./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label19.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label19.c -s /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/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 e94bad701dc31ef8837df5dc0d8bbaaa41b948fd ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:29:13,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:29:13,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:29:13,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:29:13,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:29:13,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:29:13,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:29:13,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:29:13,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:29:13,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:29:13,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:29:13,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:29:13,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:29:13,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:29:13,574 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:29:13,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:29:13,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:29:13,577 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:29:13,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:29:13,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:29:13,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:29:13,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:29:13,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:29:13,586 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:29:13,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:29:13,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:29:13,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:29:13,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:29:13,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:29:13,591 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:29:13,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:29:13,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:29:13,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:29:13,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:29:13,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:29:13,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:29:13,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:29:13,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:29:13,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:29:13,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:29:13,598 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:29:13,598 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:29:13,612 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:29:13,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:29:13,613 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:29:13,613 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:29:13,614 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:29:13,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:29:13,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:29:13,615 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:29:13,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:29:13,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:29:13,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:29:13,615 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:29:13,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:29:13,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:29:13,616 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:29:13,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:29:13,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:29:13,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:29:13,617 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:29:13,617 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:29:13,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:29:13,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:29:13,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:29:13,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:29:13,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:29:13,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:29:13,619 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:29:13,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:29:13,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:29:13,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/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 -> e94bad701dc31ef8837df5dc0d8bbaaa41b948fd [2019-11-20 05:29:13,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:29:13,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:29:13,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:29:13,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:29:13,807 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:29:13,808 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-11-20 05:29:13,874 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/data/ea8c8a28b/beb0a806c6454b3e96ef80b5de920402/FLAG9b9016ac9 [2019-11-20 05:29:14,453 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:29:14,454 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/sv-benchmarks/c/eca-rers2012/Problem02_label19.c [2019-11-20 05:29:14,467 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/data/ea8c8a28b/beb0a806c6454b3e96ef80b5de920402/FLAG9b9016ac9 [2019-11-20 05:29:14,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/data/ea8c8a28b/beb0a806c6454b3e96ef80b5de920402 [2019-11-20 05:29:14,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:29:14,792 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:29:14,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:29:14,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:29:14,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:29:14,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:14" (1/1) ... [2019-11-20 05:29:14,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15dfff6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:14, skipping insertion in model container [2019-11-20 05:29:14,802 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:14" (1/1) ... [2019-11-20 05:29:14,811 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:29:14,866 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:29:15,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:29:15,421 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:29:15,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:29:15,600 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:29:15,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15 WrapperNode [2019-11-20 05:29:15,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:29:15,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:29:15,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:29:15,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:29:15,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:29:15,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:29:15,699 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:29:15,699 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:29:15,712 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... [2019-11-20 05:29:15,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:29:15,802 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:29:15,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:29:15,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:29:15,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/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 [2019-11-20 05:29:15,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:29:15,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:29:18,249 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:29:18,250 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 05:29:18,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:18 BoogieIcfgContainer [2019-11-20 05:29:18,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:29:18,252 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:29:18,252 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:29:18,264 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:29:18,264 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:18" (1/1) ... [2019-11-20 05:29:18,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:29:18,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:18,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 05:29:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 05:29:18,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 05:29:18,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:18,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:19,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:19,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 276 transitions. [2019-11-20 05:29:19,692 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2019-11-20 05:29:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 05:29:19,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:19,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:20,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:20,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2019-11-20 05:29:20,798 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2019-11-20 05:29:20,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 05:29:20,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:20,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:21,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:23,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 324 states and 452 transitions. [2019-11-20 05:29:23,146 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 452 transitions. [2019-11-20 05:29:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 05:29:23,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:25,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 402 states and 541 transitions. [2019-11-20 05:29:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 541 transitions. [2019-11-20 05:29:25,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 05:29:25,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:25,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:25,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:25,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 413 states and 554 transitions. [2019-11-20 05:29:25,971 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 554 transitions. [2019-11-20 05:29:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 05:29:25,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:26,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:26,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 423 states and 565 transitions. [2019-11-20 05:29:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 565 transitions. [2019-11-20 05:29:26,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 05:29:26,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:26,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:26,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 427 states and 570 transitions. [2019-11-20 05:29:26,628 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 570 transitions. [2019-11-20 05:29:26,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 05:29:26,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:26,669 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:29:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:27,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 441 states and 