./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label43.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_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label43.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/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 5c739325db675539f25b419a33c8766e100c13e7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 03:52:48,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:52:48,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:52:48,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:52:48,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:52:48,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:52:48,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:52:48,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:52:48,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:52:48,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:52:48,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:52:48,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:52:48,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:52:48,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:52:48,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:52:48,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:52:48,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:52:48,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:52:48,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:52:48,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:52:48,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:52:48,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:52:48,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:52:48,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:52:48,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:52:48,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:52:48,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:52:48,163 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:52:48,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:52:48,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:52:48,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:52:48,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:52:48,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:52:48,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:52:48,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:52:48,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:52:48,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:52:48,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:52:48,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:52:48,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:52:48,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:52:48,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 03:52:48,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:52:48,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:52:48,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:52:48,184 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:52:48,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:52:48,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:52:48,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:52:48,185 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:52:48,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:52:48,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:52:48,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:52:48,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:52:48,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:52:48,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:52:48,186 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:52:48,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:52:48,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:52:48,187 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:52:48,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:52:48,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:52:48,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:52:48,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:52:48,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:52:48,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:52:48,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:52:48,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:52:48,189 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:52:48,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:52:48,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:52:48,190 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_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/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 -> 5c739325db675539f25b419a33c8766e100c13e7 [2019-11-20 03:52:48,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:52:48,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:52:48,337 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:52:48,338 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:52:48,339 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:52:48,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label43.c [2019-11-20 03:52:48,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/data/319467765/35443cd1f54a4b05878f96f6d8d94fdc/FLAGc10b7a241 [2019-11-20 03:52:48,900 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:52:48,900 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/sv-benchmarks/c/eca-rers2012/Problem01_label43.c [2019-11-20 03:52:48,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/data/319467765/35443cd1f54a4b05878f96f6d8d94fdc/FLAGc10b7a241 [2019-11-20 03:52:49,130 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/data/319467765/35443cd1f54a4b05878f96f6d8d94fdc [2019-11-20 03:52:49,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:52:49,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:52:49,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:52:49,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:52:49,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:52:49,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6faa9972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49, skipping insertion in model container [2019-11-20 03:52:49,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,155 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:52:49,212 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:52:49,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:52:49,668 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:52:49,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:52:49,786 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:52:49,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49 WrapperNode [2019-11-20 03:52:49,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:52:49,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:52:49,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:52:49,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:52:49,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:52:49,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:52:49,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:52:49,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:52:49,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... [2019-11-20 03:52:49,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:52:49,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:52:49,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:52:49,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:52:49,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:52:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/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 03:52:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:52:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:52:52,028 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:52:52,029 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 03:52:52,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:52:52 BoogieIcfgContainer [2019-11-20 03:52:52,031 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:52:52,032 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:52:52,032 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:52:52,043 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:52:52,045 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:52:52" (1/1) ... [2019-11-20 03:52:52,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 03:52:52,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2019-11-20 03:52:52,090 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2019-11-20 03:52:52,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2019-11-20 03:52:52,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:52,405 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 03:52:53,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:53,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2019-11-20 03:52:53,157 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2019-11-20 03:52:53,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-20 03:52:53,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:53,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:52:53,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:53,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2019-11-20 03:52:53,591 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2019-11-20 03:52:53,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-11-20 03:52:53,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:53,634 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 