./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label52.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_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label52.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/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 b953cc2449a7f939fba62b70833772464a0d90fd ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 04:51:36,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:51:36,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:51:36,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:51:36,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:51:36,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:51:36,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:51:36,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:51:36,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:51:36,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:51:36,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:51:36,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:51:36,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:51:36,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:51:36,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:51:36,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:51:36,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:51:36,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:51:36,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:51:36,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:51:36,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:51:36,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:51:36,606 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:51:36,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:51:36,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:51:36,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:51:36,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:51:36,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:51:36,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:51:36,618 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:51:36,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:51:36,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:51:36,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:51:36,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:51:36,625 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:51:36,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:51:36,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:51:36,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:51:36,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:51:36,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:51:36,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:51:36,631 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 04:51:36,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:51:36,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:51:36,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 04:51:36,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 04:51:36,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:51:36,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:51:36,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:51:36,655 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:51:36,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:51:36,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:51:36,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:51:36,657 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:51:36,657 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:51:36,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:51:36,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:51:36,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:51:36,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:51:36,659 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:51:36,659 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 04:51:36,659 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 04:51:36,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:51:36,660 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:51:36,660 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 04:51:36,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:51:36,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:51:36,661 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:51:36,662 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 04:51:36,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:51:36,662 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:51:36,662 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_f823d49a-697a-47a0-bba6-c910359221f0/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 -> b953cc2449a7f939fba62b70833772464a0d90fd [2019-11-20 04:51:36,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:51:36,914 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:51:36,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:51:36,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:51:36,920 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:51:36,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label52.c [2019-11-20 04:51:36,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/data/1c2c5d48b/27ebb06cc2c54330a1746ae30448ec03/FLAG4bb4e901a [2019-11-20 04:51:37,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:51:37,579 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/sv-benchmarks/c/eca-rers2012/Problem02_label52.c [2019-11-20 04:51:37,592 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/data/1c2c5d48b/27ebb06cc2c54330a1746ae30448ec03/FLAG4bb4e901a [2019-11-20 04:51:37,789 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/data/1c2c5d48b/27ebb06cc2c54330a1746ae30448ec03 [2019-11-20 04:51:37,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:51:37,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:51:37,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:51:37,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:51:37,803 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:51:37,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:37" (1/1) ... [2019-11-20 04:51:37,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10479bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:37, skipping insertion in model container [2019-11-20 04:51:37,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:51:37" (1/1) ... [2019-11-20 04:51:37,820 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:51:37,886 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:51:38,368 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:51:38,373 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:51:38,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:51:38,512 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:51:38,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38 WrapperNode [2019-11-20 04:51:38,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:51:38,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:51:38,523 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:51:38,523 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:51:38,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,556 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,614 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:51:38,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:51:38,615 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:51:38,615 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:51:38,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... [2019-11-20 04:51:38,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:51:38,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:51:38,716 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:51:38,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:51:38,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:51:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/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 04:51:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:51:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:51:41,121 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:51:41,121 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 04:51:41,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:41 BoogieIcfgContainer [2019-11-20 04:51:41,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:51:41,123 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 04:51:41,124 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 04:51:41,137 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 04:51:41,138 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:41" (1/1) ... [2019-11-20 04:51:41,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:51:41,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:41,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 04:51:41,200 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 04:51:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 04:51:41,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:41,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:41,673 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 04:51:42,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2019-11-20 04:51:42,593 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2019-11-20 04:51:42,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 04:51:42,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:42,829 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 04:51:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:43,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2019-11-20 04:51:43,158 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2019-11-20 04:51:43,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 04:51:43,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:43,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:43,242 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:43,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:43,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2019-11-20 04:51:43,464 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2019-11-20 04:51:43,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 04:51:43,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:43,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2019-11-20 04:51:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2019-11-20 04:51:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 04:51:43,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:44,008 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 04:51:44,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2019-11-20 04:51:44,290 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2019-11-20 04:51:44,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 04:51:44,292 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:44,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:44,325 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2019-11-20 04:51:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2019-11-20 04:51:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 04:51:44,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:44,422 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 04:51:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2019-11-20 04:51:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2019-11-20 04:51:44,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 04:51:44,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:51:44,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2019-11-20 04:51:44,800 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2019-11-20 04:51:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 04:51:44,801 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:44,846 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:44,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:44,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2019-11-20 04:51:44,889 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2019-11-20 04:51:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 04:51:44,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:44,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:44,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2019-11-20 04:51:44,944 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2019-11-20 04:51:44,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 04:51:44,945 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:44,999 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:45,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:45,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2019-11-20 04:51:45,158 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2019-11-20 04:51:45,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 04:51:45,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:45,188 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 04:51:45,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:45,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2019-11-20 04:51:45,209 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2019-11-20 04:51:45,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 04:51:45,210 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:45,253 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:45,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2019-11-20 04:51:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2019-11-20 04:51:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 04:51:45,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:45,446 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 04:51:45,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:45,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2019-11-20 04:51:45,564 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2019-11-20 04:51:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 04:51:45,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:46,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2019-11-20 04:51:46,225 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2019-11-20 04:51:46,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 04:51:46,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:46,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:46,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2019-11-20 04:51:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2019-11-20 04:51:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 04:51:46,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:47,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2019-11-20 04:51:47,590 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2019-11-20 04:51:47,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 04:51:47,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:47,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2019-11-20 04:51:47,893 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2019-11-20 04:51:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 04:51:47,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:47,930 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 04:51:47,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2019-11-20 04:51:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2019-11-20 04:51:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 04:51:47,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:47,996 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:48,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2019-11-20 04:51:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2019-11-20 04:51:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 04:51:48,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:48,303 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 04:51:49,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 297 states and 439 transitions. [2019-11-20 04:51:49,178 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2019-11-20 04:51:49,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 04:51:49,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:49,213 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:49,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:49,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 313 states and 456 transitions. [2019-11-20 04:51:49,824 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 456 transitions. [2019-11-20 04:51:49,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 04:51:49,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:49,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:49,955 