589 transitions. [2019-11-20 05:29:27,467 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 589 transitions. [2019-11-20 05:29:27,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 05:29:27,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,548 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:29:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 445 states and 595 transitions. [2019-11-20 05:29:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 595 transitions. [2019-11-20 05:29:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 05:29:27,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:27,975 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:29:28,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:28,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 446 states and 596 transitions. [2019-11-20 05:29:28,008 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 596 transitions. [2019-11-20 05:29:28,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 05:29:28,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:28,077 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:28,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:28,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 459 states and 609 transitions. [2019-11-20 05:29:28,189 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 609 transitions. [2019-11-20 05:29:28,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 05:29:28,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:29,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 464 states and 624 transitions. [2019-11-20 05:29:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 624 transitions. [2019-11-20 05:29:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-11-20 05:29:29,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:29,669 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:29,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:29,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 477 states and 637 transitions. [2019-11-20 05:29:29,780 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 637 transitions. [2019-11-20 05:29:29,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 05:29:29,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:29,896 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:29:30,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:30,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 495 states and 662 transitions. [2019-11-20 05:29:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 662 transitions. [2019-11-20 05:29:30,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 05:29:30,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:31,053 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:32,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:32,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 523 states and 695 transitions. [2019-11-20 05:29:32,118 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 695 transitions. [2019-11-20 05:29:32,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:29:32,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:32,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:32,243 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:29:33,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 550 states and 726 transitions. [2019-11-20 05:29:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 726 transitions. [2019-11-20 05:29:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:29:33,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,175 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 05:29:33,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:33,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 568 states and 747 transitions. [2019-11-20 05:29:33,698 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 747 transitions. [2019-11-20 05:29:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:29:33,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:33,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-11-20 05:29:34,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:34,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 582 states and 762 transitions. [2019-11-20 05:29:34,429 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 762 transitions. [2019-11-20 05:29:34,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:29:34,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,557 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:29:34,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:34,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 583 states and 762 transitions. [2019-11-20 05:29:34,854 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 762 transitions. [2019-11-20 05:29:34,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:29:34,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:34,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:34,983 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:29:35,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:35,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 597 states and 776 transitions. [2019-11-20 05:29:35,084 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 776 transitions. [2019-11-20 05:29:35,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:29:35,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:29:35,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:35,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 610 states and 789 transitions. [2019-11-20 05:29:35,242 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 789 transitions. [2019-11-20 05:29:35,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:29:35,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:35,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 646 states and 835 transitions. [2019-11-20 05:29:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 835 transitions. [2019-11-20 05:29:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 05:29:37,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:37,197 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:37,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:37,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 651 states and 841 transitions. [2019-11-20 05:29:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 841 transitions. [2019-11-20 05:29:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 05:29:37,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:37,990 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:40,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:40,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 687 states and 881 transitions. [2019-11-20 05:29:40,561 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 881 transitions. [2019-11-20 05:29:40,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 05:29:40,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:40,895 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:29:42,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:42,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 693 states and 896 transitions. [2019-11-20 05:29:42,025 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 896 transitions. [2019-11-20 05:29:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 05:29:42,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,120 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:42,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 713 states and 918 transitions. [2019-11-20 05:29:42,482 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 918 transitions. [2019-11-20 05:29:42,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 05:29:42,483 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,526 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:42,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:42,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 714 states and 919 transitions. [2019-11-20 05:29:42,552 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 919 transitions. [2019-11-20 05:29:42,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 05:29:42,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:42,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:42,658 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:43,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:43,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 727 states and 935 transitions. [2019-11-20 05:29:43,461 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 935 transitions. [2019-11-20 05:29:43,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 05:29:43,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:29:44,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:44,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 737 states and 946 transitions. [2019-11-20 05:29:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 946 transitions. [2019-11-20 05:29:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 05:29:44,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:44,216 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 783 states and 999 transitions. [2019-11-20 05:29:46,408 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 999 transitions. [2019-11-20 05:29:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 05:29:46,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:46,577 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:46,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:46,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 784 states and 999 transitions. [2019-11-20 05:29:46,957 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 999 transitions. [2019-11-20 05:29:46,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 05:29:46,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:47,113 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:47,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:47,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 787 states and 1004 transitions. [2019-11-20 05:29:47,332 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1004 transitions. [2019-11-20 05:29:47,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 05:29:47,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:47,518 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:48,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:48,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 802 states and 1022 transitions. [2019-11-20 05:29:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1022 transitions. [2019-11-20 05:29:48,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 05:29:48,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:29:48,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:48,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 823 states and 1044 transitions. [2019-11-20 05:29:48,909 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1044 transitions. [2019-11-20 05:29:48,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 05:29:48,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:48,958 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:29:49,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:49,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 824 states and 1046 transitions. [2019-11-20 05:29:49,377 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1046 transitions. [2019-11-20 05:29:49,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 05:29:49,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,418 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:29:49,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 827 states and 1050 transitions. [2019-11-20 05:29:49,769 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1050 