03:52:53,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:53,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2019-11-20 03:52:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2019-11-20 03:52:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-11-20 03:52:53,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:53,941 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 03:52:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2019-11-20 03:52:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2019-11-20 03:52:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 03:52:54,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:54,190 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:52:54,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:54,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2019-11-20 03:52:54,265 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2019-11-20 03:52:54,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-11-20 03:52:54,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:54,312 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 03:52:54,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:54,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2019-11-20 03:52:54,858 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2019-11-20 03:52:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 03:52:54,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:55,002 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 03:52:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:55,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2019-11-20 03:52:55,564 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2019-11-20 03:52:55,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 03:52:55,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:55,664 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 03:52:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:56,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2019-11-20 03:52:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2019-11-20 03:52:56,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 03:52:56,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:56,370 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 03:52:56,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:56,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 201 states and 330 transitions. [2019-11-20 03:52:56,902 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 330 transitions. [2019-11-20 03:52:56,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 03:52:56,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:52:57,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2019-11-20 03:52:57,107 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2019-11-20 03:52:57,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 03:52:57,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:57,197 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 03:52:58,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:58,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 220 states and 361 transitions. [2019-11-20 03:52:58,305 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 361 transitions. [2019-11-20 03:52:58,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-11-20 03:52:58,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:58,344 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 03:52:58,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:58,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 221 states and 364 transitions. [2019-11-20 03:52:58,632 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 364 transitions. [2019-11-20 03:52:58,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 03:52:58,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:58,679 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:52:59,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:59,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 232 states and 375 transitions. [2019-11-20 03:52:59,042 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 375 transitions. [2019-11-20 03:52:59,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 03:52:59,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:59,085 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:52:59,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:52:59,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 235 states and 377 transitions. [2019-11-20 03:52:59,386 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 377 transitions. [2019-11-20 03:52:59,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 03:52:59,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:52:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:52:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:53:00,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:00,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 249 states and 400 transitions. [2019-11-20 03:53:00,831 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 400 transitions. [2019-11-20 03:53:00,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-11-20 03:53:00,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:00,867 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:53:01,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:01,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 250 states and 401 transitions. [2019-11-20 03:53:01,174 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 401 transitions. [2019-11-20 03:53:01,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2019-11-20 03:53:01,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:01,209 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 03:53:01,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 421 transitions. [2019-11-20 03:53:01,674 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 421 transitions. [2019-11-20 03:53:01,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:53:01,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:01,710 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:01,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 279 states and 436 transitions. [2019-11-20 03:53:01,978 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 436 transitions. [2019-11-20 03:53:01,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:53:01,979 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2019-11-20 03:53:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 282 states and 440 transitions. [2019-11-20 03:53:02,210 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 440 transitions. [2019-11-20 03:53:02,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:53:02,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:02,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:02,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 283 states and 442 transitions. [2019-11-20 03:53:02,305 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 442 transitions. [2019-11-20 03:53:02,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-11-20 03:53:02,306 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:02,332 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 03:53:02,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:02,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 294 states and 456 transitions. [2019-11-20 03:53:02,770 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2019-11-20 03:53:02,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 03:53:02,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:02,921 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 03:53:04,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:04,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 321 states and 493 transitions. [2019-11-20 03:53:04,282 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 493 transitions. [2019-11-20 03:53:04,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 03:53:04,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:04,315 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:53:04,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:04,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 330 states and 501 transitions. [2019-11-20 03:53:04,752 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 501 transitions. [2019-11-20 03:53:04,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 03:53:04,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:04,791 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 334 states and 505 transitions. [2019-11-20 03:53:04,931 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 505 transitions. [2019-11-20 03:53:04,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 03:53:04,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:05,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 338 states and 509 transitions. [2019-11-20 03:53:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 509 transitions. [2019-11-20 03:53:05,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:53:05,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:05,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:05,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 342 states and 515 transitions. [2019-11-20 03:53:05,666 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 515 transitions. [2019-11-20 03:53:05,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 03:53:05,667 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:05,738 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:06,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 356 states and 529 transitions. [2019-11-20 03:53:06,226 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 529 transitions. [2019-11-20 