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 04:51:50,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:50,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 317 states and 466 transitions. [2019-11-20 04:51:50,404 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 466 transitions. [2019-11-20 04:51:50,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 04:51:50,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:50,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:50,460 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:50,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 326 states and 478 transitions. [2019-11-20 04:51:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 478 transitions. [2019-11-20 04:51:50,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 04:51:50,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:50,891 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:51:51,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:51,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2019-11-20 04:51:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2019-11-20 04:51:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 04:51:51,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:51,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:51,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 342 states and 504 transitions. [2019-11-20 04:51:51,780 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 504 transitions. [2019-11-20 04:51:51,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 04:51:51,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:51,990 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 04:51:54,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:54,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 374 states and 546 transitions. [2019-11-20 04:51:54,052 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 546 transitions. [2019-11-20 04:51:54,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 04:51:54,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:54,162 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:54,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:54,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 380 states and 553 transitions. [2019-11-20 04:51:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 553 transitions. [2019-11-20 04:51:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 04:51:54,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:54,419 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:51:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 384 states and 558 transitions. [2019-11-20 04:51:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 558 transitions. [2019-11-20 04:51:54,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 04:51:54,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:54,966 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:51:55,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 394 states and 577 transitions. [2019-11-20 04:51:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 577 transitions. [2019-11-20 04:51:55,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 04:51:55,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:55,687 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 04:51:55,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:55,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 397 states and 581 transitions. [2019-11-20 04:51:55,989 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 581 transitions. [2019-11-20 04:51:55,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 04:51:55,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:56,046 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 04:51:56,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:56,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 399 states and 582 transitions. [2019-11-20 04:51:56,169 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 582 transitions. [2019-11-20 04:51:56,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 04:51:56,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:56,351 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:51:58,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:58,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 429 states and 618 transitions. [2019-11-20 04:51:58,519 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 618 transitions. [2019-11-20 04:51:58,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 04:51:58,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:58,559 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:51:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 441 states and 630 transitions. [2019-11-20 04:51:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 630 transitions. [2019-11-20 04:51:58,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 04:51:58,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:51:59,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:59,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 444 states and 633 transitions. [2019-11-20 04:51:59,043 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 633 transitions. [2019-11-20 04:51:59,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 04:51:59,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:59,085 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 04:51:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:59,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 451 states and 643 transitions. [2019-11-20 04:51:59,172 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 643 transitions. [2019-11-20 04:51:59,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 04:51:59,174 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:59,218 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:51:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:51:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 457 states and 648 transitions. [2019-11-20 04:51:59,415 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 648 transitions. [2019-11-20 04:51:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 04:51:59,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:51:59,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:51:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:52:00,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:00,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 467 states and 672 transitions. [2019-11-20 04:52:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 672 transitions. [2019-11-20 04:52:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 04:52:00,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 04:52:01,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:01,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 473 states and 679 transitions. [2019-11-20 04:52:01,170 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 679 transitions. [2019-11-20 04:52:01,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 04:52:01,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:01,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 474 states and 680 transitions. [2019-11-20 04:52:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 680 transitions. [2019-11-20 04:52:01,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 04:52:01,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:01,376 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:01,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 483 states and 690 transitions. [2019-11-20 04:52:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 690 transitions. [2019-11-20 04:52:01,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 04:52:01,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:01,779 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:52:03,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:03,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 514 states and 728 transitions. [2019-11-20 04:52:03,174 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 728 transitions. [2019-11-20 04:52:03,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 04:52:03,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:03,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:03,233 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:04,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 532 states and 751 transitions. [2019-11-20 04:52:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 751 transitions. [2019-11-20 04:52:04,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 04:52:04,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 04:52:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:04,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 536 states and 756 transitions. [2019-11-20 04:52:04,494 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 756 transitions. [2019-11-20 04:52:04,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 04:52:04,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:05,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 551 states and 776 transitions. [2019-11-20 04:52:05,365 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 776 transitions. [2019-11-20 04:52:05,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 04:52:05,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:05,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:05,410 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:05,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:05,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 556 states and 781 transitions. [2019-11-20 04:52:05,865 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 781 transitions. [2019-11-20 04:52:05,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 04:52:05,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:05,908 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 04:52:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 559 states and 784 transitions. [2019-11-20 04:52:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 784 transitions. [2019-11-20 04:52:05,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 04:52:05,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:06,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:06,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 566 states and 792 transitions. [2019-11-20 04:52:06,101 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 792 transitions. [2019-11-20 04:52:06,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 04:52:06,102 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:06,146 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 04:52:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:06,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 567 states and 793 transitions. [2019-11-20 04:52:06,179 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 793 transitions. [2019-11-20 04:52:06,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 04:52:06,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:06,224 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:52:06,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 569 states and 794 transitions. [2019-11-20 04:52:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 794 transitions. [2019-11-20 04:52:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 04:52:06,425 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:06,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:06,535 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 04:52:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 589 states and 818 transitions. [2019-11-20 04:52:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 818 transitions. [2019-11-20 04:52:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 04:52:07,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:07,495 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:07,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:07,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 591 states and 819 transitions. [2019-11-20 04:52:07,632 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 819 transitions. [2019-11-20 04:52:07,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 04:52:07,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:07,735 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:08,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 597 states and 825 transitions. [2019-11-20 04:52:08,198 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 825 transitions. [2019-11-20 04:52:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 04:52:08,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:08,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:09,383 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:14,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:14,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 718 states and 956 transitions. [2019-11-20 04:52:14,297 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 956 transitions. [2019-11-20 04:52:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 04:52:14,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:14,332 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:14,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 721 states and 958 transitions. [2019-11-20 04:52:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 958 transitions. [2019-11-20 04:52:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 04:52:14,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:14,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:14,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 725 states and 963 transitions. [2019-11-20 04:52:14,790 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 963 transitions. [2019-11-20 04:52:14,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 04:52:14,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:14,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:14,938 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 04:52:16,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:16,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 756 states and 997 transitions. [2019-11-20 04:52:16,477 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 997 transitions. [2019-11-20 04:52:16,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 04:52:16,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:16,528 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:16,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:16,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 759 states and 1004 transitions. [2019-11-20 04:52:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1004 transitions. [2019-11-20 04:52:16,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 04:52:16,586 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:16,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:16,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 761 states and 1005 transitions. [2019-11-20 04:52:16,901 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1005 transitions. [2019-11-20 04:52:16,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 04:52:16,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:16,949 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:17,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:17,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 763 states and 1006 transitions. [2019-11-20 04:52:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1006 transitions. [2019-11-20 04:52:17,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 04:52:17,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:17,256 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:17,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:17,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 780 states and 1034 transitions. [2019-11-20 04:52:17,813 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1034 transitions. [2019-11-20 04:52:17,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 04:52:17,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:17,912 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:18,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 782 states and 1035 transitions. [2019-11-20 04:52:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1035 transitions. [2019-11-20 04:52:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 04:52:18,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:18,218 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 784 states and 1036 transitions. [2019-11-20 04:52:18,443 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1036 