transitions. [2019-11-20 05:29:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 05:29:49,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:49,813 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:29:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 828 states and 1050 transitions. [2019-11-20 05:29:50,208 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1050 transitions. [2019-11-20 05:29:50,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 05:29:50,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:50,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:50,305 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:51,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 839 states and 1064 transitions. [2019-11-20 05:29:51,009 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1064 transitions. [2019-11-20 05:29:51,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 05:29:51,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:53,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:53,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 887 states and 1119 transitions. [2019-11-20 05:29:53,254 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1119 transitions. [2019-11-20 05:29:53,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 05:29:53,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:53,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:53,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 888 states and 1119 transitions. [2019-11-20 05:29:53,744 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1119 transitions. [2019-11-20 05:29:53,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 05:29:53,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:55,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 903 states and 1137 transitions. [2019-11-20 05:29:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1137 transitions. [2019-11-20 05:29:55,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 05:29:55,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:55,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:56,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 951 states and 1189 transitions. [2019-11-20 05:29:56,557 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1189 transitions. [2019-11-20 05:29:56,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 05:29:56,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:29:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 952 states and 1191 transitions. [2019-11-20 05:29:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1191 transitions. [2019-11-20 05:29:57,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 05:29:57,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:57,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:57,158 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:29:58,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:58,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 956 states and 1195 transitions. [2019-11-20 05:29:58,125 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1195 transitions. [2019-11-20 05:29:58,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 05:29:58,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:58,217 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:58,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:58,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 959 states and 1198 transitions. [2019-11-20 05:29:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1198 transitions. [2019-11-20 05:29:58,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 05:29:58,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:58,531 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:29:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:29:59,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 993 states and 1236 transitions. [2019-11-20 05:29:59,920 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1236 transitions. [2019-11-20 05:29:59,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 05:29:59,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:29:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:29:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:00,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:00,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 994 states and 1237 transitions. [2019-11-20 05:30:00,333 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1237 transitions. [2019-11-20 05:30:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 05:30:00,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:01,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1014 states and 1259 transitions. [2019-11-20 05:30:01,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1259 transitions. [2019-11-20 05:30:01,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 05:30:01,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:01,530 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:30:02,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:02,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1019 states and 1269 transitions. [2019-11-20 05:30:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1269 transitions. [2019-11-20 05:30:02,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 05:30:02,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:30:03,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:03,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1037 states and 1291 transitions. [2019-11-20 05:30:03,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1291 transitions. [2019-11-20 05:30:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:30:03,185 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:03,230 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:03,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1057 states and 1313 transitions. [2019-11-20 05:30:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 1313 transitions. [2019-11-20 05:30:03,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:30:03,821 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1067 states and 1327 transitions. [2019-11-20 05:30:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1327 transitions. [2019-11-20 05:30:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:30:04,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:04,954 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:05,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:05,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1076 states and 1335 transitions. [2019-11-20 05:30:05,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1335 transitions. [2019-11-20 05:30:05,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 05:30:05,692 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:05,732 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:05,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1077 states and 1337 transitions. [2019-11-20 05:30:05,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1337 transitions. [2019-11-20 05:30:05,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 05:30:05,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:05,851 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:07,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:07,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 1117 states and 1387 transitions. [2019-11-20 05:30:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1387 transitions. [2019-11-20 05:30:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 05:30:07,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1166 states and 1443 transitions. [2019-11-20 05:30:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1443 transitions. [2019-11-20 05:30:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 05:30:09,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:10,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:10,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1193 states and 1472 transitions. [2019-11-20 05:30:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1472 transitions. [2019-11-20 05:30:10,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 05:30:10,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:10,944 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:11,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:11,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1220 states and 1499 transitions. [2019-11-20 05:30:11,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1499 transitions. [2019-11-20 05:30:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 05:30:11,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:11,810 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:12,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:12,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1230 states and 1508 transitions. [2019-11-20 05:30:12,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1508 transitions. [2019-11-20 05:30:12,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 05:30:12,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:12,729 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:13,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1241 states and 1518 transitions. [2019-11-20 05:30:13,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1518 transitions. [2019-11-20 05:30:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 05:30:13,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:30:13,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:13,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1246 states and 1523 transitions. [2019-11-20 05:30:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1523 transitions. [2019-11-20 05:30:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 05:30:13,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:13,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:13,551 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:30:13,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1250 states and 1526 transitions. [2019-11-20 05:30:13,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1526 transitions. [2019-11-20 05:30:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 05:30:13,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:30:14,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:14,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1254 states and 1529 transitions. [2019-11-20 05:30:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1529 transitions. [2019-11-20 05:30:14,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:30:14,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:14,462 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:15,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:15,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1285 states and 1561 transitions. [2019-11-20 05:30:15,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1561 transitions. [2019-11-20 05:30:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:30:15,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:15,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1286 states and 1561 transitions. [2019-11-20 05:30:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1561 transitions. [2019-11-20 05:30:15,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:30:15,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:15,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1295 states and 1569 transitions. [2019-11-20 05:30:15,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1569 transitions. [2019-11-20 05:30:15,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:30:15,650 