03:53:06,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:53:06,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 358 states and 531 transitions. [2019-11-20 03:53:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 531 transitions. [2019-11-20 03:53:06,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 03:53:06,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-20 03:53:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:08,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 384 states and 565 transitions. [2019-11-20 03:53:08,550 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 565 transitions. [2019-11-20 03:53:08,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 03:53:08,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:08,741 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:09,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 454 states and 647 transitions. [2019-11-20 03:53:09,696 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 647 transitions. [2019-11-20 03:53:09,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 03:53:09,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:09,777 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:12,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:12,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 497 states and 699 transitions. [2019-11-20 03:53:12,092 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 699 transitions. [2019-11-20 03:53:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 03:53:12,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:13,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:13,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 512 states and 720 transitions. [2019-11-20 03:53:13,445 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 720 transitions. [2019-11-20 03:53:13,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 03:53:13,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:13,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:13,491 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:13,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:13,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 523 states and 730 transitions. [2019-11-20 03:53:13,895 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 730 transitions. [2019-11-20 03:53:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2019-11-20 03:53:13,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:53:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 528 states and 736 transitions. [2019-11-20 03:53:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 736 transitions. [2019-11-20 03:53:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 03:53:14,548 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:14,584 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 03:53:15,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:15,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 561 states and 771 transitions. [2019-11-20 03:53:15,602 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 771 transitions. [2019-11-20 03:53:15,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2019-11-20 03:53:15,604 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:15,648 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 03:53:15,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:15,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 563 states and 772 transitions. [2019-11-20 03:53:15,774 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 772 transitions. [2019-11-20 03:53:15,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 03:53:15,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:18,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:18,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 587 states and 815 transitions. [2019-11-20 03:53:18,041 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 815 transitions. [2019-11-20 03:53:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 03:53:18,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:18,076 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:18,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:18,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 605 states and 841 transitions. [2019-11-20 03:53:18,922 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 841 transitions. [2019-11-20 03:53:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 03:53:18,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:19,015 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:19,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:19,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 613 states and 853 transitions. [2019-11-20 03:53:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 853 transitions. [2019-11-20 03:53:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 03:53:19,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:19,457 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:20,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:20,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 624 states and 867 transitions. [2019-11-20 03:53:20,386 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 867 transitions. [2019-11-20 03:53:20,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-20 03:53:20,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:20,423 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:21,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:21,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 627 states and 874 transitions. [2019-11-20 03:53:21,095 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 874 transitions. [2019-11-20 03:53:21,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 03:53:21,097 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:21,132 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 03:53:21,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:21,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 655 states and 909 transitions. [2019-11-20 03:53:21,922 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 909 transitions. [2019-11-20 03:53:21,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 03:53:21,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:21,957 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:53:22,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 671 states and 925 transitions. [2019-11-20 03:53:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 925 transitions. [2019-11-20 03:53:22,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 03:53:22,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:22,896 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:53:23,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:23,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 675 states and 928 transitions. [2019-11-20 03:53:23,203 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 928 transitions. [2019-11-20 03:53:23,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-11-20 03:53:23,204 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:53:23,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:23,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 679 states and 931 transitions. [2019-11-20 03:53:23,486 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 931 transitions. [2019-11-20 03:53:23,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 03:53:23,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:23,517 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 03:53:24,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:24,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 694 states and 955 transitions. [2019-11-20 03:53:24,911 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 955 transitions. [2019-11-20 03:53:24,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-11-20 03:53:24,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:24,944 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 03:53:25,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:25,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 699 states and 960 transitions. [2019-11-20 03:53:25,558 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 960 transitions. [2019-11-20 03:53:25,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 03:53:25,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:25,762 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:53:27,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 724 states and 995 transitions. [2019-11-20 03:53:27,657 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 995 transitions. [2019-11-20 03:53:27,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2019-11-20 03:53:27,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:27,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:27,798 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 03:53:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:29,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 765 states and 1041 transitions. [2019-11-20 03:53:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1041 transitions. [2019-11-20 03:53:29,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 03:53:29,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:29,666 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:29,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:29,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 769 states and 1053 transitions. [2019-11-20 03:53:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1053 transitions. [2019-11-20 03:53:29,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 03:53:29,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:30,010 