./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label51.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_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label51.c -s /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/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 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 02:53:29,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:53:29,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:53:29,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:53:29,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:53:29,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:53:29,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:53:29,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:53:29,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:53:29,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:53:29,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:53:29,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:53:29,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:53:29,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:53:29,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:53:29,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:53:29,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:53:29,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:53:29,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:53:29,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:53:29,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:53:29,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:53:29,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:53:29,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:53:29,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:53:29,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:53:29,791 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:53:29,793 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:53:29,794 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:53:29,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:53:29,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:53:29,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:53:29,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:53:29,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:53:29,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:53:29,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:53:29,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:53:29,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:53:29,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:53:29,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:53:29,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:53:29,803 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 02:53:29,831 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:53:29,831 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:53:29,832 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 02:53:29,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 02:53:29,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:53:29,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:53:29,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:53:29,833 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:53:29,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:53:29,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:53:29,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:53:29,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:53:29,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:53:29,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:53:29,835 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:53:29,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:53:29,835 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:53:29,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:53:29,846 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:53:29,846 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:53:29,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:53:29,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:53:29,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:53:29,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:53:29,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:53:29,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:53:29,848 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 02:53:29,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:53:29,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:53:29,848 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_850be3cc-371d-4902-acfd-8e690affea2b/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 -> 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf [2019-11-20 02:53:30,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:53:30,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:53:30,056 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:53:30,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:53:30,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:53:30,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label51.c [2019-11-20 02:53:30,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/data/fa0db7a6b/06b30931c02241dcb6cf3485ac0ddbac/FLAGd9b25b8df [2019-11-20 02:53:30,668 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:53:30,668 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/sv-benchmarks/c/eca-rers2012/Problem02_label51.c [2019-11-20 02:53:30,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/data/fa0db7a6b/06b30931c02241dcb6cf3485ac0ddbac/FLAGd9b25b8df [2019-11-20 02:53:30,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/data/fa0db7a6b/06b30931c02241dcb6cf3485ac0ddbac [2019-11-20 02:53:30,971 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:53:30,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:53:30,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:53:30,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:53:30,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:53:30,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:53:30" (1/1) ... [2019-11-20 02:53:30,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b3c7c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:30, skipping insertion in model container [2019-11-20 02:53:30,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:53:30" (1/1) ... [2019-11-20 02:53:30,993 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:53:31,036 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:53:31,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:53:31,600 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:53:31,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:53:31,723 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:53:31,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31 WrapperNode [2019-11-20 02:53:31,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:53:31,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:53:31,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:53:31,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:53:31,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:53:31,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:53:31,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:53:31,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:53:31,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... [2019-11-20 02:53:31,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:53:31,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:53:31,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:53:31,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:53:31,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:53:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/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 02:53:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:53:31,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:53:34,646 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:53:34,647 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 02:53:34,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:53:34 BoogieIcfgContainer [2019-11-20 02:53:34,648 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:53:34,649 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 02:53:34,649 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 02:53:34,661 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 02:53:34,662 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:53:34" (1/1) ... [2019-11-20 02:53:34,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:53:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:34,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 02:53:34,719 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 02:53:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 02:53:34,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:35,099 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 02:53:36,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:36,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2019-11-20 02:53:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2019-11-20 02:53:36,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 02:53:36,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:36,389 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 02:53:36,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:36,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2019-11-20 02:53:36,733 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2019-11-20 02:53:36,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 02:53:36,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:36,816 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 02:53:37,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:37,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2019-11-20 02:53:37,008 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2019-11-20 02:53:37,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-11-20 02:53:37,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:37,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:37,109 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 02:53:37,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2019-11-20 02:53:37,496 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2019-11-20 02:53:37,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 02:53:37,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:37,666 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 02:53:38,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2019-11-20 02:53:38,004 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2019-11-20 02:53:38,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 02:53:38,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:38,042 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 02:53:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:38,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2019-11-20 02:53:38,081 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2019-11-20 02:53:38,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 02:53:38,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:38,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:38,120 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 02:53:38,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2019-11-20 02:53:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2019-11-20 02:53:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-11-20 02:53:38,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:38,359 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 02:53:38,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2019-11-20 02:53:38,566 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2019-11-20 02:53:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 02:53:38,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:38,614 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 02:53:38,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:38,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2019-11-20 02:53:38,663 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2019-11-20 02:53:38,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 02:53:38,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:38,707 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 02:53:38,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:38,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2019-11-20 02:53:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2019-11-20 02:53:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 02:53:38,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:38,823 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 02:53:38,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:38,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2019-11-20 02:53:38,999 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2019-11-20 02:53:39,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 02:53:39,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:39,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:39,043 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 02:53:39,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:39,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2019-11-20 02:53:39,068 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2019-11-20 02:53:39,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 02:53:39,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:39,115 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 02:53:39,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2019-11-20 02:53:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2019-11-20 02:53:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 02:53:39,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:39,322 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 02:53:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:39,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2019-11-20 02:53:39,413 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2019-11-20 02:53:39,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 02:53:39,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:39,563 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 02:53:40,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:40,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2019-11-20 02:53:40,303 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2019-11-20 02:53:40,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 02:53:40,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:40,371 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 02:53:41,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:41,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2019-11-20 02:53:41,128 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2019-11-20 02:53:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 02:53:41,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:41,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:41,174 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 02:53:41,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:41,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2019-11-20 02:53:41,720 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2019-11-20 02:53:41,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 02:53:41,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:41,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:41,767 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 02:53:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2019-11-20 02:53:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2019-11-20 02:53:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 02:53:42,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:42,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:42,073 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 02:53:42,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:42,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2019-11-20 02:53:42,114 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2019-11-20 02:53:42,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 02:53:42,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:42,155 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 02:53:42,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:42,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2019-11-20 02:53:42,355 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2019-11-20 02:53:42,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-11-20 02:53:42,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:42,458 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 02:53:43,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:43,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 297 states and 439 transitions. [2019-11-20 02:53:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2019-11-20 02:53:43,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 02:53:43,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:43,401 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 02:53:43,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:43,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 313 states and 456 transitions. [2019-11-20 02:53:43,944 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 456 transitions. [2019-11-20 02:53:43,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 