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:15,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:15,699 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:16,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1298 states and 1572 transitions. [2019-11-20 05:30:16,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1572 transitions. [2019-11-20 05:30:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:30:16,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 05:30:16,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:16,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1303 states and 1587 transitions. [2019-11-20 05:30:16,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1587 transitions. [2019-11-20 05:30:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 05:30:16,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:16,483 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:17,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1317 states and 1601 transitions. [2019-11-20 05:30:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1601 transitions. [2019-11-20 05:30:17,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 05:30:17,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:17,178 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:17,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1321 states and 1605 transitions. [2019-11-20 05:30:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1605 transitions. [2019-11-20 05:30:17,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-20 05:30:17,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:18,552 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:30:21,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:21,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1392 states and 1675 transitions. [2019-11-20 05:30:21,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1675 transitions. [2019-11-20 05:30:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 05:30:21,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:22,379 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:30:24,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:24,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1419 states and 1704 transitions. [2019-11-20 05:30:24,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1704 transitions. [2019-11-20 05:30:24,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 05:30:24,530 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:24,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:30:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:24,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1420 states and 1705 transitions. [2019-11-20 05:30:24,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1705 transitions. [2019-11-20 05:30:24,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 05:30:24,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:24,851 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:30:25,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1423 states and 1708 transitions. [2019-11-20 05:30:25,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1708 transitions. [2019-11-20 05:30:25,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 05:30:25,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:25,193 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:26,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1441 states and 1729 transitions. [2019-11-20 05:30:26,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1729 transitions. [2019-11-20 05:30:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 05:30:26,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:26,492 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:30:26,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:26,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1445 states and 1732 transitions. [2019-11-20 05:30:26,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 1732 transitions. [2019-11-20 05:30:26,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 05:30:26,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:26,808 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:30:27,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:27,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1446 states and 1733 transitions. [2019-11-20 05:30:27,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1733 transitions. [2019-11-20 05:30:27,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 05:30:27,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:27,200 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:30:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:27,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1449 states and 1736 transitions. [2019-11-20 05:30:27,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1736 transitions. [2019-11-20 05:30:27,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-20 05:30:27,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:28,550 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 164 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:30:30,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:30,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1475 states and 1766 transitions. [2019-11-20 05:30:30,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1766 transitions. [2019-11-20 05:30:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-20 05:30:30,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:30,828 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 05:30:31,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:31,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 1500 states and 1793 transitions. [2019-11-20 05:30:31,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1793 transitions. [2019-11-20 05:30:31,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 05:30:31,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:31,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:31,944 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:32,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:32,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1503 states and 1796 transitions. [2019-11-20 05:30:32,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1796 transitions. [2019-11-20 05:30:32,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 05:30:32,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:32,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:32,467 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:32,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:32,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1506 states and 1799 transitions. [2019-11-20 05:30:32,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1799 transitions. [2019-11-20 05:30:32,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 05:30:32,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:32,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:33,004 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:34,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1511 states and 1805 transitions. [2019-11-20 05:30:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1805 transitions. [2019-11-20 05:30:34,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-11-20 05:30:34,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:30:35,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:35,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1538 states and 1832 transitions. [2019-11-20 05:30:35,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1832 transitions. [2019-11-20 05:30:35,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 05:30:35,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:30:35,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:35,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 1550 states and 1843 transitions. [2019-11-20 05:30:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1843 transitions. [2019-11-20 05:30:35,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 05:30:35,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:36,014 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:30:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1596 states and 1893 transitions. [2019-11-20 05:30:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1893 transitions. [2019-11-20 05:30:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-11-20 05:30:37,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:37,669 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 05:30:39,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:39,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1717 states and 2017 transitions. [2019-11-20 05:30:39,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2017 transitions. [2019-11-20 05:30:39,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 05:30:39,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 05:30:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1727 states and 2029 transitions. [2019-11-20 05:30:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2029 transitions. [2019-11-20 05:30:39,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-20 05:30:39,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:30:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1826 states and 2131 transitions. [2019-11-20 05:30:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2131 transitions. [2019-11-20 05:30:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-20 05:30:49,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:49,568 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:30:51,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:51,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1852 states and 2156 transitions. [2019-11-20 05:30:51,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2156 transitions. [2019-11-20 05:30:51,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 05:30:51,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:51,861 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:30:54,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1880 states and 2191 transitions. [2019-11-20 05:30:54,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2191 transitions. [2019-11-20 05:30:54,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 05:30:54,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:54,956 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2019-11-20 05:30:56,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:56,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1907 states and 2221 transitions. [2019-11-20 05:30:56,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2221 transitions. [2019-11-20 05:30:56,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 05:30:56,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2019-11-20 05:30:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:57,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1926 states and 2244 transitions. [2019-11-20 05:30:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2244 transitions. [2019-11-20 05:30:57,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 05:30:57,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:30:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:58,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1960 states and 2280 transitions. [2019-11-20 05:30:58,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2280 transitions. [2019-11-20 05:30:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 05:30:58,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:30:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:30:59,278 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2019-11-20 