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:30,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:30,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 770 states and 1057 transitions. [2019-11-20 03:53:30,299 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1057 transitions. [2019-11-20 03:53:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 03:53:30,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:30,333 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:30,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:30,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 771 states and 1060 transitions. [2019-11-20 03:53:30,668 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1060 transitions. [2019-11-20 03:53:30,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 03:53:30,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:30,765 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:31,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 772 states and 1063 transitions. [2019-11-20 03:53:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1063 transitions. [2019-11-20 03:53:31,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 03:53:31,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:31,112 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:53:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:31,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 776 states and 1069 transitions. [2019-11-20 03:53:31,667 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1069 transitions. [2019-11-20 03:53:31,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 03:53:31,668 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:53:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:32,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 787 states and 1079 transitions. [2019-11-20 03:53:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1079 transitions. [2019-11-20 03:53:32,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2019-11-20 03:53:32,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:53:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:33,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 821 states and 1123 transitions. [2019-11-20 03:53:33,952 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1123 transitions. [2019-11-20 03:53:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 03:53:33,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:34,306 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2019-11-20 03:53:34,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:34,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 823 states and 1127 transitions. [2019-11-20 03:53:34,958 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1127 transitions. [2019-11-20 03:53:34,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-20 03:53:34,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:34,999 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-11-20 03:53:35,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 829 states and 1135 transitions. [2019-11-20 03:53:35,333 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1135 transitions. [2019-11-20 03:53:35,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 03:53:35,334 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:35,512 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:53:36,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:36,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 842 states and 1153 transitions. [2019-11-20 03:53:36,468 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1153 transitions. [2019-11-20 03:53:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2019-11-20 03:53:36,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 03:53:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:37,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 870 states and 1184 transitions. [2019-11-20 03:53:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1184 transitions. [2019-11-20 03:53:37,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 03:53:37,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:37,608 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 03:53:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 915 states and 1235 transitions. [2019-11-20 03:53:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1235 transitions. [2019-11-20 03:53:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2019-11-20 03:53:39,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:39,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:39,751 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 03:53:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 927 states and 1248 transitions. [2019-11-20 03:53:40,398 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1248 transitions. [2019-11-20 03:53:40,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 03:53:40,399 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:40,444 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:41,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:41,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 955 states and 1281 transitions. [2019-11-20 03:53:41,210 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1281 transitions. [2019-11-20 03:53:41,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2019-11-20 03:53:41,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:41,247 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:53:41,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 972 states and 1298 transitions. [2019-11-20 03:53:41,515 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1298 transitions. [2019-11-20 03:53:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2019-11-20 03:53:41,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:41,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:41,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 981 states and 1307 transitions. [2019-11-20 03:53:41,995 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1307 transitions. [2019-11-20 03:53:41,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2019-11-20 03:53:41,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:53:48,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:48,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1046 states and 1373 transitions. [2019-11-20 03:53:48,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1373 transitions. [2019-11-20 03:53:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:53:48,764 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:49,839 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1070 states and 1413 transitions. [2019-11-20 03:53:53,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1413 transitions. [2019-11-20 03:53:53,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:53:53,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:53,593 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:54,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:54,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1086 states and 1431 transitions. [2019-11-20 03:53:54,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 1431 transitions. [2019-11-20 03:53:54,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:53:54,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:54,863 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:55,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1094 states and 1440 transitions. [2019-11-20 03:53:55,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1440 transitions. [2019-11-20 03:53:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:53:55,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1105 states and 1450 transitions. [2019-11-20 03:53:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1450 transitions. [2019-11-20 03:53:56,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:53:56,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:53:58,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:58,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1108 states and 1453 transitions. [2019-11-20 03:53:58,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1453 transitions. [2019-11-20 03:53:58,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:53:58,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-20 03:53:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:58,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1115 states and 1461 transitions. [2019-11-20 03:53:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1461 transitions. [2019-11-20 03:53:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-11-20 03:53:58,429 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:53:59,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:53:59,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1117 states and 1464 transitions. [2019-11-20 03:53:59,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1464 transitions. [2019-11-20 03:53:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:53:59,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:53:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:53:59,477 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 03:54:05,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:05,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1183 states and 1535 transitions. [2019-11-20 03:54:05,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1535 transitions. [2019-11-20 03:54:05,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:54:05,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:05,788 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 03:54:06,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1190 states and 1541 transitions. [2019-11-20 