transitions. [2019-11-20 04:52:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 04:52:18,444 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:52:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:18,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 790 states and 1047 transitions. [2019-11-20 04:52:18,989 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1047 transitions. [2019-11-20 04:52:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 04:52:18,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:19,050 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 04:52:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 801 states and 1062 transitions. [2019-11-20 04:52:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1062 transitions. [2019-11-20 04:52:19,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 04:52:19,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:19,958 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 04:52:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 815 states and 1075 transitions. [2019-11-20 04:52:20,542 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1075 transitions. [2019-11-20 04:52:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 04:52:20,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:20,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:20,641 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 04:52:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:22,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 837 states and 1100 transitions. [2019-11-20 04:52:22,096 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1100 transitions. [2019-11-20 04:52:22,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 04:52:22,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:22,182 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 04:52:23,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:23,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 843 states and 1106 transitions. [2019-11-20 04:52:23,030 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1106 transitions. [2019-11-20 04:52:23,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 04:52:23,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:23,140 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-11-20 04:52:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:23,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 856 states and 1122 transitions. [2019-11-20 04:52:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1122 transitions. [2019-11-20 04:52:23,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 04:52:23,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:23,656 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:52:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 863 states and 1134 transitions. [2019-11-20 04:52:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1134 transitions. [2019-11-20 04:52:24,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 04:52:24,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:24,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:24,329 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:52:24,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:24,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 867 states and 1138 transitions. [2019-11-20 04:52:24,657 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1138 transitions. [2019-11-20 04:52:24,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 04:52:24,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:24,716 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:52:24,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:24,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 869 states and 1140 transitions. [2019-11-20 04:52:24,741 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1140 transitions. [2019-11-20 04:52:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 04:52:24,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:25,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:25,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 886 states and 1160 transitions. [2019-11-20 04:52:25,249 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1160 transitions. [2019-11-20 04:52:25,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 04:52:25,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:25,288 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:52:26,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:26,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 895 states and 1173 transitions. [2019-11-20 04:52:26,340 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1173 transitions. [2019-11-20 04:52:26,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 04:52:26,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:26,376 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:27,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:27,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 922 states and 1206 transitions. [2019-11-20 04:52:27,170 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1206 transitions. [2019-11-20 04:52:27,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 04:52:27,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:27,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:27,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 928 states and 1212 transitions. [2019-11-20 04:52:27,869 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1212 transitions. [2019-11-20 04:52:27,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 04:52:27,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:27,987 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:29,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 964 states and 1252 transitions. [2019-11-20 04:52:29,269 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1252 transitions. [2019-11-20 04:52:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 04:52:29,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:29,352 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:30,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 969 states and 1260 transitions. [2019-11-20 04:52:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1260 transitions. [2019-11-20 04:52:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 04:52:30,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:30,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:30,176 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 972 states and 1264 transitions. [2019-11-20 04:52:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1264 transitions. [2019-11-20 04:52:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 04:52:30,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:31,095 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:35,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:35,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1038 states and 1346 transitions. [2019-11-20 04:52:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1346 transitions. [2019-11-20 04:52:35,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 04:52:35,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:37,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:37,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1044 states and 1356 transitions. [2019-11-20 04:52:37,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1356 transitions. [2019-11-20 04:52:37,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 04:52:37,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:37,291 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:52:37,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1048 states and 1359 transitions. [2019-11-20 04:52:37,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1359 transitions. [2019-11-20 04:52:37,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 04:52:37,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:52:37,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:37,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1066 states and 1382 transitions. [2019-11-20 04:52:37,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1382 transitions. [2019-11-20 04:52:37,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 04:52:37,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:38,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:38,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1078 states and 1397 transitions. [2019-11-20 04:52:38,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1397 transitions. [2019-11-20 04:52:38,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 04:52:38,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:38,560 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:52:38,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:38,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1085 states and 1404 transitions. [2019-11-20 04:52:38,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1404 transitions. [2019-11-20 04:52:38,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 04:52:38,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:38,954 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 04:52:39,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:39,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1105 states and 1430 transitions. [2019-11-20 04:52:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1430 transitions. [2019-11-20 04:52:39,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 04:52:39,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:39,169 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1113 states and 1439 transitions. [2019-11-20 04:52:39,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1439 transitions. [2019-11-20 04:52:39,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 04:52:39,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:52:44,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:44,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1172 states and 1513 transitions. [2019-11-20 04:52:44,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1513 transitions. [2019-11-20 04:52:44,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 04:52:44,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:52:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:46,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1178 states and 1525 transitions. [2019-11-20 04:52:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1525 transitions. [2019-11-20 04:52:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 04:52:46,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:46,345 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 04:52:46,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1181 states and 1528 transitions. [2019-11-20 04:52:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1528 transitions. [2019-11-20 04:52:46,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 04:52:46,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:48,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1228 states and 1582 transitions. [2019-11-20 04:52:48,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1582 transitions. [2019-11-20 04:52:48,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 04:52:48,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:48,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:48,888 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 04:52:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:48,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1230 states and 1588 transitions. [2019-11-20 04:52:48,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1588 transitions. [2019-11-20 04:52:48,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 04:52:48,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:49,007 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:51,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:51,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1272 states and 1636 transitions. [2019-11-20 04:52:51,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1636 transitions. [2019-11-20 04:52:51,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 04:52:51,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:51,329 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:52,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1278 states and 1642 transitions. [2019-11-20 04:52:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1642 transitions. [2019-11-20 04:52:52,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 04:52:52,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:52,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:52,065 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:52:53,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:53,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1284 states and 1648 transitions. [2019-11-20 04:52:53,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1648 transitions. [2019-11-20 04:52:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 04:52:53,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:53,237 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:52:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:53,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1285 states and 1649 transitions. [2019-11-20 04:52:53,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1649 transitions. [2019-11-20 04:52:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 04:52:53,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:53,642 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 04:52:53,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1286 states and 1653 transitions. [2019-11-20 04:52:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1653 transitions. [2019-11-20 04:52:53,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:52:53,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:53,745 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 04:52:54,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:54,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1293 states and 1661 transitions. [2019-11-20 04:52:54,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1661 transitions. [2019-11-20 04:52:54,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:52:54,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:54,713 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 04:52:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:55,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1310 states and 1680 transitions. [2019-11-20 04:52:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1680 transitions. [2019-11-20 04:52:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:52:55,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:55,189 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 04:52:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:55,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1316 states and 1686 transitions. [2019-11-20 04:52:55,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1686 transitions. [2019-11-20 04:52:55,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 04:52:55,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:55,982 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-20 04:52:56,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:56,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1319 states and 1688 transitions. [2019-11-20 04:52:56,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1688 transitions. [2019-11-20 04:52:56,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 04:52:56,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:56,255 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 04:52:56,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:56,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1330 states and 1703 transitions. [2019-11-20 04:52:56,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1703 transitions. [2019-11-20 04:52:56,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 04:52:56,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:56,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:56,796 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 04:52:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1706 states to 1333 states and 1706 transitions. [2019-11-20 04:52:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1706 transitions. [2019-11-20 04:52:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 04:52:57,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:57,146 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 