05:30:59,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:30:59,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2004 states and 2323 transitions. [2019-11-20 05:30:59,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2323 transitions. [2019-11-20 05:30:59,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 05:30:59,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:30:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:31:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 2014 states and 2335 transitions. [2019-11-20 05:31:01,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2335 transitions. [2019-11-20 05:31:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 05:31:01,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:01,577 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 05:31:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 2016 states and 2338 transitions. [2019-11-20 05:31:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2338 transitions. [2019-11-20 05:31:02,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 05:31:02,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:03,337 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 05:31:09,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:09,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2110 states and 2433 transitions. [2019-11-20 05:31:09,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2433 transitions. [2019-11-20 05:31:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 05:31:09,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:09,835 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:31:12,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:12,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2134 states and 2458 transitions. [2019-11-20 05:31:12,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2458 transitions. [2019-11-20 05:31:12,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 05:31:12,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:12,275 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 05:31:14,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:14,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2172 states and 2501 transitions. [2019-11-20 05:31:14,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2501 transitions. [2019-11-20 05:31:14,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-11-20 05:31:14,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 05:31:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:14,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2175 states and 2503 transitions. [2019-11-20 05:31:14,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2503 transitions. [2019-11-20 05:31:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 05:31:14,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:14,967 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 143 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 05:31:15,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:15,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2188 states and 2518 transitions. [2019-11-20 05:31:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2518 transitions. [2019-11-20 05:31:15,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 05:31:15,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:15,682 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-11-20 05:31:16,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:16,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2211 states and 2540 transitions. [2019-11-20 05:31:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2540 transitions. [2019-11-20 05:31:16,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 05:31:16,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:31:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:16,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2226 states and 2555 transitions. [2019-11-20 05:31:16,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2555 transitions. [2019-11-20 05:31:16,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-11-20 05:31:16,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:16,758 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:31:16,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:16,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2233 states and 2562 transitions. [2019-11-20 05:31:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2562 transitions. [2019-11-20 05:31:16,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 05:31:16,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:31:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2237 states and 2572 transitions. [2019-11-20 05:31:17,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2572 transitions. [2019-11-20 05:31:17,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 05:31:17,850 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:31:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:18,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2240 states and 2575 transitions. [2019-11-20 05:31:18,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 2575 transitions. [2019-11-20 05:31:18,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 05:31:18,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:18,581 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:31:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2244 states and 2581 transitions. [2019-11-20 05:31:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2581 transitions. [2019-11-20 05:31:19,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 05:31:19,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:19,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:21,123 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:31:23,462 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-11-20 05:31:24,550 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-11-20 05:31:25,385 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 47 [2019-11-20 05:31:26,717 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-11-20 05:31:29,980 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-11-20 05:31:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:32,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2336 states and 2675 transitions. [2019-11-20 05:31:32,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2675 transitions. [2019-11-20 05:31:32,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 05:31:32,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:31:33,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:33,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2700 states to 2362 states and 2700 transitions. [2019-11-20 05:31:33,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2700 transitions. [2019-11-20 05:31:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 05:31:33,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:33,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:35,432 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 215 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:31:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2411 states and 2756 transitions. [2019-11-20 05:31:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2756 transitions. [2019-11-20 05:31:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 05:31:41,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:41,527 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:31:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2417 states and 2761 transitions. [2019-11-20 05:31:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 2761 transitions. [2019-11-20 05:31:41,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 05:31:41,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:41,653 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 05:31:41,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2418 states and 2761 transitions. [2019-11-20 05:31:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 2761 transitions. [2019-11-20 05:31:41,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-11-20 05:31:41,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:41,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:42,028 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 05:31:44,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:44,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2442 states and 2786 transitions. [2019-11-20 05:31:44,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2786 transitions. [2019-11-20 05:31:44,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-11-20 05:31:44,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:44,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 05:31:45,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:45,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2452 states and 2796 transitions. [2019-11-20 05:31:45,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2796 transitions. [2019-11-20 05:31:45,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-11-20 05:31:45,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:45,735 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 136 proven. 5 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 05:31:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2455 states and 2799 transitions. [2019-11-20 05:31:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 2799 transitions. [2019-11-20 05:31:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-11-20 05:31:46,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 05:31:50,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:50,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2513 states and 2857 transitions. [2019-11-20 05:31:50,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2857 transitions. [2019-11-20 05:31:50,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-11-20 05:31:50,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:50,366 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 05:31:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:51,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2513 states and 2856 transitions. [2019-11-20 05:31:51,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2856 transitions. [2019-11-20 05:31:51,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-20 05:31:51,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:51,376 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2019-11-20 05:31:58,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:31:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 2691 states and 3052 transitions. [2019-11-20 05:31:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3052 transitions. [2019-11-20 05:31:58,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 05:31:58,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:31:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:31:58,278 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 4 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2019-11-20 05:32:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 2721 states and 3081 transitions. [2019-11-20 05:32:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3081 transitions. [2019-11-20 05:32:02,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 05:32:02,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:03,800 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 05:32:05,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:05,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 2727 states and 3090 transitions. [2019-11-20 05:32:05,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2727 states and 3090 transitions. [2019-11-20 05:32:05,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 