02:53:43,946 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:44,107 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 02:53:44,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:44,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 317 states and 466 transitions. [2019-11-20 02:53:44,564 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 466 transitions. [2019-11-20 02:53:44,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 02:53:44,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:44,651 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 02:53:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:45,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 326 states and 478 transitions. [2019-11-20 02:53:45,076 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 478 transitions. [2019-11-20 02:53:45,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 02:53:45,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:45,214 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 02:53:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2019-11-20 02:53:45,750 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2019-11-20 02:53:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 02:53:45,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:45,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:45,797 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 02:53:46,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 342 states and 504 transitions. [2019-11-20 02:53:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 504 transitions. [2019-11-20 02:53:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 02:53:46,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:46,603 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 02:53:48,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:48,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 374 states and 546 transitions. [2019-11-20 02:53:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 546 transitions. [2019-11-20 02:53:48,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 02:53:48,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:48,386 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 02:53:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 380 states and 553 transitions. [2019-11-20 02:53:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 553 transitions. [2019-11-20 02:53:48,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 02:53:48,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:48,634 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 02:53:48,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:48,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 384 states and 558 transitions. [2019-11-20 02:53:48,974 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 558 transitions. [2019-11-20 02:53:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 02:53:48,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:49,183 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 02:53:49,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:49,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 394 states and 577 transitions. [2019-11-20 02:53:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 577 transitions. [2019-11-20 02:53:49,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 02:53:49,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:49,969 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 02:53:50,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 397 states and 581 transitions. [2019-11-20 02:53:50,241 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 581 transitions. [2019-11-20 02:53:50,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 02:53:50,242 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:50,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:50,284 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 02:53:50,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:50,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 399 states and 582 transitions. [2019-11-20 02:53:50,440 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 582 transitions. [2019-11-20 02:53:50,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 02:53:50,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:50,568 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 02:53:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:52,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 429 states and 618 transitions. [2019-11-20 02:53:52,025 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 618 transitions. [2019-11-20 02:53:52,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 02:53:52,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:52,099 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 02:53:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:52,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 441 states and 630 transitions. [2019-11-20 02:53:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 630 transitions. [2019-11-20 02:53:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 02:53:52,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:52,510 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 02:53:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 444 states and 633 transitions. [2019-11-20 02:53:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 633 transitions. [2019-11-20 02:53:52,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 02:53:52,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:52,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:52,593 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 02:53:52,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 451 states and 643 transitions. [2019-11-20 02:53:52,662 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 643 transitions. [2019-11-20 02:53:52,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 02:53:52,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:52,707 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 02:53:52,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:52,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 457 states and 648 transitions. [2019-11-20 02:53:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 648 transitions. [2019-11-20 02:53:52,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 02:53:52,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:52,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:52,950 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 02:53:53,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:53,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 467 states and 672 transitions. [2019-11-20 02:53:53,653 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 672 transitions. [2019-11-20 02:53:53,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-11-20 02:53:53,655 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:53,695 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 02:53:54,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 473 states and 679 transitions. [2019-11-20 02:53:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 679 transitions. [2019-11-20 02:53:54,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 02:53:54,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:54,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:54,250 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 02:53:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 474 states and 680 transitions. [2019-11-20 02:53:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 680 transitions. [2019-11-20 02:53:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 02:53:54,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:54,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:54,343 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 02:53:54,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:54,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 483 states and 690 transitions. [2019-11-20 02:53:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 690 transitions. [2019-11-20 02:53:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 02:53:54,561 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:54,692 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 02:53:55,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:55,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 501 states and 714 transitions. [2019-11-20 02:53:55,407 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 714 transitions. [2019-11-20 02:53:55,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 02:53:55,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:55,555 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 02:53:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:56,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 514 states and 728 transitions. [2019-11-20 02:53:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 728 transitions. [2019-11-20 02:53:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2019-11-20 02:53:56,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:56,347 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 02:53:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 532 states and 751 transitions. [2019-11-20 02:53:57,408 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 751 transitions. [2019-11-20 02:53:57,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 02:53:57,409 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:57,452 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 02:53:57,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:57,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 536 states and 756 transitions. [2019-11-20 02:53:57,839 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 756 transitions. [2019-11-20 02:53:57,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 02:53:57,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:57,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:57,881 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 02:53:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:58,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 551 states and 776 transitions. [2019-11-20 02:53:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 776 transitions. [2019-11-20 02:53:58,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 02:53:58,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:58,813 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 02:53:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 556 states and 781 transitions. [2019-11-20 02:53:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 781 transitions. [2019-11-20 02:53:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 02:53:59,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:59,458 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 02:53:59,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 559 states and 784 transitions. [2019-11-20 02:53:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 784 transitions. [2019-11-20 02:53:59,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 02:53:59,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:59,560 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 02:53:59,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:59,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 566 states and 792 transitions. [2019-11-20 02:53:59,637 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 792 transitions. [2019-11-20 02:53:59,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 02:53:59,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:59,683 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 02:53:59,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:53:59,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 567 states and 793 transitions. [2019-11-20 02:53:59,709 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 793 transitions. [2019-11-20 02:53:59,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 02:53:59,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:53:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:53:59,760 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 02:53:59,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:00,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 569 states and 794 transitions. [2019-11-20 02:54:00,000 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 794 transitions. [2019-11-20 02:54:00,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 02:54:00,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:00,155 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 02:54:01,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:01,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 589 states and 818 transitions. [2019-11-20 02:54:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 818 transitions. [2019-11-20 02:54:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 02:54:01,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:01,316 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 02:54:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:01,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 591 states and 819 transitions. [2019-11-20 02:54:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 819 transitions. [2019-11-20 02:54:01,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 02:54:01,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:01,494 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 02:54:01,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:01,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 597 states and 825 transitions. [2019-11-20 02:54:01,978 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 825 transitions. [2019-11-20 02:54:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 02:54:01,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:03,078 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 02:54:08,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:08,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 718 states and 956 transitions. [2019-11-20 02:54:08,490 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 956 transitions. [2019-11-20 02:54:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 02:54:08,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:08,539 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 02:54:08,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:08,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 721 states and 958 transitions. [2019-11-20 02:54:08,751 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 958 transitions. [2019-11-20 02:54:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 02:54:08,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:08,795 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 02:54:09,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:09,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 725 states and 963 transitions. [2019-11-20 02:54:09,114 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 963 transitions. [2019-11-20 02:54:09,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 02:54:09,116 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:09,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:09,296 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 02:54:11,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:11,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 756 states and 997 transitions. [2019-11-20 02:54:11,282 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 997 transitions. [2019-11-20 02:54:11,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 02:54:11,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:11,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:11,353 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 02:54:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:11,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 759 states and 1004 transitions. [2019-11-20 02:54:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1004 transitions. [2019-11-20 02:54:11,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 02:54:11,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:11,485 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 02:54:11,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 761 states and 1005 transitions. [2019-11-20 02:54:11,771 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1005 transitions. [2019-11-20 02:54:11,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 02:54:11,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:11,831 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 02:54:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:12,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 763 states and 1006 transitions. [2019-11-20 02:54:12,205 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1006 transitions. [2019-11-20 02:54:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 02:54:12,207 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:12,334 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 02:54:13,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 780 states and 1034 transitions. [2019-11-20 02:54:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1034 transitions. [2019-11-20 02:54:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 02:54:13,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:13,204 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 