04:52:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1346 states and 1721 transitions. [2019-11-20 04:52:58,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1721 transitions. [2019-11-20 04:52:58,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 04:52:58,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:58,346 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:52:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1347 states and 1721 transitions. [2019-11-20 04:52:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1721 transitions. [2019-11-20 04:52:58,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 04:52:58,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:58,564 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 04:52:59,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1351 states and 1724 transitions. [2019-11-20 04:52:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1724 transitions. [2019-11-20 04:52:59,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 04:52:59,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 04:52:59,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:52:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1355 states and 1728 transitions. [2019-11-20 04:52:59,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1728 transitions. [2019-11-20 04:52:59,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 04:52:59,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:52:59,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:52:59,756 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 04:53:00,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:00,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1366 states and 1739 transitions. [2019-11-20 04:53:00,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1739 transitions. [2019-11-20 04:53:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 04:53:00,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:00,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 04:53:01,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:01,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 1370 states and 1744 transitions. [2019-11-20 04:53:01,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1744 transitions. [2019-11-20 04:53:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 04:53:01,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:01,307 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 04:53:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1374 states and 1747 transitions. [2019-11-20 04:53:01,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1747 transitions. [2019-11-20 04:53:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 04:53:01,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:01,677 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:53:01,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:01,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1375 states and 1747 transitions. [2019-11-20 04:53:01,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1747 transitions. [2019-11-20 04:53:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 04:53:01,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:01,927 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:53:02,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:02,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1381 states and 1753 transitions. [2019-11-20 04:53:02,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1753 transitions. [2019-11-20 04:53:02,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 04:53:02,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:02,765 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:53:03,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:03,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1398 states and 1771 transitions. [2019-11-20 04:53:03,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1771 transitions. [2019-11-20 04:53:03,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 04:53:03,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:03,349 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 04:53:03,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1404 states and 1776 transitions. [2019-11-20 04:53:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1776 transitions. [2019-11-20 04:53:03,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 04:53:03,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:03,750 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 04:53:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1411 states and 1783 transitions. [2019-11-20 04:53:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1783 transitions. [2019-11-20 04:53:04,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 04:53:04,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:04,106 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 04:53:05,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:05,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1416 states and 1788 transitions. [2019-11-20 04:53:05,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1788 transitions. [2019-11-20 04:53:05,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 04:53:05,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:05,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:05,044 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:05,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1423 states and 1794 transitions. [2019-11-20 04:53:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1794 transitions. [2019-11-20 04:53:05,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 04:53:05,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:05,294 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 04:53:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1431 states and 1804 transitions. [2019-11-20 04:53:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1804 transitions. [2019-11-20 04:53:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 04:53:06,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 04:53:06,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:06,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1436 states and 1808 transitions. [2019-11-20 04:53:06,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1808 transitions. [2019-11-20 04:53:06,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 04:53:06,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:06,886 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 04:53:07,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:07,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1442 states and 1813 transitions. [2019-11-20 04:53:07,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1813 transitions. [2019-11-20 04:53:07,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 04:53:07,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:07,263 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:53:07,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1452 states and 1822 transitions. [2019-11-20 04:53:07,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1822 transitions. [2019-11-20 04:53:07,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 04:53:07,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:07,524 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:07,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1460 states and 1829 transitions. [2019-11-20 04:53:07,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1829 transitions. [2019-11-20 04:53:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 04:53:07,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:08,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:08,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1478 states and 1849 transitions. [2019-11-20 04:53:08,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1849 transitions. [2019-11-20 04:53:08,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 04:53:08,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1483 states and 1853 transitions. [2019-11-20 04:53:09,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1853 transitions. [2019-11-20 04:53:09,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:53:09,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:09,396 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 04:53:09,630 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2019-11-20 04:53:09,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:09,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1493 states and 1867 transitions. [2019-11-20 04:53:09,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1867 transitions. [2019-11-20 04:53:09,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:53:09,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 04:53:10,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:10,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1497 states and 1873 transitions. [2019-11-20 04:53:10,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1873 transitions. [2019-11-20 04:53:10,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 04:53:10,774 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:10,824 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 04:53:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:11,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1500 states and 1876 transitions. [2019-11-20 04:53:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1876 transitions. [2019-11-20 04:53:11,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 04:53:11,313 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 04:53:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:13,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1555 states and 1943 transitions. [2019-11-20 04:53:13,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1943 transitions. [2019-11-20 04:53:13,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 04:53:13,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:13,414 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 04:53:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:15,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1590 states and 1981 transitions. [2019-11-20 04:53:15,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1981 transitions. [2019-11-20 04:53:15,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 04:53:15,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:15,568 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 04:53:15,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:15,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1594 states and 1987 transitions. [2019-11-20 04:53:15,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1987 transitions. [2019-11-20 04:53:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 04:53:15,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:16,061 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:53:17,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:17,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1609 states and 2006 transitions. [2019-11-20 04:53:17,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2006 transitions. [2019-11-20 04:53:17,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 04:53:17,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:17,431 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:53:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:17,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1617 states and 2013 transitions. [2019-11-20 04:53:17,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2013 transitions. [2019-11-20 04:53:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:17,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:17,927 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:19,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:19,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1642 states and 2044 transitions. [2019-11-20 04:53:19,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2044 transitions. [2019-11-20 04:53:19,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:19,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:20,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:20,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1649 states and 2051 transitions. [2019-11-20 04:53:20,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2051 transitions. [2019-11-20 04:53:20,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:20,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:20,205 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:21,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1660 states and 2065 transitions. [2019-11-20 04:53:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2065 transitions. [2019-11-20 04:53:21,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:21,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1673 states and 2081 transitions. [2019-11-20 04:53:22,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2081 transitions. [2019-11-20 04:53:22,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:22,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:23,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:23,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1686 states and 2095 transitions. [2019-11-20 04:53:23,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 2095 transitions. [2019-11-20 04:53:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:23,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:24,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:24,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1697 states and 2105 transitions. [2019-11-20 04:53:24,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2105 transitions. [2019-11-20 04:53:24,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:24,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:24,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:24,130 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:24,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1698 states and 2105 transitions. [2019-11-20 04:53:24,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2105 transitions. [2019-11-20 04:53:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:24,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:24,469 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1705 states and 2111 transitions. [2019-11-20 04:53:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2111 transitions. [2019-11-20 04:53:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:24,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:25,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:25,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1706 states and 2111 transitions. [2019-11-20 04:53:25,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2111 transitions. [2019-11-20 04:53:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:25,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:25,118 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:25,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:25,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1710 states and 2114 transitions. [2019-11-20 04:53:25,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2114 transitions. [2019-11-20 04:53:25,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:25,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:26,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1721 states and 2126 transitions. [2019-11-20 04:53:26,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2126 transitions. [2019-11-20 04:53:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:26,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:26,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:26,517 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:26,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:26,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1725 states and 2130 transitions. [2019-11-20 04:53:26,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2130 transitions. [2019-11-20 04:53:26,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:26,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:27,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:27,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1729 states and 2134 transitions. [2019-11-20 04:53:27,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2134 transitions. [2019-11-20 04:53:27,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:27,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:27,513 