 GB. * CodeCheck took 79697.29 ms. Allocated memory was 1.2 GB in the beginning and 2.2 GB in the end (delta: 1.1 GB). Free memory was 882.6 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 200.84 ms. Allocated memory is still 2.2 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...