02:54:13,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:13,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 782 states and 1035 transitions. [2019-11-20 02:54:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1035 transitions. [2019-11-20 02:54:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 02:54:13,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:13,625 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 02:54:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:13,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 784 states and 1036 transitions. [2019-11-20 02:54:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1036 transitions. [2019-11-20 02:54:13,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 02:54:13,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:13,951 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 02:54:14,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 790 states and 1047 transitions. [2019-11-20 02:54:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1047 transitions. [2019-11-20 02:54:14,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 02:54:14,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:14,747 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 02:54:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:15,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 801 states and 1062 transitions. [2019-11-20 02:54:15,767 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1062 transitions. [2019-11-20 02:54:15,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 02:54:15,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:15,969 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 02:54:16,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:16,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 815 states and 1075 transitions. [2019-11-20 02:54:16,752 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1075 transitions. [2019-11-20 02:54:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 02:54:16,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:16,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:16,871 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 02:54:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:18,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 837 states and 1100 transitions. [2019-11-20 02:54:18,812 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1100 transitions. [2019-11-20 02:54:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 02:54:18,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:18,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:18,941 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 02:54:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:19,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 843 states and 1106 transitions. [2019-11-20 02:54:19,932 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1106 transitions. [2019-11-20 02:54:19,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2019-11-20 02:54:19,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:20,103 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 02:54:20,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 856 states and 1122 transitions. [2019-11-20 02:54:20,449 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1122 transitions. [2019-11-20 02:54:20,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 02:54:20,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:20,496 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 02:54:21,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 863 states and 1134 transitions. [2019-11-20 02:54:21,194 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1134 transitions. [2019-11-20 02:54:21,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 02:54:21,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:21,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:21,248 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 02:54:21,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:21,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 867 states and 1138 transitions. [2019-11-20 02:54:21,703 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1138 transitions. [2019-11-20 02:54:21,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 02:54:21,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:21,767 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 02:54:21,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:21,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 869 states and 1140 transitions. [2019-11-20 02:54:21,804 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1140 transitions. [2019-11-20 02:54:21,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 02:54:21,806 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:21,854 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 02:54:22,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:22,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 886 states and 1160 transitions. [2019-11-20 02:54:22,427 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1160 transitions. [2019-11-20 02:54:22,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 02:54:22,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:22,470 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 02:54:23,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:23,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 895 states and 1173 transitions. [2019-11-20 02:54:23,808 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1173 transitions. [2019-11-20 02:54:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 02:54:23,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:23,865 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 02:54:24,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:24,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 922 states and 1206 transitions. [2019-11-20 02:54:24,888 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1206 transitions. [2019-11-20 02:54:24,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 02:54:24,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:24,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:24,968 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 02:54:25,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:25,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 928 states and 1212 transitions. [2019-11-20 02:54:25,716 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1212 transitions. [2019-11-20 02:54:25,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 02:54:25,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:25,811 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 02:54:27,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:27,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 965 states and 1255 transitions. [2019-11-20 02:54:27,494 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1255 transitions. [2019-11-20 02:54:27,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 02:54:27,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:27,584 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 02:54:27,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:27,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 967 states and 1258 transitions. [2019-11-20 02:54:27,863 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1258 transitions. [2019-11-20 02:54:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 02:54:27,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:27,997 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 02:54:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:28,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 972 states and 1264 transitions. [2019-11-20 02:54:28,850 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1264 transitions. [2019-11-20 02:54:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 02:54:28,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:29,472 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 02:54:35,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1038 states and 1346 transitions. [2019-11-20 02:54:35,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1346 transitions. [2019-11-20 02:54:35,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 02:54:35,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:35,297 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 02:54:37,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:37,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1044 states and 1356 transitions. [2019-11-20 02:54:37,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1356 transitions. [2019-11-20 02:54:37,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 02:54:37,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:37,289 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 02:54:37,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:37,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1048 states and 1359 transitions. [2019-11-20 02:54:37,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1359 transitions. [2019-11-20 02:54:37,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 02:54:37,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:37,582 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 02:54:37,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:37,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1066 states and 1382 transitions. [2019-11-20 02:54:37,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1382 transitions. [2019-11-20 02:54:37,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2019-11-20 02:54:37,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:37,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:38,012 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 02:54:38,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1078 states and 1397 transitions. [2019-11-20 02:54:38,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1397 transitions. [2019-11-20 02:54:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 02:54:38,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:38,921 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 02:54:39,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1085 states and 1404 transitions. [2019-11-20 02:54:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1404 transitions. [2019-11-20 02:54:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 02:54:39,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:39,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:39,367 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 02:54:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1105 states and 1430 transitions. [2019-11-20 02:54:39,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1430 transitions. [2019-11-20 02:54:39,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 02:54:39,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:39,635 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 02:54:39,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:39,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1113 states and 1439 transitions. [2019-11-20 02:54:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1439 transitions. [2019-11-20 02:54:39,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 02:54:39,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:40,443 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 02:54:46,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1172 states and 1513 transitions. [2019-11-20 02:54:46,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1513 transitions. [2019-11-20 02:54:46,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 02:54:46,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:46,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:46,759 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 02:54:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:48,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1178 states and 1525 transitions. [2019-11-20 02:54:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1525 transitions. [2019-11-20 02:54:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 02:54:48,782 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:48,846 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 02:54:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:48,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1181 states and 1528 transitions. [2019-11-20 02:54:48,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1528 transitions. [2019-11-20 02:54:48,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 02:54:48,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:48,937 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 02:54:48,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1183 states and 1534 transitions. [2019-11-20 02:54:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1534 transitions. [2019-11-20 02:54:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 02:54:48,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:49,595 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 02:54:51,330 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2019-11-20 02:54:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:52,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1230 states and 1588 transitions. [2019-11-20 02:54:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1588 transitions. [2019-11-20 02:54:52,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 02:54:52,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:52,229 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 02:54:55,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1272 states and 1636 transitions. [2019-11-20 02:54:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1636 transitions. [2019-11-20 02:54:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 02:54:55,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:55,260 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 02:54:56,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1278 states and 1642 transitions. [2019-11-20 02:54:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1642 transitions. [2019-11-20 02:54:56,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 02:54:56,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:56,215 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 02:54:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:57,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1284 states and 1648 transitions. [2019-11-20 02:54:57,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1648 transitions. [2019-11-20 02:54:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 02:54:57,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:57,702 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 02:54:58,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1285 states and 1649 transitions. [2019-11-20 02:54:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1649 transitions. [2019-11-20 02:54:58,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 02:54:58,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:58,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:58,247 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 02:54:58,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1286 states and 1653 transitions. [2019-11-20 02:54:58,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1653 transitions. [2019-11-20 02:54:58,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 02:54:58,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:58,382 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 02:54:59,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:54:59,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1293 states and 1661 transitions. [2019-11-20 02:54:59,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1661 transitions. [2019-11-20 02:54:59,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 02:54:59,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:54:59,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:54:59,646 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 02:55:00,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:00,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1310 states and 1680 transitions. [2019-11-20 02:55:00,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1680 transitions. [2019-11-20 02:55:00,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 02:55:00,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:00,298 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 02:55:01,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:01,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1316 states and 1686 transitions. [2019-11-20 02:55:01,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1686 transitions. [2019-11-20 02:55:01,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 02:55:01,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:01,330 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 02:55:01,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:01,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1319 states and 1688 transitions. [2019-11-20 02:55:01,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1688 transitions. [2019-11-20 02:55:01,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 02:55:01,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:01,684 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 