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:53:29,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:29,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1739 states and 2155 transitions. [2019-11-20 04:53:29,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2155 transitions. [2019-11-20 04:53:29,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:29,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:29,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:53:29,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:29,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1745 states and 2160 transitions. [2019-11-20 04:53:29,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2160 transitions. [2019-11-20 04:53:29,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:29,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:29,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:53:30,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1752 states and 2168 transitions. [2019-11-20 04:53:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2168 transitions. [2019-11-20 04:53:30,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:30,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:30,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:30,802 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:53:31,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:31,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1756 states and 2171 transitions. [2019-11-20 04:53:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2171 transitions. [2019-11-20 04:53:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 04:53:31,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:31,226 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:53:31,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1766 states and 2180 transitions. [2019-11-20 04:53:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2180 transitions. [2019-11-20 04:53:31,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 04:53:31,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:31,386 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:53:32,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:32,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1771 states and 2187 transitions. [2019-11-20 04:53:32,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2187 transitions. [2019-11-20 04:53:32,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 04:53:32,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:32,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:32,503 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:53:32,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:32,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1776 states and 2191 transitions. [2019-11-20 04:53:32,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2191 transitions. [2019-11-20 04:53:32,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 04:53:32,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:32,933 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:53:33,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:33,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1779 states and 2193 transitions. [2019-11-20 04:53:33,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2193 transitions. [2019-11-20 04:53:33,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 04:53:33,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:33,201 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:53:33,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:33,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1781 states and 2194 transitions. [2019-11-20 04:53:33,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2194 transitions. [2019-11-20 04:53:33,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:53:33,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:33,754 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 04:53:33,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:33,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1782 states and 2194 transitions. [2019-11-20 04:53:33,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2194 transitions. [2019-11-20 04:53:33,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:53:33,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:33,832 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 04:53:34,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:34,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1786 states and 2199 transitions. [2019-11-20 04:53:34,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2199 transitions. [2019-11-20 04:53:34,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 04:53:34,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:34,252 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 04:53:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:34,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1789 states and 2201 transitions. [2019-11-20 04:53:34,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2201 transitions. [2019-11-20 04:53:34,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 04:53:34,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-11-20 04:53:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:36,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1827 states and 2242 transitions. [2019-11-20 04:53:36,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2242 transitions. [2019-11-20 04:53:36,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 04:53:36,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:53:36,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:36,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1833 states and 2248 transitions. [2019-11-20 04:53:36,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2248 transitions. [2019-11-20 04:53:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 04:53:36,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:36,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:36,762 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:53:37,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:37,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1835 states and 2249 transitions. [2019-11-20 04:53:37,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2249 transitions. [2019-11-20 04:53:37,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 04:53:37,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:37,075 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:53:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1841 states and 2255 transitions. [2019-11-20 04:53:37,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2255 transitions. [2019-11-20 04:53:37,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 04:53:37,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:37,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 04:53:37,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1843 states and 2256 transitions. [2019-11-20 04:53:37,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2256 transitions. [2019-11-20 04:53:37,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 04:53:37,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:37,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:37,818 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-11-20 04:53:38,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1846 states and 2260 transitions. [2019-11-20 04:53:38,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2260 transitions. [2019-11-20 04:53:38,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 04:53:38,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:38,116 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:38,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:38,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1848 states and 2261 transitions. [2019-11-20 04:53:38,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2261 transitions. [2019-11-20 04:53:38,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:53:38,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:38,492 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 04:53:39,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:39,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1867 states and 2284 transitions. [2019-11-20 04:53:39,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2284 transitions. [2019-11-20 04:53:39,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:53:39,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 04:53:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1871 states and 2289 transitions. [2019-11-20 04:53:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2289 transitions. [2019-11-20 04:53:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 04:53:40,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:40,497 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 04:53:41,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:41,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1874 states and 2292 transitions. [2019-11-20 04:53:41,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2292 transitions. [2019-11-20 04:53:41,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-20 04:53:41,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:41,111 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:41,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1886 states and 2303 transitions. [2019-11-20 04:53:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2303 transitions. [2019-11-20 04:53:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 04:53:41,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 04:53:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:41,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1893 states and 2310 transitions. [2019-11-20 04:53:41,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2310 transitions. [2019-11-20 04:53:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 04:53:41,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:41,519 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 04:53:41,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1904 states and 2320 transitions. [2019-11-20 04:53:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2320 transitions. [2019-11-20 04:53:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 04:53:41,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:41,834 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 04:53:42,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:42,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1908 states and 2323 transitions. [2019-11-20 04:53:42,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2323 transitions. [2019-11-20 04:53:42,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 04:53:42,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 04:53:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:42,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1909 states and 2323 transitions. [2019-11-20 04:53:42,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2323 transitions. [2019-11-20 04:53:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 04:53:42,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:42,634 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2019-11-20 04:53:44,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1934 states and 2349 transitions. [2019-11-20 04:53:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2349 transitions. [2019-11-20 04:53:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 04:53:44,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:44,410 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 04:53:44,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:44,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 1966 states and 2385 transitions. [2019-11-20 04:53:44,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2385 transitions. [2019-11-20 04:53:44,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 04:53:44,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:44,595 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 04:53:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1969 states and 2387 transitions. [2019-11-20 04:53:45,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2387 transitions. [2019-11-20 04:53:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 04:53:45,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:45,109 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 04:53:45,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:45,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1972 states and 2389 transitions. [2019-11-20 04:53:45,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2389 transitions. [2019-11-20 04:53:45,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 04:53:45,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:45,635 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 04:53:46,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:46,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 1975 states and 2394 transitions. [2019-11-20 04:53:46,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2394 transitions. [2019-11-20 04:53:46,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 04:53:46,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:46,168 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-11-20 04:53:46,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:46,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1978 states and 2398 transitions. [2019-11-20 04:53:46,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2398 transitions. [2019-11-20 04:53:46,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 04:53:46,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:47,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:47,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2004 states and 2424 transitions. [2019-11-20 04:53:47,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2424 transitions. [2019-11-20 04:53:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 04:53:47,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:47,585 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:47,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:47,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2005 states and 2424 transitions. [2019-11-20 04:53:47,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2424 transitions. [2019-11-20 04:53:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 04:53:47,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:47,719 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:50,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2033 states and 2462 transitions. [2019-11-20 04:53:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2462 transitions. [2019-11-20 04:53:50,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 04:53:50,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:50,491 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:51,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2038 states and 2467 transitions. [2019-11-20 04:53:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2467 transitions. [2019-11-20 04:53:51,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 04:53:51,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:51,699 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 04:53:52,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:52,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2040 states and 2468 transitions. [2019-11-20 04:53:52,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2468 transitions. [2019-11-20 04:53:52,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 04:53:52,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:52,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:52,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2046 states and 2474 transitions. [2019-11-20 04:53:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2474 transitions. [2019-11-20 04:53:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 04:53:52,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:52,386 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:52,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2047 states and 2476 transitions. [2019-11-20 04:53:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2476 transitions. [2019-11-20 04:53:52,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 04:53:52,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:52,976 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:53,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2050 states and 2479 transitions. [2019-11-20 04:53:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2479 