03:54:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1541 transitions. [2019-11-20 03:54:06,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:54:06,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:06,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 03:54:07,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:07,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1218 states and 1568 transitions. [2019-11-20 03:54:07,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1568 transitions. [2019-11-20 03:54:07,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:54:07,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:54:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:07,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1226 states and 1578 transitions. [2019-11-20 03:54:07,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 1578 transitions. [2019-11-20 03:54:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:54:07,283 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:54:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1227 states and 1578 transitions. [2019-11-20 03:54:07,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1578 transitions. [2019-11-20 03:54:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-11-20 03:54:07,775 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:07,801 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2019-11-20 03:54:08,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:08,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1230 states and 1582 transitions. [2019-11-20 03:54:08,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1582 transitions. [2019-11-20 03:54:08,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 03:54:08,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:08,256 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:54:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1251 states and 1603 transitions. [2019-11-20 03:54:08,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1603 transitions. [2019-11-20 03:54:08,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 03:54:08,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:08,917 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:54:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1260 states and 1612 transitions. [2019-11-20 03:54:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1612 transitions. [2019-11-20 03:54:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 03:54:09,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:09,858 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:54:10,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:10,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1264 states and 1615 transitions. [2019-11-20 03:54:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1615 transitions. [2019-11-20 03:54:10,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 03:54:10,196 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:10,239 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:54:10,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1272 states and 1622 transitions. [2019-11-20 03:54:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1622 transitions. [2019-11-20 03:54:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 03:54:10,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:11,241 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:54:13,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:13,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1320 states and 1672 transitions. [2019-11-20 03:54:13,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1672 transitions. [2019-11-20 03:54:13,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-11-20 03:54:13,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 03:54:14,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:14,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1341 states and 1692 transitions. [2019-11-20 03:54:14,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1692 transitions. [2019-11-20 03:54:14,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-11-20 03:54:14,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:14,417 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2019-11-20 03:54:15,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:15,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1360 states and 1718 transitions. [2019-11-20 03:54:15,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1718 transitions. [2019-11-20 03:54:15,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 03:54:15,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:15,759 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 03:54:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1363 states and 1721 transitions. [2019-11-20 03:54:16,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1721 transitions. [2019-11-20 03:54:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 03:54:16,098 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-20 03:54:16,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:16,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1367 states and 1726 transitions. [2019-11-20 03:54:16,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1726 transitions. [2019-11-20 03:54:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 03:54:16,564 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1390 states and 1758 transitions. [2019-11-20 03:54:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 1758 transitions. [2019-11-20 03:54:17,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2019-11-20 03:54:17,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 03:54:18,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1393 states and 1761 transitions. [2019-11-20 03:54:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1761 transitions. [2019-11-20 03:54:18,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-20 03:54:18,166 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:18,224 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-20 03:54:18,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:18,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1401 states and 1769 transitions. [2019-11-20 03:54:18,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1401 states and 1769 transitions. [2019-11-20 03:54:18,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 03:54:18,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:18,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:18,379 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-20 03:54:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:20,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1429 states and 1803 transitions. [2019-11-20 03:54:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1803 transitions. [2019-11-20 03:54:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-20 03:54:20,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:20,110 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 112 proven. 4 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2019-11-20 03:54:21,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:21,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1437 states and 1822 transitions. [2019-11-20 03:54:21,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1822 transitions. [2019-11-20 03:54:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 03:54:21,056 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:21,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:21,101 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:54:22,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:22,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1461 states and 1848 transitions. [2019-11-20 03:54:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1848 transitions. [2019-11-20 03:54:22,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-11-20 03:54:22,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:22,622 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 03:54:23,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:23,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1469 states and 1855 transitions. [2019-11-20 03:54:23,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1855 transitions. [2019-11-20 03:54:23,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-11-20 03:54:23,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 143 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 03:54:23,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:23,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1473 states and 1860 transitions. [2019-11-20 03:54:23,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1860 transitions. [2019-11-20 03:54:23,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-11-20 03:54:23,657 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:23,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:23,746 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 140 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 03:54:24,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1479 states and 1867 transitions. [2019-11-20 03:54:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1867 transitions. [2019-11-20 03:54:24,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 03:54:24,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:24,776 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:54:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:27,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1521 states and 1910 transitions. [2019-11-20 03:54:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1910 transitions. [2019-11-20 