02:55:02,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:02,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1330 states and 1703 transitions. [2019-11-20 02:55:02,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1703 transitions. [2019-11-20 02:55:02,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 02:55:02,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:02,395 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 02:55:04,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:04,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1346 states and 1721 transitions. [2019-11-20 02:55:04,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1721 transitions. [2019-11-20 02:55:04,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 02:55:04,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:04,279 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 02:55:04,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:04,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1347 states and 1721 transitions. [2019-11-20 02:55:04,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1721 transitions. [2019-11-20 02:55:04,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 02:55:04,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:04,542 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 02:55:05,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1351 states and 1724 transitions. [2019-11-20 02:55:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1724 transitions. [2019-11-20 02:55:05,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 02:55:05,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:05,194 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 02:55:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1355 states and 1729 transitions. [2019-11-20 02:55:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1729 transitions. [2019-11-20 02:55:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 02:55:06,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:06,548 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 02:55:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1366 states and 1740 transitions. [2019-11-20 02:55:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1740 transitions. [2019-11-20 02:55:07,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 02:55:07,205 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:07,244 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 02:55:07,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:07,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1370 states and 1743 transitions. [2019-11-20 02:55:07,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1743 transitions. [2019-11-20 02:55:07,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 02:55:07,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:07,708 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 02:55:08,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:08,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1374 states and 1747 transitions. [2019-11-20 02:55:08,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1747 transitions. [2019-11-20 02:55:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 02:55:08,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:08,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:08,602 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 02:55:08,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1375 states and 1747 transitions. [2019-11-20 02:55:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1747 transitions. [2019-11-20 02:55:08,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 02:55:08,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:08,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:08,920 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 02:55:09,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:09,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1392 states and 1765 transitions. [2019-11-20 02:55:09,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1765 transitions. [2019-11-20 02:55:09,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 02:55:09,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:09,697 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 02:55:10,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:10,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1398 states and 1771 transitions. [2019-11-20 02:55:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1771 transitions. [2019-11-20 02:55:10,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 02:55:10,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:10,726 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 02:55:11,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:11,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1404 states and 1776 transitions. [2019-11-20 02:55:11,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1776 transitions. [2019-11-20 02:55:11,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 02:55:11,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:11,239 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 02:55:11,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:11,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1411 states and 1783 transitions. [2019-11-20 02:55:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1783 transitions. [2019-11-20 02:55:11,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 02:55:11,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:11,720 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 02:55:12,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:12,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1416 states and 1788 transitions. [2019-11-20 02:55:12,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1788 transitions. [2019-11-20 02:55:12,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 02:55:12,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:12,883 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 02:55:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:13,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1423 states and 1794 transitions. [2019-11-20 02:55:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1794 transitions. [2019-11-20 02:55:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 02:55:13,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:13,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:13,234 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 02:55:14,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:14,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1431 states and 1804 transitions. [2019-11-20 02:55:14,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1804 transitions. [2019-11-20 02:55:14,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 02:55:14,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:14,795 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 02:55:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1436 states and 1808 transitions. [2019-11-20 02:55:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1808 transitions. [2019-11-20 02:55:15,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 02:55:15,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:15,304 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 02:55:15,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1442 states and 1813 transitions. [2019-11-20 02:55:15,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1813 transitions. [2019-11-20 02:55:15,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2019-11-20 02:55:15,730 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:15,787 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 02:55:16,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1452 states and 1822 transitions. [2019-11-20 02:55:16,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1822 transitions. [2019-11-20 02:55:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 02:55:16,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:16,153 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 02:55:16,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:16,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1460 states and 1829 transitions. [2019-11-20 02:55:16,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1829 transitions. [2019-11-20 02:55:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 02:55:16,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:16,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:16,491 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 02:55:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:17,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1478 states and 1849 transitions. [2019-11-20 02:55:17,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1849 transitions. [2019-11-20 02:55:17,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-20 02:55:17,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:17,894 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 02:55:18,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:18,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1483 states and 1853 transitions. [2019-11-20 02:55:18,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1853 transitions. [2019-11-20 02:55:18,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 02:55:18,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:18,304 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 02:55:18,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:18,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1489 states and 1863 transitions. [2019-11-20 02:55:18,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1863 transitions. [2019-11-20 02:55:18,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 02:55:18,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:18,428 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 02:55:19,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1493 states and 1869 transitions. [2019-11-20 02:55:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1869 transitions. [2019-11-20 02:55:19,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 02:55:19,335 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:19,381 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 02:55:19,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:19,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1496 states and 1872 transitions. [2019-11-20 02:55:19,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1872 transitions. [2019-11-20 02:55:19,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-11-20 02:55:19,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:19,969 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 02:55:20,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:20,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1500 states and 1876 transitions. [2019-11-20 02:55:20,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1876 transitions. [2019-11-20 02:55:20,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 02:55:20,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:20,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:20,382 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 02:55:22,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:22,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1555 states and 1943 transitions. [2019-11-20 02:55:22,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1943 transitions. [2019-11-20 02:55:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 02:55:22,392 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:22,429 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 02:55:24,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1590 states and 1981 transitions. [2019-11-20 02:55:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1981 transitions. [2019-11-20 02:55:24,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 02:55:24,473 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:24,524 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 02:55:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1594 states and 1987 transitions. [2019-11-20 02:55:24,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1987 transitions. [2019-11-20 02:55:24,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 02:55:24,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:25,167 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 02:55:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1609 states and 2006 transitions. [2019-11-20 02:55:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2006 transitions. [2019-11-20 02:55:26,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-11-20 02:55:26,377 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:26,433 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 02:55:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:26,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1617 states and 2013 transitions. [2019-11-20 02:55:26,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2013 transitions. [2019-11-20 02:55:26,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:26,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:26,940 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 02:55:28,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:28,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1642 states and 2045 transitions. [2019-11-20 02:55:28,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2045 transitions. [2019-11-20 02:55:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:28,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:28,399 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 02:55:28,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:28,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1649 states and 2052 transitions. [2019-11-20 02:55:28,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2052 transitions. [2019-11-20 02:55:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:28,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:28,660 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 02:55:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:29,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1660 states and 2066 transitions. [2019-11-20 02:55:29,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2066 transitions. [2019-11-20 02:55:29,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:29,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:29,484 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 02:55:30,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:30,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1666 states and 2074 transitions. [2019-11-20 02:55:30,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2074 transitions. [2019-11-20 02:55:30,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:30,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:30,468 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 02:55:31,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:31,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1674 states and 2081 transitions. [2019-11-20 02:55:31,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 2081 transitions. [2019-11-20 02:55:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:31,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:31,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:31,200 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 02:55:31,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:31,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1681 states and 2087 transitions. [2019-11-20 02:55:31,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2087 transitions. [2019-11-20 02:55:31,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:31,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:31,517 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 02:55:32,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:32,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1685 states and 2093 transitions. [2019-11-20 02:55:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2093 transitions. [2019-11-20 02:55:32,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:32,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:32,172 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 02:55:32,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:32,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1698 states and 2105 transitions. [2019-11-20 02:55:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2105 transitions. [2019-11-20 02:55:32,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:32,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:32,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:33,068 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 02:55:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:33,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1706 states and 2112 transitions. [2019-11-20 02:55:33,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2112 transitions. [2019-11-20 02:55:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:33,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:33,643 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 02:55:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1710 states and 2116 transitions. [2019-11-20 02:55:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2116 transitions. [2019-11-20 