transitions. [2019-11-20 04:53:53,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 04:53:53,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:53,484 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 04:53:54,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:54,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2053 states and 2482 transitions. [2019-11-20 04:53:54,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2482 transitions. [2019-11-20 04:53:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 04:53:54,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 04:53:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:54,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2055 states and 2483 transitions. [2019-11-20 04:53:54,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2483 transitions. [2019-11-20 04:53:54,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 04:53:54,510 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:54,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:54,569 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 04:53:54,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:54,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2059 states and 2487 transitions. [2019-11-20 04:53:54,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2487 transitions. [2019-11-20 04:53:54,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 04:53:54,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 04:53:55,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:53:55,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2071 states and 2498 transitions. [2019-11-20 04:53:55,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2498 transitions. [2019-11-20 04:53:55,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 04:53:55,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:53:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:53:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:53:59,103 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2019-11-20 04:54:02,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2122 states and 2550 transitions. [2019-11-20 04:54:02,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2550 transitions. [2019-11-20 04:54:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 04:54:02,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2019-11-20 04:54:03,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2128 states and 2555 transitions. [2019-11-20 04:54:03,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2555 transitions. [2019-11-20 04:54:03,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 04:54:03,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:03,056 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 04:54:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:03,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2131 states and 2558 transitions. [2019-11-20 04:54:03,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2558 transitions. [2019-11-20 04:54:03,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:54:03,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:03,587 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:54:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:05,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2163 states and 2593 transitions. [2019-11-20 04:54:05,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2593 transitions. [2019-11-20 04:54:05,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:54:05,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:05,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:05,196 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:54:06,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:06,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2181 states and 2611 transitions. [2019-11-20 04:54:06,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2611 transitions. [2019-11-20 04:54:06,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:54:06,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:06,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:54:07,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:07,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2210 states and 2640 transitions. [2019-11-20 04:54:07,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2640 transitions. [2019-11-20 04:54:07,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:54:07,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:07,570 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:54:08,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:08,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2225 states and 2656 transitions. [2019-11-20 04:54:08,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2656 transitions. [2019-11-20 04:54:08,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 04:54:08,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:08,979 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2019-11-20 04:54:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2227 states and 2657 transitions. [2019-11-20 04:54:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2657 transitions. [2019-11-20 04:54:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 04:54:09,588 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:09,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:10,947 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 04:54:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2244 states and 2674 transitions. [2019-11-20 04:54:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2674 transitions. [2019-11-20 04:54:13,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 04:54:13,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:13,653 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 04:54:15,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:15,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2293 states and 2723 transitions. [2019-11-20 04:54:15,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2723 transitions. [2019-11-20 04:54:15,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 04:54:15,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 04:54:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2299 states and 2728 transitions. [2019-11-20 04:54:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2728 transitions. [2019-11-20 04:54:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 04:54:16,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:16,186 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2019-11-20 04:54:16,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:16,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2301 states and 2730 transitions. [2019-11-20 04:54:16,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 2730 transitions. [2019-11-20 04:54:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 04:54:16,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:17,057 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-11-20 04:54:20,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:20,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2380 states and 2811 transitions. [2019-11-20 04:54:20,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2811 transitions. [2019-11-20 04:54:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 04:54:20,710 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 04:54:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2411 states and 2841 transitions. [2019-11-20 04:54:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2841 transitions. [2019-11-20 04:54:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 04:54:22,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:22,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2019-11-20 04:54:22,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:22,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2412 states and 2841 transitions. [2019-11-20 04:54:22,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2841 transitions. [2019-11-20 04:54:22,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-20 04:54:22,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:54:28,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2432 states and 2869 transitions. [2019-11-20 04:54:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2869 transitions. [2019-11-20 04:54:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:28,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:30,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2455 states and 2896 transitions. [2019-11-20 04:54:30,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 2896 transitions. [2019-11-20 04:54:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:30,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:30,831 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:32,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2459 states and 2905 transitions. [2019-11-20 04:54:32,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 2905 transitions. [2019-11-20 04:54:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:32,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:32,975 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:36,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:36,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2477 states and 2923 transitions. [2019-11-20 04:54:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 2923 transitions. [2019-11-20 04:54:36,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:36,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:37,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:37,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2485 states and 2930 transitions. [2019-11-20 04:54:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 2930 transitions. [2019-11-20 04:54:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:37,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:37,907 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 2499 states and 2947 transitions. [2019-11-20 04:54:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 2947 transitions. [2019-11-20 04:54:39,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:39,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:39,940 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:41,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2510 states and 2958 transitions. [2019-11-20 04:54:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 2958 transitions. [2019-11-20 04:54:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:41,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:41,356 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:42,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:42,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 2523 states and 2971 transitions. [2019-11-20 04:54:42,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2971 transitions. [2019-11-20 04:54:42,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:42,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:42,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:44,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:44,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 2550 states and 3001 transitions. [2019-11-20 04:54:44,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 3001 transitions. [2019-11-20 04:54:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:44,550 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:45,028 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 24 [2019-11-20 04:54:45,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 2556 states and 3006 transitions. [2019-11-20 04:54:45,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 3006 transitions. [2019-11-20 04:54:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:45,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:46,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:46,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 2560 states and 3010 transitions. [2019-11-20 04:54:46,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3010 transitions. [2019-11-20 04:54:46,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:46,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:47,058 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 04:54:48,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:48,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2564 states and 3014 transitions. [2019-11-20 04:54:48,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3014 transitions. [2019-11-20 04:54:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 04:54:48,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:48,565 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:54:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:50,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2571 states and 3023 transitions. [2019-11-20 04:54:50,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3023 transitions. [2019-11-20 04:54:50,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 04:54:50,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 04:54:56,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:56,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 2626 states and 3080 transitions. [2019-11-20 04:54:56,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 3080 transitions. [2019-11-20 04:54:56,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 04:54:56,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:56,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:56,599 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 04:54:57,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:57,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2649 states and 3102 transitions. [2019-11-20 04:54:57,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 3102 transitions. [2019-11-20 04:54:57,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 04:54:57,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:57,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:57,640 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:54:58,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:54:58,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2651 states and 3103 transitions. [2019-11-20 04:54:58,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3103 transitions. [2019-11-20 04:54:58,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 04:54:58,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:54:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:54:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:00,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:00,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 2679 states and 3133 transitions. [2019-11-20 04:55:00,665 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 3133 transitions. [2019-11-20 04:55:00,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 04:55:00,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:00,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:00,795 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3157 states to 2701 states and 3157 transitions. [2019-11-20 04:55:02,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3157 transitions. [2019-11-20 04:55:02,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 04:55:02,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:02,836 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:05,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:05,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3186 states to 2729 states and 3186 transitions. [2019-11-20 04:55:05,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 3186 transitions. [2019-11-20 04:55:05,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 04:55:05,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:05,260 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:06,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:06,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 2732 states and 3188 transitions. [2019-11-20 04:55:06,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3188 transitions. [2019-11-20 04:55:06,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 04:55:06,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:06,374 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:07,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 2735 states and 3190 transitions. [2019-11-20 04:55:07,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2735 states and 3190 transitions. [2019-11-20 04:55:07,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 