03:54:27,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-11-20 03:54:27,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:27,901 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 03:54:27,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:27,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1533 states and 1921 transitions. [2019-11-20 03:54:27,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1921 transitions. [2019-11-20 03:54:27,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-20 03:54:27,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:28,125 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-11-20 03:54:31,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1635 states and 2034 transitions. [2019-11-20 03:54:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2034 transitions. [2019-11-20 03:54:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-20 03:54:31,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:33,257 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-11-20 03:54:38,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:38,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1687 states and 2088 transitions. [2019-11-20 03:54:38,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2088 transitions. [2019-11-20 03:54:38,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 03:54:38,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:38,218 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:40,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1709 states and 2114 transitions. [2019-11-20 03:54:40,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2114 transitions. [2019-11-20 03:54:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 03:54:40,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:40,567 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:42,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:42,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1722 states and 2131 transitions. [2019-11-20 03:54:42,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2131 transitions. [2019-11-20 03:54:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 03:54:42,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:42,271 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:43,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:43,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1728 states and 2139 transitions. [2019-11-20 03:54:43,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2139 transitions. [2019-11-20 03:54:43,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 03:54:43,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:43,432 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:44,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:44,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1756 states and 2168 transitions. [2019-11-20 03:54:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2168 transitions. [2019-11-20 03:54:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 03:54:44,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:44,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:44,122 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1758 states and 2170 transitions. [2019-11-20 03:54:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2170 transitions. [2019-11-20 03:54:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 03:54:44,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:44,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:45,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1775 states and 2186 transitions. [2019-11-20 03:54:45,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2186 transitions. [2019-11-20 03:54:45,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-20 03:54:45,177 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:45,238 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-11-20 03:54:45,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1792 states and 2202 transitions. [2019-11-20 03:54:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2202 transitions. [2019-11-20 03:54:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 03:54:45,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:54:57,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:57,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1891 states and 2307 transitions. [2019-11-20 03:54:57,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2307 transitions. [2019-11-20 03:54:57,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-11-20 03:54:57,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 03:54:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:54:59,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1902 states and 2318 transitions. [2019-11-20 03:54:59,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2318 transitions. [2019-11-20 03:54:59,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 03:54:59,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:54:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:54:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 03:55:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1913 states and 2331 transitions. [2019-11-20 03:55:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2331 transitions. [2019-11-20 03:55:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 03:55:00,373 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:00,451 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 03:55:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:01,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1923 states and 2340 transitions. [2019-11-20 03:55:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2340 transitions. [2019-11-20 03:55:01,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-20 03:55:01,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:01,201 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2019-11-20 03:55:01,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:01,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1928 states and 2344 transitions. [2019-11-20 03:55:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2344 transitions. [2019-11-20 03:55:01,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 03:55:01,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 116 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2019-11-20 03:55:02,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 1933 states and 2354 transitions. [2019-11-20 03:55:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2354 transitions. [2019-11-20 03:55:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-20 03:55:02,371 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:04,748 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 1958 states and 2384 transitions. [2019-11-20 03:55:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2384 transitions. [2019-11-20 03:55:09,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-20 03:55:09,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:11,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:11,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1973 states and 2400 transitions. [2019-11-20 03:55:11,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2400 transitions. [2019-11-20 03:55:11,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2019-11-20 03:55:11,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:12,124 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 216 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 03:55:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:12,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1974 states and 2402 transitions. [2019-11-20 03:55:12,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 2402 transitions. [2019-11-20 03:55:12,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-11-20 03:55:12,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 219 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:55:17,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:17,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1978 states and 2409 transitions. [2019-11-20 03:55:17,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2409 transitions. [2019-11-20 03:55:17,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-11-20 03:55:17,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:19,475 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:55:22,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:22,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 1998 states and 2433 transitions. [2019-11-20 03:55:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2433 transitions. [2019-11-20 03:55:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-11-20 03:55:22,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:55:25,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:25,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2019 states and 2453 transitions. [2019-11-20 03:55:25,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 2453 transitions. [2019-11-20 03:55:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2019-11-20 03:55:25,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:26,001 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2019-11-20 03:55:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2030 states and 2463 transitions. [2019-11-20 03:55:27,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2463 transitions. [2019-11-20 03:55:27,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 03:55:27,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:27,811 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:55:28,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2033 states