02:55:34,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:34,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:34,221 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 02:55:34,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1717 states and 2123 transitions. [2019-11-20 02:55:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2123 transitions. [2019-11-20 02:55:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:34,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:34,693 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 02:55:35,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1721 states and 2126 transitions. [2019-11-20 02:55:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2126 transitions. [2019-11-20 02:55:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:35,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:35,116 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 02:55:35,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1725 states and 2130 transitions. [2019-11-20 02:55:35,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2130 transitions. [2019-11-20 02:55:35,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:35,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:35,646 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 02:55:37,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1735 states and 2151 transitions. [2019-11-20 02:55:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2151 transitions. [2019-11-20 02:55:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:37,310 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:37,401 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 02:55:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1741 states and 2156 transitions. [2019-11-20 02:55:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2156 transitions. [2019-11-20 02:55:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:37,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:37,719 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 02:55:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:38,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1748 states and 2163 transitions. [2019-11-20 02:55:38,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2163 transitions. [2019-11-20 02:55:38,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:38,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:38,732 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 02:55:39,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:39,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1752 states and 2167 transitions. [2019-11-20 02:55:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2167 transitions. [2019-11-20 02:55:39,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-11-20 02:55:39,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:39,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:39,391 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 02:55:39,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:39,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1762 states and 2176 transitions. [2019-11-20 02:55:39,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2176 transitions. [2019-11-20 02:55:39,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 02:55:39,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:39,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:39,497 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 02:55:39,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1767 states and 2180 transitions. [2019-11-20 02:55:39,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2180 transitions. [2019-11-20 02:55:39,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 02:55:39,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:39,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:39,923 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 02:55:40,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1772 states and 2187 transitions. [2019-11-20 02:55:40,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2187 transitions. [2019-11-20 02:55:40,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 02:55:40,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:41,011 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 02:55:41,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:41,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1775 states and 2189 transitions. [2019-11-20 02:55:41,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2189 transitions. [2019-11-20 02:55:41,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-20 02:55:41,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:41,273 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 02:55:41,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:41,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1777 states and 2190 transitions. [2019-11-20 02:55:41,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2190 transitions. [2019-11-20 02:55:41,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 02:55:41,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:41,822 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 02:55:41,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:41,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1778 states and 2190 transitions. [2019-11-20 02:55:41,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2190 transitions. [2019-11-20 02:55:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 02:55:41,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:41,901 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 02:55:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1782 states and 2195 transitions. [2019-11-20 02:55:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2195 transitions. [2019-11-20 02:55:42,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2019-11-20 02:55:42,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:42,325 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 02:55:42,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:42,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1785 states and 2197 transitions. [2019-11-20 02:55:42,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2197 transitions. [2019-11-20 02:55:42,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 02:55:42,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:42,873 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 02:55:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1823 states and 2238 transitions. [2019-11-20 02:55:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2238 transitions. [2019-11-20 02:55:44,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 02:55:44,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:44,177 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 02:55:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:44,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1829 states and 2244 transitions. [2019-11-20 02:55:44,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2244 transitions. [2019-11-20 02:55:44,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 02:55:44,615 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:44,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:44,663 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 02:55:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1831 states and 2245 transitions. [2019-11-20 02:55:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2245 transitions. [2019-11-20 02:55:44,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 02:55:44,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:45,094 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 02:55:45,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:45,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1837 states and 2251 transitions. [2019-11-20 02:55:45,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2251 transitions. [2019-11-20 02:55:45,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-11-20 02:55:45,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:45,568 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 02:55:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1839 states and 2252 transitions. [2019-11-20 02:55:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2252 transitions. [2019-11-20 02:55:45,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-11-20 02:55:45,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:45,876 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 02:55:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1842 states and 2256 transitions. [2019-11-20 02:55:46,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2256 transitions. [2019-11-20 02:55:46,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-11-20 02:55:46,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:46,173 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 02:55:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:46,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1844 states and 2257 transitions. [2019-11-20 02:55:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2257 transitions. [2019-11-20 02:55:46,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 02:55:46,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:46,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:46,530 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 02:55:47,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:47,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1863 states and 2280 transitions. [2019-11-20 02:55:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2280 transitions. [2019-11-20 02:55:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 02:55:47,579 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:47,639 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 02:55:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:48,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1867 states and 2285 transitions. [2019-11-20 02:55:48,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2285 transitions. [2019-11-20 02:55:48,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 02:55:48,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:48,423 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 02:55:48,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:48,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1870 states and 2288 transitions. [2019-11-20 02:55:48,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2288 transitions. [2019-11-20 02:55:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-20 02:55:48,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:49,032 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 02:55:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1882 states and 2299 transitions. [2019-11-20 02:55:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2299 transitions. [2019-11-20 02:55:49,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2019-11-20 02:55:49,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:49,148 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 02:55:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1886 states and 2303 transitions. [2019-11-20 02:55:50,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2303 transitions. [2019-11-20 02:55:50,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 02:55:50,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:50,274 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 02:55:50,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1893 states and 2310 transitions. [2019-11-20 02:55:50,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2310 transitions. [2019-11-20 02:55:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 02:55:50,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:50,572 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 02:55:50,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1897 states and 2313 transitions. [2019-11-20 02:55:50,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2313 transitions. [2019-11-20 02:55:50,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 02:55:50,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:50,864 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 02:55:51,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:51,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1898 states and 2313 transitions. [2019-11-20 02:55:51,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2313 transitions. [2019-11-20 02:55:51,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 02:55:51,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:51,387 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 02:55:51,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:51,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1909 states and 2323 transitions. [2019-11-20 02:55:51,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2323 transitions. [2019-11-20 02:55:51,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-11-20 02:55:51,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:51,749 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 02:55:53,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:53,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1934 states and 2349 transitions. [2019-11-20 02:55:53,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2349 transitions. [2019-11-20 02:55:53,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 02:55:53,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:53,362 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 02:55:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 1969 states and 2387 transitions. [2019-11-20 02:55:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2387 transitions. [2019-11-20 02:55:53,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 02:55:53,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:53,992 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 02:55:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1972 states and 2391 transitions. [2019-11-20 02:55:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2391 transitions. [2019-11-20 02:55:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 02:55:54,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:54,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:54,558 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 02:55:55,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:55,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1975 states and 2396 transitions. [2019-11-20 02:55:55,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2396 transitions. [2019-11-20 02:55:55,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 02:55:55,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:55,092 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 02:55:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1978 states and 2398 transitions. [2019-11-20 02:55:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2398 transitions. [2019-11-20 02:55:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 02:55:55,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:55,645 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 02:55:56,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:56,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2004 states and 2424 transitions. [2019-11-20 02:55:56,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2424 transitions. [2019-11-20 02:55:56,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-20 02:55:56,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:56,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:56,410 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 02:55:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2005 states and 2424 transitions. [2019-11-20 02:55:56,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2424 transitions. [2019-11-20 02:55:56,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 02:55:56,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:56,547 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 02:55:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:55:59,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2036 states and 2466 transitions. [2019-11-20 02:55:59,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2466 transitions. [2019-11-20 02:55:59,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 02:55:59,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:55:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:55:59,963 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 02:56:00,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:00,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2038 states and 2467 transitions. [2019-11-20 02:56:00,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2467 transitions. [2019-11-20 02:56:00,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 02:56:00,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:00,496 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 02:56:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2040 states and 2468 transitions. [2019-11-20 02:56:01,015 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2468 transitions. [2019-11-20 02:56:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 02:56:01,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:01,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:01,075 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 02:56:01,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:01,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2046 