05:32:05,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:05,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 05:32:06,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:06,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 2769 states and 3132 transitions. [2019-11-20 05:32:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 3132 transitions. [2019-11-20 05:32:06,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 05:32:06,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 05:32:07,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 2771 states and 3134 transitions. [2019-11-20 05:32:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2771 states and 3134 transitions. [2019-11-20 05:32:07,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-11-20 05:32:07,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:07,890 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:32:11,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:11,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 2816 states and 3191 transitions. [2019-11-20 05:32:11,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3191 transitions. [2019-11-20 05:32:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-11-20 05:32:11,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:32:14,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3205 states to 2828 states and 3205 transitions. [2019-11-20 05:32:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2828 states and 3205 transitions. [2019-11-20 05:32:14,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-11-20 05:32:14,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:14,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:32:15,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:15,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 2832 states and 3208 transitions. [2019-11-20 05:32:15,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 3208 transitions. [2019-11-20 05:32:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 05:32:15,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:15,307 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 05:32:18,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 2880 states and 3257 transitions. [2019-11-20 05:32:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2880 states and 3257 transitions. [2019-11-20 05:32:18,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 05:32:18,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:18,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:18,231 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 05:32:18,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 2909 states and 3286 transitions. [2019-11-20 05:32:18,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3286 transitions. [2019-11-20 05:32:18,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 05:32:18,645 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:18,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 05:32:19,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:19,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2911 states and 3287 transitions. [2019-11-20 05:32:19,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3287 transitions. [2019-11-20 05:32:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 05:32:19,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:19,796 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 05:32:20,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:20,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 2917 states and 3292 transitions. [2019-11-20 05:32:20,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 3292 transitions. [2019-11-20 05:32:20,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 05:32:20,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:20,417 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-11-20 05:32:21,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:21,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3298 states to 2923 states and 3298 transitions. [2019-11-20 05:32:21,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2923 states and 3298 transitions. [2019-11-20 05:32:21,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 05:32:21,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:21,290 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:32:21,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:21,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3301 states to 2926 states and 3301 transitions. [2019-11-20 05:32:21,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 3301 transitions. [2019-11-20 05:32:21,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 05:32:21,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:21,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:22,128 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 05:32:22,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:22,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2935 states and 3309 transitions. [2019-11-20 05:32:22,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 3309 transitions. [2019-11-20 05:32:22,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-11-20 05:32:22,257 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:32:23,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 2953 states and 3326 transitions. [2019-11-20 05:32:23,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 3326 transitions. [2019-11-20 05:32:23,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2019-11-20 05:32:23,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:23,613 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 280 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:32:24,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2957 states and 3330 transitions. [2019-11-20 05:32:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 3330 transitions. [2019-11-20 05:32:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-20 05:32:24,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 244 proven. 5 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2019-11-20 05:32:25,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3366 states to 2992 states and 3366 transitions. [2019-11-20 05:32:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 3366 transitions. [2019-11-20 05:32:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-20 05:32:25,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:25,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:26,036 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 244 proven. 5 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2019-11-20 05:32:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3001 states and 3376 transitions. [2019-11-20 05:32:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3376 transitions. [2019-11-20 05:32:27,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 05:32:27,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:29,022 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 05:32:34,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:34,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 3073 states and 3450 transitions. [2019-11-20 05:32:34,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3450 transitions. [2019-11-20 05:32:34,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 05:32:34,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 05:32:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:36,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3449 states to 3073 states and 3449 transitions. [2019-11-20 05:32:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3449 transitions. [2019-11-20 05:32:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 05:32:36,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:36,545 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 288 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2019-11-20 05:32:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3076 states and 3452 transitions. [2019-11-20 05:32:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3452 transitions. [2019-11-20 05:32:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-11-20 05:32:38,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:40,474 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 304 proven. 61 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:32:45,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:45,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 3095 states and 3473 transitions. [2019-11-20 05:32:45,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3473 transitions. [2019-11-20 05:32:45,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2019-11-20 05:32:45,380 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:46,527 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:32:50,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 3113 states and 3491 transitions. [2019-11-20 05:32:50,247 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 3491 transitions. [2019-11-20 05:32:50,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-11-20 05:32:50,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 05:32:56,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:32:56,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3216 states and 3606 transitions. [2019-11-20 05:32:56,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 3606 transitions. [2019-11-20 05:32:56,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-11-20 05:32:56,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:32:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:32:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 05:33:00,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:00,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3234 states and 3625 transitions. [2019-11-20 05:33:00,555 INFO L276 IsEmpty]: Start isEmpty. Operand 3234 states and 3625 transitions. [2019-11-20 05:33:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2019-11-20 05:33:00,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:00,886 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 325 proven. 