and 2465 transitions. [2019-11-20 03:55:28,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2465 transitions. [2019-11-20 03:55:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2019-11-20 03:55:28,252 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:28,322 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2019-11-20 03:55:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2044 states and 2477 transitions. [2019-11-20 03:55:29,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2477 transitions. [2019-11-20 03:55:29,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 03:55:29,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:29,805 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 03:55:30,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:30,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2048 states and 2486 transitions. [2019-11-20 03:55:30,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2486 transitions. [2019-11-20 03:55:30,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 03:55:30,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 03:55:32,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:32,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2066 states and 2511 transitions. [2019-11-20 03:55:32,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2511 transitions. [2019-11-20 03:55:32,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 03:55:32,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:32,628 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 03:55:33,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:33,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2074 states and 2518 transitions. [2019-11-20 03:55:33,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2518 transitions. [2019-11-20 03:55:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 03:55:33,230 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 03:55:36,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:36,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2094 states and 2539 transitions. [2019-11-20 03:55:36,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2539 transitions. [2019-11-20 03:55:36,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 03:55:36,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:36,494 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 03:55:37,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2104 states and 2547 transitions. [2019-11-20 03:55:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2547 transitions. [2019-11-20 03:55:37,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2019-11-20 03:55:37,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:37,715 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 03:55:38,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:38,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2117 states and 2558 transitions. [2019-11-20 03:55:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2558 transitions. [2019-11-20 03:55:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 03:55:38,324 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:38,459 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 177 proven. 8 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2019-11-20 03:55:38,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:38,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2118 states and 2558 transitions. [2019-11-20 03:55:38,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2558 transitions. [2019-11-20 03:55:38,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 03:55:38,512 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:39,049 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2019-11-20 03:55:40,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:40,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2126 states and 2573 transitions. [2019-11-20 03:55:40,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2573 transitions. [2019-11-20 03:55:40,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 03:55:40,456 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:40,514 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-20 03:55:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:41,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2130 states and 2579 transitions. [2019-11-20 03:55:41,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2579 transitions. [2019-11-20 03:55:41,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 03:55:41,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:41,214 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 269 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 03:55:44,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:44,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2174 states and 2632 transitions. [2019-11-20 03:55:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2632 transitions. [2019-11-20 03:55:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 03:55:44,438 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 269 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 03:55:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2198 states and 2655 transitions. [2019-11-20 03:55:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2655 transitions. [2019-11-20 03:55:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2019-11-20 03:55:46,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:46,684 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 269 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2019-11-20 03:55:48,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2221 states and 2679 transitions. [2019-11-20 03:55:48,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2679 transitions. [2019-11-20 03:55:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 03:55:48,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:48,696 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-11-20 03:55:50,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:50,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2228 states and 2685 transitions. [2019-11-20 03:55:50,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2685 transitions. [2019-11-20 03:55:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 03:55:50,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2019-11-20 03:55:51,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 2239 states and 2696 transitions. [2019-11-20 03:55:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2696 transitions. [2019-11-20 03:55:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2019-11-20 03:55:51,963 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2019-11-20 03:55:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2243 states and 2699 transitions. [2019-11-20 03:55:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2699 transitions. [2019-11-20 03:55:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-11-20 03:55:52,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-11-20 03:55:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:55:53,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 2247 states and 2706 transitions. [2019-11-20 03:55:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 2706 transitions. [2019-11-20 03:55:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2019-11-20 03:55:53,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:55:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:55:54,915 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 356 proven. 39 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2019-11-20 03:56:00,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2277 states and 2741 transitions. [2019-11-20 03:56:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2277 states and 2741 transitions. [2019-11-20 03:56:01,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:56:01,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:01,071 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 03:56:01,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:01,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 2294 states and 2759 transitions. [2019-11-20 03:56:01,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 2759 transitions. [2019-11-20 03:56:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:56:01,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:01,791 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 03:56:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:02,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 2305 states and 2771 transitions. [2019-11-20 03:56:02,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2771 transitions. [2019-11-20 03:56:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:56:02,162 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 03:56:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:02,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2309 states and 2775 transitions. [2019-11-20 03:56:02,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 2775 transitions. [2019-11-20 03:56:02,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:56:02,759 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:02,830 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 03:56:03,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:03,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2313 states and 2778 transitions. [2019-11-20 03:56:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2778 transitions. [2019-11-20 03:56:03,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:56:03,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:03,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:03,304 