states and 2474 transitions. [2019-11-20 02:56:01,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2474 transitions. [2019-11-20 02:56:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 02:56:01,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:01,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:01,222 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 02:56:01,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:01,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2047 states and 2476 transitions. [2019-11-20 02:56:01,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2476 transitions. [2019-11-20 02:56:01,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 02:56:01,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:01,824 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 02:56:02,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2050 states and 2479 transitions. [2019-11-20 02:56:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2479 transitions. [2019-11-20 02:56:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 02:56:02,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:02,332 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 02:56:02,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:02,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2053 states and 2482 transitions. [2019-11-20 02:56:02,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2482 transitions. [2019-11-20 02:56:02,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 02:56:02,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:02,961 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 02:56:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2055 states and 2483 transitions. [2019-11-20 02:56:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2483 transitions. [2019-11-20 02:56:03,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 02:56:03,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:03,416 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 02:56:03,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2059 states and 2487 transitions. [2019-11-20 02:56:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2487 transitions. [2019-11-20 02:56:03,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2019-11-20 02:56:03,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:03,739 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 02:56:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2071 states and 2498 transitions. [2019-11-20 02:56:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2498 transitions. [2019-11-20 02:56:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 02:56:04,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:05,206 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 02:56:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2122 states and 2550 transitions. [2019-11-20 02:56:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2550 transitions. [2019-11-20 02:56:10,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 02:56:10,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:11,118 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 02:56:11,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:11,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2128 states and 2555 transitions. [2019-11-20 02:56:11,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2555 transitions. [2019-11-20 02:56:11,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 02:56:11,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:11,581 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 02:56:12,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2131 states and 2558 transitions. [2019-11-20 02:56:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2558 transitions. [2019-11-20 02:56:12,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 02:56:12,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:12,117 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 02:56:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:13,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2163 states and 2591 transitions. [2019-11-20 02:56:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2591 transitions. [2019-11-20 02:56:13,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 02:56:13,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:13,769 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 02:56:14,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:14,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2178 states and 2608 transitions. [2019-11-20 02:56:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2608 transitions. [2019-11-20 02:56:14,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 02:56:14,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:14,363 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 02:56:15,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:15,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2210 states and 2640 transitions. [2019-11-20 02:56:15,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2640 transitions. [2019-11-20 02:56:15,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 02:56:15,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:16,016 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 02:56:17,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:17,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2225 states and 2656 transitions. [2019-11-20 02:56:17,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2656 transitions. [2019-11-20 02:56:17,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2019-11-20 02:56:17,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:17,598 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 02:56:18,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2227 states and 2657 transitions. [2019-11-20 02:56:18,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2657 transitions. [2019-11-20 02:56:18,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 02:56:18,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:19,303 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 02:56:22,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:22,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2682 states to 2252 states and 2682 transitions. [2019-11-20 02:56:22,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2682 transitions. [2019-11-20 02:56:22,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 02:56:22,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:22,391 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 02:56:23,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:23,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2293 states and 2723 transitions. [2019-11-20 02:56:23,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2723 transitions. [2019-11-20 02:56:23,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2019-11-20 02:56:23,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:24,061 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 02:56:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2299 states and 2728 transitions. [2019-11-20 02:56:24,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2728 transitions. [2019-11-20 02:56:24,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 02:56:24,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:24,497 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 02:56:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2301 states and 2730 transitions. [2019-11-20 02:56:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 2730 transitions. [2019-11-20 02:56:25,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2019-11-20 02:56:25,296 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:25,369 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 02:56:28,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:28,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2380 states and 2811 transitions. [2019-11-20 02:56:28,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2811 transitions. [2019-11-20 02:56:28,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 02:56:28,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:28,994 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 02:56:30,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2411 states and 2841 transitions. [2019-11-20 02:56:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2841 transitions. [2019-11-20 02:56:30,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 02:56:30,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:30,664 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 02:56:31,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:31,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2412 states and 2841 transitions. [2019-11-20 02:56:31,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2841 transitions. [2019-11-20 02:56:31,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-20 02:56:31,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:32,949 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 02:56:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2432 states and 2869 transitions. [2019-11-20 02:56:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2869 transitions. [2019-11-20 02:56:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-20 02:56:36,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:36,897 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 02:56:37,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:37,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2440 states and 2877 transitions. [2019-11-20 02:56:37,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 2877 transitions. [2019-11-20 02:56:37,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:37,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:37,977 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 02:56:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2904 states to 2463 states and 2904 transitions. [2019-11-20 02:56:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 2904 transitions. [2019-11-20 02:56:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:40,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:40,327 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 02:56:42,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2480 states and 2922 transitions. [2019-11-20 02:56:42,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 2922 transitions. [2019-11-20 02:56:42,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:42,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:43,056 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 02:56:43,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:43,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2486 states and 2927 transitions. [2019-11-20 02:56:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 2927 transitions. [2019-11-20 02:56:43,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:43,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:43,743 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 02:56:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:44,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2491 states and 2932 transitions. [2019-11-20 02:56:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 2932 transitions. [2019-11-20 02:56:44,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:44,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:45,119 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 02:56:45,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:45,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2503 states and 2944 transitions. [2019-11-20 02:56:45,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 2944 transitions. [2019-11-20 02:56:45,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:45,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:45,875 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 02:56:46,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:46,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 2507 states and 2947 transitions. [2019-11-20 02:56:46,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 2947 transitions. [2019-11-20 02:56:46,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:46,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:46,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:46,450 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 02:56:48,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:48,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2526 states and 2973 transitions. [2019-11-20 02:56:48,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 2973 transitions. [2019-11-20 02:56:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:48,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:49,092 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 02:56:50,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:50,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2539 states and 2986 transitions. [2019-11-20 02:56:50,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 2986 transitions. [2019-11-20 02:56:50,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:50,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:50,220 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 02:56:51,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:51,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2997 states to 2551 states and 2997 transitions. [2019-11-20 02:56:51,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 2997 transitions. [2019-11-20 02:56:51,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:51,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:51,184 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 02:56:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3004 states to 2555 states and 3004 transitions. [2019-11-20 02:56:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3004 transitions. [2019-11-20 02:56:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:52,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:52,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:52,891 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 02:56:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:54,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2559 states and 3009 transitions. [2019-11-20 02:56:54,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3009 transitions. [2019-11-20 02:56:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:54,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:54,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:54,163 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 02:56:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:55,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2570 states and 3020 transitions. [2019-11-20 02:56:55,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 3020 transitions. [2019-11-20 02:56:55,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:55,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:55,645 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 02:56:56,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2571 states and 3020 transitions. [2019-11-20 02:56:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3020 transitions. [2019-11-20 02:56:56,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:56,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:56,353 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 02:56:57,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:57,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2572 states and 3022 transitions. [2019-11-20 02:56:57,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3022 transitions. [2019-11-20 02:56:57,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 02:56:57,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:56:57,409 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 02:56:58,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:56:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2579 states and 3031 transitions. [2019-11-20 02:56:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3031 transitions. [2019-11-20 02:56:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 02:56:58,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:56:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:00,724 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 02:57:05,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:05,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 2654 states and 3108 transitions. [2019-11-20 02:57:05,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3108 transitions. [2019-11-20 02:57:05,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 02:57:05,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:05,793 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 02:57:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:06,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 2657 states and 3110 transitions. [2019-11-20 02:57:06,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3110 transitions. [2019-11-20 02:57:06,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 02:57:06,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:06,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:06,298 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 02:57:06,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 2659 states and 3111 