4 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2019-11-20 05:33:01,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:01,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 3238 states and 3628 transitions. [2019-11-20 05:33:01,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 3628 transitions. [2019-11-20 05:33:01,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-11-20 05:33:01,590 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:33:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:05,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 3292 states and 3694 transitions. [2019-11-20 05:33:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 3694 transitions. [2019-11-20 05:33:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-11-20 05:33:05,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:05,933 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:33:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:08,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3339 states and 3740 transitions. [2019-11-20 05:33:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3740 transitions. [2019-11-20 05:33:08,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 05:33:08,077 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 05:33:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:12,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3377 states and 3781 transitions. [2019-11-20 05:33:12,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 3781 transitions. [2019-11-20 05:33:12,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 05:33:12,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 05:33:12,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:12,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 3419 states and 3822 transitions. [2019-11-20 05:33:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 3822 transitions. [2019-11-20 05:33:12,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2019-11-20 05:33:12,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:12,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:13,196 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 361 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:33:14,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:14,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3839 states to 3436 states and 3839 transitions. [2019-11-20 05:33:14,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 3839 transitions. [2019-11-20 05:33:14,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-20 05:33:14,982 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:33:17,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3520 states and 3925 transitions. [2019-11-20 05:33:17,943 INFO L276 IsEmpty]: Start isEmpty. Operand 3520 states and 3925 transitions. [2019-11-20 05:33:17,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2019-11-20 05:33:17,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:33:23,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:23,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 3558 states and 3967 transitions. [2019-11-20 05:33:23,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3558 states and 3967 transitions. [2019-11-20 05:33:23,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:33:23,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:23,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:24,125 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 05:33:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:26,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3579 states and 3992 transitions. [2019-11-20 05:33:26,775 INFO L276 IsEmpty]: Start isEmpty. Operand 3579 states and 3992 transitions. [2019-11-20 05:33:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:33:26,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 05:33:27,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 3611 states and 4024 transitions. [2019-11-20 05:33:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 4024 transitions. [2019-11-20 05:33:27,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:33:27,825 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:27,974 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 05:33:31,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:31,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3629 states and 4041 transitions. [2019-11-20 05:33:31,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 4041 transitions. [2019-11-20 05:33:31,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:33:31,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:31,225 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 05:33:31,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:31,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 3639 states and 4051 transitions. [2019-11-20 05:33:31,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 4051 transitions. [2019-11-20 05:33:31,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:33:31,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 05:33:31,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 3646 states and 4059 transitions. [2019-11-20 05:33:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 3646 states and 4059 transitions. [2019-11-20 05:33:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:33:31,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 05:33:33,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:33,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4078 states to 3663 states and 4078 transitions. [2019-11-20 05:33:33,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3663 states and 4078 transitions. [2019-11-20 05:33:33,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:33:33,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 298 proven. 10 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 05:33:34,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:34,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 3668 states and 4081 transitions. [2019-11-20 05:33:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 4081 transitions. [2019-11-20 05:33:34,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 05:33:34,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 05:33:38,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:38,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 3736 states and 4149 transitions. [2019-11-20 05:33:38,588 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 4149 transitions. [2019-11-20 05:33:38,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2019-11-20 05:33:38,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:38,898 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 05:33:39,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:39,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 3742 states and 4154 transitions. [2019-11-20 05:33:39,035 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4154 transitions. [2019-11-20 05:33:39,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-11-20 05:33:39,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 05:33:40,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:40,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 3752 states and 4166 transitions. [2019-11-20 05:33:40,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 4166 transitions. [2019-11-20 05:33:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2019-11-20 05:33:40,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:40,348 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 309 proven. 5 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 05:33:41,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 3759 states and 4172 transitions. [2019-11-20 05:33:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 4172 transitions. [2019-11-20 05:33:41,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-11-20 05:33:41,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:42,974 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 05:33:49,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:49,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4216 states to 3801 states and 4216 transitions. [2019-11-20 05:33:49,949 INFO L276 IsEmpty]: Start isEmpty. Operand 3801 states and 4216 transitions. [2019-11-20 05:33:49,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:33:49,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:50,170 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-11-20 05:33:52,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:52,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 3856 states and 4279 transitions. [2019-11-20 05:33:52,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3856 states and 4279 transitions. [2019-11-20 05:33:52,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:33:52,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:52,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:53,032 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-11-20 05:33:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4299 states to 3874 states and 4299 transitions. [2019-11-20 05:33:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3874 states and 4299 transitions. [2019-11-20 05:33:54,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:33:54,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:55,224 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-11-20 05:33:56,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:56,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4304 states to 3878 states and 4304 transitions. [2019-11-20 05:33:56,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 4304 transitions. [2019-11-20 05:33:56,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:33:56,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 415 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2019-11-20 05:33:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:33:57,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4308 states to 3881 states and 4308 transitions. [2019-11-20 05:33:57,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3881 states and 4308 transitions. [2019-11-20 05:33:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:33:57,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:33:57,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:33:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-20 05:34:08,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 4003 states and 4450 transitions. [2019-11-20 05:34:08,805 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 4450 transitions. [2019-11-20 05:34:08,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:34:08,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:08,967 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2019-11-20 05:34:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:13,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4500 states to 4054 states and 4500 transitions. [2019-11-20 05:34:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 4500 transitions. [2019-11-20 05:34:13,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-11-20 05:34:13,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:15,395 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:34:27,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 4118 states and 4582 transitions. [2019-11-20 05:34:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 4582 transitions. [2019-11-20 05:34:27,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-11-20 05:34:27,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:34:33,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:33,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4614 states to 4149 states and 4614 transitions. [2019-11-20 05:34:33,007 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 4614 transitions. [2019-11-20 05:34:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2019-11-20 05:34:33,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:33,305 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 419 proven. 103 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:34:34,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:34,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 4158 states and 4622 transitions. [2019-11-20 05:34:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 4158 states and 4622 transitions. [2019-11-20 05:34:34,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-11-20 05:34:34,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:34,607 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 05:34:37,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 4174 states and 4648 transitions. [2019-11-20 05:34:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 4174 states and 4648 transitions. [2019-11-20 05:34:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-11-20 05:34:37,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 05:34:39,917 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-11-20 05:34:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4652 states to 4178 states and 4652 transitions. [2019-11-20 05:34:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 4652 transitions. [2019-11-20 05:34:39,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-11-20 05:34:39,969 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 647 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 05:34:41,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:41,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4656 states to 4181 states and 4656 transitions. [2019-11-20 05:34:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 4656 transitions. [2019-11-20 05:34:41,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-11-20 05:34:41,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:34:41,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:34:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 74 proven. 