04:55:07,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:07,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:07,462 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 04:55:08,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:08,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 2739 states and 3201 transitions. [2019-11-20 04:55:08,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 3201 transitions. [2019-11-20 04:55:08,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 04:55:08,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 04:55:09,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:09,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 2741 states and 3203 transitions. [2019-11-20 04:55:09,029 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3203 transitions. [2019-11-20 04:55:09,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 04:55:09,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 04:55:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2759 states and 3223 transitions. [2019-11-20 04:55:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 3223 transitions. [2019-11-20 04:55:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 04:55:14,123 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-11-20 04:55:17,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:17,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 2772 states and 3235 transitions. [2019-11-20 04:55:17,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2772 states and 3235 transitions. [2019-11-20 04:55:17,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 04:55:17,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:20,044 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:26,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2844 states and 3309 transitions. [2019-11-20 04:55:26,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3309 transitions. [2019-11-20 04:55:26,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 04:55:26,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:26,506 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:27,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:27,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2847 states and 3311 transitions. [2019-11-20 04:55:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 3311 transitions. [2019-11-20 04:55:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 04:55:27,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:27,587 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 04:55:28,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:28,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3311 states to 2848 states and 3311 transitions. [2019-11-20 04:55:28,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 3311 transitions. [2019-11-20 04:55:28,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:28,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:28,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:31,109 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:55:39,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2887 states and 3368 transitions. [2019-11-20 04:55:39,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3368 transitions. [2019-11-20 04:55:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:39,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:55:42,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:42,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2894 states and 3378 transitions. [2019-11-20 04:55:42,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 3378 transitions. [2019-11-20 04:55:42,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:42,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:42,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:43,533 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:55:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 2896 states and 3383 transitions. [2019-11-20 04:55:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 3383 transitions. [2019-11-20 04:55:44,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:44,388 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:55:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:46,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 2901 states and 3388 transitions. [2019-11-20 04:55:46,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 3388 transitions. [2019-11-20 04:55:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:46,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:55:48,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:48,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 2904 states and 3390 transitions. [2019-11-20 04:55:48,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 3390 transitions. [2019-11-20 04:55:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:48,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:55:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 2907 states and 3392 transitions. [2019-11-20 04:55:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3392 transitions. [2019-11-20 04:55:49,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:49,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:55:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:51,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 2909 states and 3394 transitions. [2019-11-20 04:55:51,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3394 transitions. [2019-11-20 04:55:51,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:51,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 04:55:54,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 2944 states and 3431 transitions. [2019-11-20 04:55:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 3431 transitions. [2019-11-20 04:55:54,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 04:55:54,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:54,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:55,087 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 04:55:56,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:55:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3434 states to 2948 states and 3434 transitions. [2019-11-20 04:55:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3434 transitions. [2019-11-20 04:55:56,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 04:55:56,017 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:55:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:55:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:56:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 2976 states and 3478 transitions. [2019-11-20 04:56:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3478 transitions. [2019-11-20 04:56:02,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 04:56:02,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:56:06,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 2983 states and 3488 transitions. [2019-11-20 04:56:06,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 3488 transitions. [2019-11-20 04:56:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 04:56:06,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:07,857 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:56:08,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:08,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 2985 states and 3493 transitions. [2019-11-20 04:56:08,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 3493 transitions. [2019-11-20 04:56:08,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 04:56:08,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:56:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:10,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 2988 states and 3495 transitions. [2019-11-20 04:56:10,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3495 transitions. [2019-11-20 04:56:10,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 04:56:10,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:11,576 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:56:12,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 2990 states and 3497 transitions. [2019-11-20 04:56:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 3497 transitions. [2019-11-20 04:56:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 04:56:12,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:56:14,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:14,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 2995 states and 3502 transitions. [2019-11-20 04:56:14,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2995 states and 3502 transitions. [2019-11-20 04:56:14,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 04:56:14,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:15,518 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2019-11-20 04:56:16,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:16,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 2998 states and 3504 transitions. [2019-11-20 04:56:16,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3504 transitions. [2019-11-20 04:56:16,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 04:56:16,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 04:56:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:20,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 3049 states and 3562 transitions. [2019-11-20 04:56:20,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 3562 transitions. [2019-11-20 04:56:20,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 04:56:20,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:20,319 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 04:56:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:22,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3062 states and 3578 transitions. [2019-11-20 04:56:22,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3578 transitions. [2019-11-20 04:56:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 04:56:22,317 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:22,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 04:56:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:23,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 3076 states and 3593 transitions. [2019-11-20 04:56:23,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3593 transitions. [2019-11-20 04:56:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 04:56:23,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:23,982 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 04:56:25,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3104 states and 3623 transitions. [2019-11-20 04:56:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 3623 transitions. [2019-11-20 04:56:25,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 04:56:25,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 04:56:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:26,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3633 states to 3115 states and 3633 transitions. [2019-11-20 04:56:26,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 3633 transitions. [2019-11-20 04:56:26,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 04:56:26,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:26,547 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 04:56:28,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3643 states to 3124 states and 3643 transitions. [2019-11-20 04:56:28,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 3643 transitions. [2019-11-20 04:56:28,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 04:56:28,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 04:56:29,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:29,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3130 states and 3648 transitions. [2019-11-20 04:56:29,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3648 transitions. [2019-11-20 04:56:29,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 04:56:29,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:29,275 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 04:56:30,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:30,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 3143 states and 3661 transitions. [2019-11-20 04:56:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3143 states and 3661 transitions. [2019-11-20 04:56:30,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 04:56:30,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:30,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 04:56:30,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:30,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3145 states and 3663 transitions. [2019-11-20 04:56:30,674 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 3663 transitions. [2019-11-20 04:56:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 04:56:30,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:30,824 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 04:56:31,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 3149 states and 3666 transitions. [2019-11-20 04:56:31,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 3666 transitions. [2019-11-20 04:56:31,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:31,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:31,622 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:36,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3179 states and 3705 transitions. [2019-11-20 04:56:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 3705 transitions. [2019-11-20 04:56:36,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:36,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:36,375 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3200 states and 3730 transitions. [2019-11-20 04:56:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 3730 transitions. [2019-11-20 04:56:38,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:38,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3229 states and 3767 transitions. [2019-11-20 04:56:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 3767 transitions. [2019-11-20 04:56:43,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:43,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 3241 states and 3778 transitions. [2019-11-20 04:56:44,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 3778 transitions. [2019-11-20 04:56:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:44,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:44,212 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3253 states and 3789 transitions. [2019-11-20 04:56:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 3789 transitions. [2019-11-20 04:56:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:44,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:45,038 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:45,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:45,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 3254 states and 3790 transitions. [2019-11-20 04:56:45,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 3790 transitions. [2019-11-20 04:56:45,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:45,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:46,131 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:47,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 3267 states and 3803 transitions. [2019-11-20 04:56:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3267 states and 3803 transitions. [2019-11-20 04:56:47,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 04:56:47,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:47,883 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2019-11-20 04:56:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3281 states and 3817 transitions. [2019-11-20 04:56:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 3817 transitions. [2019-11-20 04:56:50,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-20 04:56:50,808 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:50,916 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-11-20 04:56:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 3285 states and 3820 transitions. [2019-11-20 04:56:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 3820 transitions. [2019-11-20 04:56:51,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 04:56:51,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2019-11-20 04:56:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:51,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 3286 states and 3820 transitions. [2019-11-20 04:56:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 3820 transitions. [2019-11-20 