transitions. [2019-11-20 02:57:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3111 transitions. [2019-11-20 02:57:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 02:57:06,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:06,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:06,964 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 02:57:09,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:09,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2690 states and 3145 transitions. [2019-11-20 02:57:09,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3145 transitions. [2019-11-20 02:57:09,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 02:57:09,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:09,464 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 02:57:12,493 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 18 [2019-11-20 02:57:13,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2740 states and 3196 transitions. [2019-11-20 02:57:13,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 3196 transitions. [2019-11-20 02:57:13,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 02:57:13,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:13,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:13,295 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 02:57:14,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:14,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 2743 states and 3198 transitions. [2019-11-20 02:57:14,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3198 transitions. [2019-11-20 02:57:14,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 02:57:14,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:14,054 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 02:57:14,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:14,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2747 states and 3209 transitions. [2019-11-20 02:57:14,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2747 states and 3209 transitions. [2019-11-20 02:57:14,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 02:57:14,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:14,725 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 02:57:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:15,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 2749 states and 3211 transitions. [2019-11-20 02:57:15,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3211 transitions. [2019-11-20 02:57:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 02:57:15,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:15,483 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 02:57:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 2767 states and 3231 transitions. [2019-11-20 02:57:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 3231 transitions. [2019-11-20 02:57:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 02:57:18,972 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:19,142 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 02:57:21,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2780 states and 3243 transitions. [2019-11-20 02:57:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3243 transitions. [2019-11-20 02:57:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 02:57:21,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:23,755 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 02:57:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:28,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 2852 states and 3317 transitions. [2019-11-20 02:57:28,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3317 transitions. [2019-11-20 02:57:28,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 02:57:28,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:28,978 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 02:57:29,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:29,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2855 states and 3319 transitions. [2019-11-20 02:57:29,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3319 transitions. [2019-11-20 02:57:29,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 02:57:29,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:29,812 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 02:57:30,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:30,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2856 states and 3319 transitions. [2019-11-20 02:57:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3319 transitions. [2019-11-20 02:57:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:30,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:30,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:31,970 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 02:57:39,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3375 states to 2895 states and 3375 transitions. [2019-11-20 02:57:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3375 transitions. [2019-11-20 02:57:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:39,892 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:40,550 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 02:57:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2902 states and 3386 transitions. [2019-11-20 02:57:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3386 transitions. [2019-11-20 02:57:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:43,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:43,799 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 02:57:44,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:44,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2907 states and 3391 transitions. [2019-11-20 02:57:44,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3391 transitions. [2019-11-20 02:57:44,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:44,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:45,112 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 02:57:45,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 2909 states and 3393 transitions. [2019-11-20 02:57:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3393 transitions. [2019-11-20 02:57:45,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:45,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:46,422 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 02:57:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:47,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 2912 states and 3395 transitions. [2019-11-20 02:57:47,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3395 transitions. [2019-11-20 02:57:47,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:47,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:47,775 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 02:57:48,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3400 states to 2914 states and 3400 transitions. [2019-11-20 02:57:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 3400 transitions. [2019-11-20 02:57:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:48,472 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:49,237 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 02:57:49,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:49,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2917 states and 3402 transitions. [2019-11-20 02:57:49,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 3402 transitions. [2019-11-20 02:57:49,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:49,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:50,061 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 02:57:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 2951 states and 3438 transitions. [2019-11-20 02:57:52,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 3438 transitions. [2019-11-20 02:57:52,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:52,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:52,801 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 02:57:53,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 2954 states and 3441 transitions. [2019-11-20 02:57:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 3441 transitions. [2019-11-20 02:57:53,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2019-11-20 02:57:53,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:53,777 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 02:57:54,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:54,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 2956 states and 3442 transitions. [2019-11-20 02:57:54,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 3442 transitions. [2019-11-20 02:57:54,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 02:57:54,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:54,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:57:55,178 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 02:57:59,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:57:59,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 2984 states and 3483 transitions. [2019-11-20 02:57:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 3483 transitions. [2019-11-20 02:57:59,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 02:57:59,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:57:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:00,282 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 02:58:03,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 2991 states and 3496 transitions. [2019-11-20 02:58:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 3496 transitions. [2019-11-20 02:58:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 02:58:03,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:03,939 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 02:58:06,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:06,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 2996 states and 3504 transitions. [2019-11-20 02:58:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2996 states and 3504 transitions. [2019-11-20 02:58:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 02:58:06,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:07,213 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 02:58:07,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:07,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 2999 states and 3506 transitions. [2019-11-20 02:58:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2999 states and 3506 transitions. [2019-11-20 02:58:07,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 02:58:07,961 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:08,946 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 02:58:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:09,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 3002 states and 3508 transitions. [2019-11-20 02:58:09,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 3508 transitions. [2019-11-20 02:58:09,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 02:58:09,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:10,709 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 02:58:11,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3004 states and 3510 transitions. [2019-11-20 02:58:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 3004 states and 3510 transitions. [2019-11-20 02:58:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 02:58:11,513 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:12,420 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 02:58:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:13,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3006 states and 3512 transitions. [2019-11-20 02:58:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3512 transitions. [2019-11-20 02:58:13,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 02:58:13,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:13,722 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 02:58:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:17,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3061 states and 3576 transitions. [2019-11-20 02:58:17,307 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3576 transitions. [2019-11-20 02:58:17,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 02:58:17,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:17,474 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 02:58:20,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:20,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3084 states and 3601 transitions. [2019-11-20 02:58:20,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3601 transitions. [2019-11-20 02:58:20,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 02:58:20,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:20,819 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 02:58:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3112 states and 3631 transitions. [2019-11-20 02:58:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3631 transitions. [2019-11-20 02:58:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 02:58:22,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:22,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:22,470 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 02:58:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:23,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3123 states and 3641 transitions. [2019-11-20 02:58:23,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 3641 transitions. [2019-11-20 02:58:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 02:58:23,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:23,348 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 02:58:24,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:24,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3130 states and 3649 transitions. [2019-11-20 02:58:24,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3649 transitions. [2019-11-20 02:58:24,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 02:58:24,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:24,508 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 02:58:25,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 3138 states and 3656 transitions. [2019-11-20 02:58:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3656 transitions. [2019-11-20 02:58:25,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 02:58:25,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:25,737 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 02:58:26,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:26,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3141 states and 3659 transitions. [2019-11-20 02:58:26,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3659 transitions. [2019-11-20 02:58:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 02:58:26,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:26,986 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 02:58:28,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:28,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3157 states and 3674 transitions. [2019-11-20 02:58:28,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3674 transitions. [2019-11-20 02:58:28,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 02:58:28,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:28,287 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 02:58:32,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:32,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3187 states and 3713 transitions. [2019-11-20 02:58:32,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3713 transitions. [2019-11-20 02:58:32,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 02:58:32,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:32,959 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 02:58:35,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:35,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3749 states to 3215 states and 3749 transitions. [2019-11-20 02:58:35,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 3749 transitions. [2019-11-20 02:58:35,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 02:58:35,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:35,858 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 02:58:38,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:38,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3236 states and 3773 transitions. [2019-11-20 02:58:38,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 3773 transitions. [2019-11-20 02:58:38,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 02:58:38,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:38,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:38,341 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 02:58:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:42,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 3254 states and 3793 transitions. [2019-11-20 02:58:42,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 3793 transitions. [2019-11-20 02:58:42,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 02:58:42,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:42,515 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 02:58:43,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:43,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 3265 states and 3803 transitions. [2019-11-20 02:58:43,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3265 states and 3803 transitions. [2019-11-20 