401 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 05:34:56,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:34:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4742 states to 4242 states and 4742 transitions. [2019-11-20 05:34:56,562 INFO L276 IsEmpty]: Start isEmpty. Operand 4242 states and 4742 transitions. [2019-11-20 05:34:56,564 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:34:56,564 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 178 iterations. [2019-11-20 05:34:56,574 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:34:56,898 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2019-11-20 05:34:57,251 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 17 [2019-11-20 05:34:57,362 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 17 [2019-11-20 05:34:57,681 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-11-20 05:34:57,793 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 17 [2019-11-20 05:34:58,136 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 34 [2019-11-20 05:34:58,510 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 34 [2019-11-20 05:34:58,656 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 17 [2019-11-20 05:34:58,983 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2019-11-20 05:34:59,126 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 17 [2019-11-20 05:34:59,390 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-11-20 05:34:59,701 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-11-20 05:35:00,009 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-11-20 05:35:00,125 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 17 [2019-11-20 05:35:00,412 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-11-20 05:35:00,576 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 17 [2019-11-20 05:35:00,824 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2019-11-20 05:35:01,079 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2019-11-20 05:35:01,343 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-11-20 05:35:01,536 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 17 [2019-11-20 05:35:01,941 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2019-11-20 05:35:02,319 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 17 [2019-11-20 05:35:02,677 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2019-11-20 05:35:02,892 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 05:35:03,331 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2019-11-20 05:35:03,640 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-11-20 05:35:03,945 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2019-11-20 05:35:04,205 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 17 [2019-11-20 05:35:04,491 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2019-11-20 05:35:05,074 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 53 [2019-11-20 05:35:05,264 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 05:35:05,611 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2019-11-20 05:35:05,802 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 17 [2019-11-20 05:35:06,155 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 34 [2019-11-20 05:35:06,423 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2019-11-20 05:35:06,794 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 34 [2019-11-20 05:35:07,029 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2019-11-20 05:35:07,486 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2019-11-20 05:35:07,746 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2019-11-20 05:35:07,902 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 05:35:08,273 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 34 [2019-11-20 05:35:08,535 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2019-11-20 05:35:08,756 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2019-11-20 05:35:09,073 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 39 [2019-11-20 05:35:09,187 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 17 [2019-11-20 05:35:09,860 WARN L191 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 34 [2019-11-20 05:35:10,109 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2019-11-20 05:35:10,355 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 17 [2019-11-20 05:35:10,735 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 17 [2019-11-20 05:35:10,992 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2019-11-20 05:35:11,278 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2019-11-20 05:35:11,403 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 17 [2019-11-20 05:35:11,720 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-11-20 05:35:11,970 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-11-20 05:35:12,120 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2019-11-20 05:35:12,325 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 17 [2019-11-20 05:35:12,479 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 17 [2019-11-20 05:35:12,762 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 17 [2019-11-20 05:35:13,159 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2019-11-20 05:35:13,559 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2019-11-20 05:35:13,717 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 17 [2019-11-20 05:35:14,028 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 17 [2019-11-20 05:35:14,330 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2019-11-20 05:35:14,517 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 17 [2019-11-20 05:35:14,711 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 17 [2019-11-20 05:35:15,081 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2019-11-20 05:35:15,402 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 17 [2019-11-20 05:35:15,562 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 17 [2019-11-20 05:35:15,748 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2019-11-20 05:35:16,015 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-11-20 05:35:16,474 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 17 [2019-11-20 05:35:16,870 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 34 [2019-11-20 05:35:17,299 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2019-11-20 05:35:17,546 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 05:35:17,865 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 41 [2019-11-20 05:35:18,107 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 05:35:18,283 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 17 [2019-11-20 05:35:18,637 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 17 [2019-11-20 05:35:18,637 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:35:18,641 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-11-20 05:35:18,650 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-11-20 05:35:18,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:35:18 ImpRootNode [2019-11-20 05:35:18,652 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:35:18,652 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:35:18,652 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:35:18,653 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:35:18,653 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:18" (3/4) ... [2019-11-20 05:35:18,657 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:35:18,684 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-11-20 05:35:18,686 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-20 05:35:18,688 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-11-20 05:35:18,690 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:35:18,905 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_fcdf2fc9-a74a-4093-94ec-93ba720fa666/bin/ukojak/witness.graphml [2019-11-20 05:35:18,905 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:35:18,907 INFO L168 Benchmark]: Toolchain (without parser) took 364115.11 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 946.1 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2019-11-20 05:35:18,907 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:35:18,908 INFO L168 Benchmark]: CACSL2BoogieTranslator took 809.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.2 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -229.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:35:18,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:35:18,909 INFO L168 Benchmark]: Boogie Preprocessor took 102.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:35:18,910 INFO L168 Benchmark]: RCFGBuilder took 2449.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 930.5 MB in the end (delta: 224.7 MB). Peak memory consumption was 224.7 MB. Max. memory is 11.5 GB. [2019-11-20 05:35:18,911 INFO L168 Benchmark]: CodeCheck took 360400.16 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.4 GB). Free memory was 930.5 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2019-11-20 05:35:18,912 INFO L168 Benchmark]: Witness Printer took 253.11 ms. Allocated memory is still 4.7 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2019-11-20 05:35:18,915 INFO L335 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, 85 locations, 1 error locations. Result: SAFE, OverallTime: 338.2s, OverallIterations: 178, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -1794900544 SDtfs, -1025322062 SDslu, -1054383604 SDs, 0 SdLazy, 69210550 SolverSat, 1180362636 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1594.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 238626 GetRequests, 232240 SyntacticMatches, 4562 SemanticMatches, 1824 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2523590 ImplicationChecksByTransitivity, 290.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 35.1s InterpolantComputationTime, 36618 NumberOfCodeBlocks, 36618 NumberOfCodeBlocksAsserted, 177 NumberOfCheckSat, 36441 ConstructedInterpolants, 0 QuantifiedInterpolants, 34801694 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 177 InterpolantComputations, 131 PerfectInterpolantSequences, 38452/39639 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 448]: 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) || a11 == 1) || !(a17 == 7)) || !(a25 == 1)) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a11 == 1 || !(a25 == 1)) || !(a17 == 7)) || !(a19 == 1)) || !(a28 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 809.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.2 MB). Free memory was 946.1 MB in the beginning and 1.2 GB in the end (delta: -229.2 MB). Peak memory consumption was 18.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 102.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2449.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 930.5 MB in the end (delta: 224.7 MB). Peak memory consumption was 224.7 MB. Max. memory is 11.5 GB. * CodeCheck took 360400.16 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.4 GB). Free memory was 930.5 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 253.11 ms. Allocated memory is still 4.7 GB. Free memory was 2.0 GB in the beginning and 2.0 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...