04:56:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:56:51,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:56:54,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 3304 states and 3846 transitions. [2019-11-20 04:56:54,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3304 states and 3846 transitions. [2019-11-20 04:56:54,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:56:54,720 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:54,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:56:54,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3848 states to 3305 states and 3848 transitions. [2019-11-20 04:56:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 3848 transitions. [2019-11-20 04:56:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:56:54,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:54,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:55,150 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:56:56,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:56,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3311 states and 3853 transitions. [2019-11-20 04:56:56,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3311 states and 3853 transitions. [2019-11-20 04:56:56,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:56:56,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:56:57,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:57,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3322 states and 3864 transitions. [2019-11-20 04:56:57,219 INFO L276 IsEmpty]: Start isEmpty. Operand 3322 states and 3864 transitions. [2019-11-20 04:56:57,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:56:57,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:56:57,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:58,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 3328 states and 3869 transitions. [2019-11-20 04:56:58,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3869 transitions. [2019-11-20 04:56:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:56:58,004 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:56:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:56:59,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 3339 states and 3880 transitions. [2019-11-20 04:56:59,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3880 transitions. [2019-11-20 04:56:59,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:56:59,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:56:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:56:59,762 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:57:00,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3346 states and 3887 transitions. [2019-11-20 04:57:00,698 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 3887 transitions. [2019-11-20 04:57:00,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:57:00,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:00,948 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:57:01,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3350 states and 3890 transitions. [2019-11-20 04:57:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3890 transitions. [2019-11-20 04:57:01,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 04:57:01,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:01,938 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 04:57:03,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:03,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3356 states and 3895 transitions. [2019-11-20 04:57:03,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 3895 transitions. [2019-11-20 04:57:03,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 04:57:03,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:03,604 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2019-11-20 04:57:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:05,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3366 states and 3904 transitions. [2019-11-20 04:57:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 3904 transitions. [2019-11-20 04:57:05,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:05,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:05,748 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:07,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:07,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3379 states and 3916 transitions. [2019-11-20 04:57:07,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3379 states and 3916 transitions. [2019-11-20 04:57:07,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:07,175 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:07,416 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:07,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3922 states to 3386 states and 3922 transitions. [2019-11-20 04:57:07,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 3922 transitions. [2019-11-20 04:57:07,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:07,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:09,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3926 states to 3390 states and 3926 transitions. [2019-11-20 04:57:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 3926 transitions. [2019-11-20 04:57:09,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:09,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:09,416 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 3401 states and 3940 transitions. [2019-11-20 04:57:10,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 3940 transitions. [2019-11-20 04:57:10,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:10,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:11,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:12,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:12,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3409 states and 3948 transitions. [2019-11-20 04:57:12,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3948 transitions. [2019-11-20 04:57:12,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:12,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:13,062 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:14,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:14,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3410 states and 3949 transitions. [2019-11-20 04:57:14,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3410 states and 3949 transitions. [2019-11-20 04:57:14,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:14,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:14,361 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:14,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3417 states and 3955 transitions. [2019-11-20 04:57:14,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 3955 transitions. [2019-11-20 04:57:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 04:57:14,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 04:57:14,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:57:15,082 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 04:57:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 04:57:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3146 states and 3654 transitions. [2019-11-20 04:57:15,972 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 3654 transitions. [2019-11-20 04:57:15,974 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 04:57:15,974 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 288 iterations. [2019-11-20 04:57:15,982 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 04:57:16,186 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2019-11-20 04:57:16,724 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2019-11-20 04:57:16,957 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2019-11-20 04:57:17,184 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 04:57:17,387 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 04:57:17,491 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 17 [2019-11-20 04:57:17,686 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 04:57:17,908 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2019-11-20 04:57:18,088 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2019-11-20 04:57:18,269 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2019-11-20 04:57:18,473 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 17 [2019-11-20 04:57:18,759 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 04:57:18,958 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 04:57:19,248 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-11-20 04:57:19,396 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 17 [2019-11-20 04:57:19,573 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 04:57:19,749 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 04:57:20,021 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2019-11-20 04:57:20,194 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 04:57:20,371 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 17 [2019-11-20 04:57:20,551 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2019-11-20 04:57:20,701 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 04:57:20,838 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 04:57:21,130 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2019-11-20 04:57:21,521 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 59 [2019-11-20 04:57:21,698 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2019-11-20 04:57:21,936 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2019-11-20 04:57:22,110 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 04:57:22,270 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 04:57:22,444 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2019-11-20 04:57:22,646 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 04:57:22,814 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2019-11-20 04:57:22,972 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2019-11-20 04:57:23,109 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 04:57:23,248 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 17 [2019-11-20 04:57:23,407 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 04:57:23,676 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2019-11-20 04:57:23,857 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 04:57:24,013 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 04:57:24,243 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 04:57:24,411 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2019-11-20 04:57:24,563 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 17 [2019-11-20 04:57:24,740 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 04:57:25,046 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 17 [2019-11-20 04:57:25,275 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 04:57:25,519 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2019-11-20 04:57:25,655 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 04:57:25,774 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 17 [2019-11-20 04:57:26,084 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 04:57:26,293 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 04:57:26,512 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2019-11-20 04:57:26,785 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2019-11-20 04:57:26,937 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 04:57:27,080 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 17 [2019-11-20 04:57:27,258 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 04:57:27,536 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2019-11-20 04:57:27,711 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2019-11-20 04:57:27,954 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 17 [2019-11-20 04:57:28,134 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2019-11-20 04:57:28,319 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 17 [2019-11-20 04:57:28,872 WARN L191 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 04:57:29,092 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2019-11-20 04:57:29,311 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 17 [2019-11-20 04:57:29,641 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-11-20 04:57:29,830 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2019-11-20 04:57:29,932 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 17 [2019-11-20 04:57:30,120 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 04:57:30,121 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 04:57:30,125 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-11-20 04:57:30,132 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-11-20 04:57:30,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:57:30 ImpRootNode [2019-11-20 04:57:30,134 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 04:57:30,134 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:57:30,135 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:57:30,135 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:57:30,136 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:51:41" (3/4) ... [2019-11-20 04:57:30,140 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 04:57:30,166 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2019-11-20 04:57:30,168 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 04:57:30,170 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 04:57:30,172 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 04:57:30,310 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f823d49a-697a-47a0-bba6-c910359221f0/bin/ukojak/witness.graphml [2019-11-20 04:57:30,311 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:57:30,312 INFO L168 Benchmark]: Toolchain (without parser) took 352517.26 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 944.7 MB in the beginning and 3.8 GB in the end (delta: -2.8 GB). Peak memory consumption was 845.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:57:30,313 INFO L168 Benchmark]: CDTParser took 0.33 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 04:57:30,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2019-11-20 04:57:30,314 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:57:30,314 INFO L168 Benchmark]: Boogie Preprocessor took 100.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 04:57:30,315 INFO L168 Benchmark]: RCFGBuilder took 2407.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 217.7 MB). Peak memory consumption was 217.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:57:30,315 INFO L168 Benchmark]: CodeCheck took 349010.69 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 889.1 MB in the beginning and 3.8 GB in the end (delta: -3.0 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2019-11-20 04:57:30,316 INFO L168 Benchmark]: Witness Printer took 176.40 ms. Allocated memory is still 4.7 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. [2019-11-20 04:57:30,318 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: 334.8s, OverallIterations: 288, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 524288 SDtfs, 912647432 SDslu, 3145728 SDs, 0 SdLazy, -393369500 SolverSat, 202113664 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2288.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 359762 GetRequests, 352624 SyntacticMatches, 5128 SemanticMatches, 2010 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3188833 ImplicationChecksByTransitivity, 285.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.3s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 37.7s InterpolantComputationTime, 54075 NumberOfCodeBlocks, 54075 NumberOfCodeBlocksAsserted, 287 NumberOfCheckSat, 53788 ConstructedInterpolants, 0 QuantifiedInterpolants, 35844322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 287 InterpolantComputations, 205 PerfectInterpolantSequences, 51632/52969 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: 484]: 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: (!(1 == a11) || (!(8 == a28) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(1 == a11) || (!(8 == a28) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 717.44 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2407.57 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.1 MB in the end (delta: 217.7 MB). Peak memory consumption was 217.7 MB. Max. memory is 11.5 GB. * CodeCheck took 349010.69 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 889.1 MB in the beginning and 3.8 GB in the end (delta: -3.0 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 176.40 ms. Allocated memory is still 4.7 GB. Free memory was 3.8 GB in the beginning and 3.8 GB in the end (delta: 88.3 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...