02:58:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 02:58:43,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:43,480 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 02:58:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3814 states to 3277 states and 3814 transitions. [2019-11-20 02:58:45,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 3814 transitions. [2019-11-20 02:58:45,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 02:58:45,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:45,249 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 02:58:45,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:45,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3289 states and 3825 transitions. [2019-11-20 02:58:45,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3825 transitions. [2019-11-20 02:58:45,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-20 02:58:45,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:45,950 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 02:58:46,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:46,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3293 states and 3828 transitions. [2019-11-20 02:58:46,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3828 transitions. [2019-11-20 02:58:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-20 02:58:46,340 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:46,461 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 02:58:46,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:46,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3294 states and 3828 transitions. [2019-11-20 02:58:46,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3828 transitions. [2019-11-20 02:58:46,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 02:58:46,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:46,742 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 02:58:49,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3312 states and 3853 transitions. [2019-11-20 02:58:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 3853 transitions. [2019-11-20 02:58:49,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 02:58:49,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:49,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:49,820 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 02:58:51,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 3324 states and 3867 transitions. [2019-11-20 02:58:51,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 3867 transitions. [2019-11-20 02:58:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 02:58:51,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:51,362 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 02:58:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 3330 states and 3872 transitions. [2019-11-20 02:58:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 3872 transitions. [2019-11-20 02:58:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 02:58:52,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:52,650 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 02:58:53,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:53,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3877 states to 3336 states and 3877 transitions. [2019-11-20 02:58:53,567 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 3877 transitions. [2019-11-20 02:58:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 02:58:53,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:53,753 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 02:58:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:55,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3347 states and 3887 transitions. [2019-11-20 02:58:55,221 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 3887 transitions. [2019-11-20 02:58:55,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 02:58:55,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:55,406 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 02:58:56,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:56,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 3358 states and 3898 transitions. [2019-11-20 02:58:56,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3358 states and 3898 transitions. [2019-11-20 02:58:56,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2019-11-20 02:58:56,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:56,304 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 02:58:56,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3364 states and 3903 transitions. [2019-11-20 02:58:56,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 3903 transitions. [2019-11-20 02:58:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 02:58:56,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:57,012 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 02:58:58,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3374 states and 3912 transitions. [2019-11-20 02:58:58,092 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 3912 transitions. [2019-11-20 02:58:58,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 02:58:58,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:58,280 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 02:58:59,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:58:59,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 3392 states and 3932 transitions. [2019-11-20 02:58:59,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 3932 transitions. [2019-11-20 02:58:59,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 02:58:59,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:58:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:58:59,967 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 02:59:01,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3405 states and 3944 transitions. [2019-11-20 02:59:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 3405 states and 3944 transitions. [2019-11-20 02:59:01,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 02:59:01,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:01,239 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 02:59:02,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:02,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3948 states to 3409 states and 3948 transitions. [2019-11-20 02:59:02,047 INFO L276 IsEmpty]: Start isEmpty. Operand 3409 states and 3948 transitions. [2019-11-20 02:59:02,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 02:59:02,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:02,237 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 02:59:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:03,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3417 states and 3956 transitions. [2019-11-20 02:59:03,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3417 states and 3956 transitions. [2019-11-20 02:59:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 02:59:03,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:03,570 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 02:59:04,749 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2019-11-20 02:59:05,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:05,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3425 states and 3963 transitions. [2019-11-20 02:59:05,379 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 3963 transitions. [2019-11-20 02:59:05,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 02:59:05,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 02:59:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:59:05,567 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 02:59:06,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 02:59:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3154 states and 3662 transitions. [2019-11-20 02:59:06,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 3662 transitions. [2019-11-20 02:59:06,357 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:59:06,357 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 285 iterations. [2019-11-20 02:59:06,364 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 02:59:06,557 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2019-11-20 02:59:06,749 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2019-11-20 02:59:06,994 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:07,225 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 02:59:07,431 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:07,537 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 17 [2019-11-20 02:59:07,734 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 02:59:07,957 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2019-11-20 02:59:08,194 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:08,380 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:08,588 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 17 [2019-11-20 02:59:08,879 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 02:59:09,081 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 02:59:09,358 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2019-11-20 02:59:09,504 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 17 [2019-11-20 02:59:09,683 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 02:59:09,864 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 02:59:10,137 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2019-11-20 02:59:10,312 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 02:59:10,496 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 17 [2019-11-20 02:59:10,681 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:10,833 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 02:59:10,972 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 02:59:11,213 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2019-11-20 02:59:11,607 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 59 [2019-11-20 02:59:11,787 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2019-11-20 02:59:12,029 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2019-11-20 02:59:12,205 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 02:59:12,368 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 02:59:12,545 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2019-11-20 02:59:12,748 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:12,919 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2019-11-20 02:59:13,080 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2019-11-20 02:59:13,220 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 02:59:13,360 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 17 [2019-11-20 02:59:13,579 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 02:59:13,852 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2019-11-20 02:59:14,036 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 02:59:14,195 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 02:59:14,429 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2019-11-20 02:59:14,599 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 17 [2019-11-20 02:59:14,752 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 17 [2019-11-20 02:59:14,933 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2019-11-20 02:59:15,245 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 17 [2019-11-20 02:59:15,395 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 02:59:15,647 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:15,786 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2019-11-20 02:59:15,917 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 17 [2019-11-20 02:59:16,232 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 02:59:16,779 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 02:59:17,011 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2019-11-20 02:59:17,283 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2019-11-20 02:59:17,434 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 02:59:17,577 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 17 [2019-11-20 02:59:17,753 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2019-11-20 02:59:18,027 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 17 [2019-11-20 02:59:18,204 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2019-11-20 02:59:18,443 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 17 [2019-11-20 02:59:18,619 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 17 [2019-11-20 02:59:18,807 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 17 [2019-11-20 02:59:19,014 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2019-11-20 02:59:19,229 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2019-11-20 02:59:19,415 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 17 [2019-11-20 02:59:19,733 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 54 [2019-11-20 02:59:19,912 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2019-11-20 02:59:20,165 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 17 [2019-11-20 02:59:20,167 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 02:59:20,171 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-11-20 02:59:20,177 INFO L569 CodeCheckObserver]: Invariant with dag size 17 [2019-11-20 02:59:20,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 02:59:20 ImpRootNode [2019-11-20 02:59:20,178 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 02:59:20,179 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:59:20,179 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:59:20,179 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:59:20,180 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:53:34" (3/4) ... [2019-11-20 02:59:20,183 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:59:20,203 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2019-11-20 02:59:20,205 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 02:59:20,207 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 02:59:20,208 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 02:59:20,349 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_850be3cc-371d-4902-acfd-8e690affea2b/bin/ukojak/witness.graphml [2019-11-20 02:59:20,350 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:59:20,351 INFO L168 Benchmark]: Toolchain (without parser) took 349378.84 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 943.4 MB in the beginning and 3.0 GB in the end (delta: -2.1 GB). Peak memory consumption was 1.5 GB. Max. memory is 11.5 GB. [2019-11-20 02:59:20,351 INFO L168 Benchmark]: CDTParser took 0.24 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 02:59:20,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -179.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-20 02:59:20,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.36 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:59:20,353 INFO L168 Benchmark]: Boogie Preprocessor took 71.54 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:59:20,353 INFO L168 Benchmark]: RCFGBuilder took 2755.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.6 MB in the end (delta: 229.6 MB). Peak memory consumption was 229.6 MB. Max. memory is 11.5 GB. [2019-11-20 02:59:20,354 INFO L168 Benchmark]: CodeCheck took 345529.91 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 879.6 MB in the beginning and 3.1 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2019-11-20 02:59:20,354 INFO L168 Benchmark]: Witness Printer took 171.01 ms. Allocated memory is still 4.7 GB. Free memory was 3.1 GB in the beginning and 3.0 GB in the end (delta: 88.7 MB). Peak memory consumption was 88.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:59:20,357 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: 331.6s, OverallIterations: 285, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -2147450880 SDtfs, 1632172260 SDslu, 268632064 SDs, 0 SdLazy, -977156168 SolverSat, -1883192960 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2388.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 352393 GetRequests, 345348 SyntacticMatches, 5031 SemanticMatches, 2014 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3191692 ImplicationChecksByTransitivity, 281.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.3s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 34.5s InterpolantComputationTime, 52837 NumberOfCodeBlocks, 52837 NumberOfCodeBlocksAsserted, 284 NumberOfCheckSat, 52553 ConstructedInterpolants, 0 QuantifiedInterpolants, 34367533 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 284 InterpolantComputations, 203 PerfectInterpolantSequences, 49377/50711 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: 502]: 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 0.24 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 751.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -179.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.36 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 71.54 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2755.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 879.6 MB in the end (delta: 229.6 MB). Peak memory consumption was 229.6 MB. Max. memory is 11.5 GB. * CodeCheck took 345529.91 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 879.6 MB in the beginning and 3.1 GB in the end (delta: -2.3 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 171.01 ms. Allocated memory is still 4.7 GB. Free memory was 3.1 GB in the beginning and 3.0 GB in the end (delta: 88.7 MB). Peak memory consumption was 88.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...