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 03:56:04,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:04,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2330 states and 2795 transitions. [2019-11-20 03:56:04,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2795 transitions. [2019-11-20 03:56:04,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2019-11-20 03:56:04,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:04,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:04,168 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 03:56:04,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:04,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2334 states and 2798 transitions. [2019-11-20 03:56:04,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2798 transitions. [2019-11-20 03:56:04,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 03:56:04,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:04,894 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2019-11-20 03:56:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:07,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2420 states and 2896 transitions. [2019-11-20 03:56:07,361 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 2896 transitions. [2019-11-20 03:56:07,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2019-11-20 03:56:07,362 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 03:56:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 03:56:07,489 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2019-11-20 03:56:09,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 03:56:09,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2375 states and 2845 transitions. [2019-11-20 03:56:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2845 transitions. [2019-11-20 03:56:09,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 03:56:09,337 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 149 iterations. [2019-11-20 03:56:09,344 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 03:56:09,502 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 14 [2019-11-20 03:56:09,839 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 14 [2019-11-20 03:56:10,126 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2019-11-20 03:56:10,240 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 14 [2019-11-20 03:56:10,385 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 14 [2019-11-20 03:56:10,593 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2019-11-20 03:56:10,744 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 14 [2019-11-20 03:56:10,984 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2019-11-20 03:56:11,235 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 14 [2019-11-20 03:56:11,519 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 14 [2019-11-20 03:56:11,673 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 14 [2019-11-20 03:56:11,910 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2019-11-20 03:56:12,252 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 14 [2019-11-20 03:56:12,494 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2019-11-20 03:56:12,786 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 14 [2019-11-20 03:56:13,138 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2019-11-20 03:56:13,249 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 14 [2019-11-20 03:56:13,394 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 14 [2019-11-20 03:56:13,545 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2019-11-20 03:56:13,778 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 14 [2019-11-20 03:56:13,889 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 14 [2019-11-20 03:56:14,001 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 14 [2019-11-20 03:56:14,206 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 14 [2019-11-20 03:56:14,373 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 14 [2019-11-20 03:56:14,495 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 14 [2019-11-20 03:56:14,655 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 14 [2019-11-20 03:56:14,802 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2019-11-20 03:56:15,106 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 14 [2019-11-20 03:56:15,267 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 14 [2019-11-20 03:56:15,403 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2019-11-20 03:56:15,610 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2019-11-20 03:56:15,759 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 14 [2019-11-20 03:56:15,867 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 14 [2019-11-20 03:56:16,135 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 14 [2019-11-20 03:56:16,297 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 14 [2019-11-20 03:56:16,483 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 14 [2019-11-20 03:56:16,730 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 14 [2019-11-20 03:56:16,906 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 14 [2019-11-20 03:56:17,154 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 14 [2019-11-20 03:56:17,427 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 50 [2019-11-20 03:56:17,644 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 14 [2019-11-20 03:56:17,758 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 14 [2019-11-20 03:56:18,006 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2019-11-20 03:56:18,226 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 14 [2019-11-20 03:56:18,371 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 14 [2019-11-20 03:56:18,506 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 14 [2019-11-20 03:56:18,741 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 14 [2019-11-20 03:56:18,741 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 03:56:18,745 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-11-20 03:56:18,751 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2019-11-20 03:56:18,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 03:56:18 ImpRootNode [2019-11-20 03:56:18,752 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 03:56:18,753 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 03:56:18,753 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 03:56:18,753 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 03:56:18,754 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:52:52" (3/4) ... [2019-11-20 03:56:18,757 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 03:56:18,776 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2019-11-20 03:56:18,778 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-20 03:56:18,779 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 03:56:18,781 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-20 03:56:18,898 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9cf98bd4-52b3-40a4-8cf6-c9d8f3d1ec02/bin/ukojak/witness.graphml [2019-11-20 03:56:18,898 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 03:56:18,899 INFO L168 Benchmark]: Toolchain (without parser) took 209763.70 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -173.4 MB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2019-11-20 03:56:18,899 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:56:18,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -160.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:18,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:18,901 INFO L168 Benchmark]: Boogie Preprocessor took 72.79 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:18,901 INFO L168 Benchmark]: RCFGBuilder took 2095.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.3 MB in the end (delta: 217.8 MB). Peak memory consumption was 217.8 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:18,901 INFO L168 Benchmark]: CodeCheck took 206720.61 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 880.3 MB in the beginning and 1.2 GB in the end (delta: -319.6 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2019-11-20 03:56:18,902 INFO L168 Benchmark]: Witness Printer took 145.23 ms. Allocated memory is still 4.1 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:56:18,904 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, 76 locations, 1 error locations. Result: SAFE, OverallTime: 197.2s, OverallIterations: 149, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: -2079585272 SDtfs, -869621620 SDslu, -1740093392 SDs, 0 SdLazy, -1026737264 SolverSat, -420093264 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 809.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 164840 GetRequests, 161129 SyntacticMatches, 2259 SemanticMatches, 1452 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1498391 ImplicationChecksByTransitivity, 169.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 21.5s InterpolantComputationTime, 23505 NumberOfCodeBlocks, 23505 NumberOfCodeBlocksAsserted, 148 NumberOfCheckSat, 23357 ConstructedInterpolants, 0 QuantifiedInterpolants, 15815890 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 148 InterpolantComputations, 131 PerfectInterpolantSequences, 21063/21187 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: 560]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a17 == 1) || !(a16 == 6)) || a20 == 1) || 15 == a8 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a17 == 1) || !(a16 == 6)) || a20 == 1) || 15 == a8 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 647.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -160.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.79 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2095.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 880.3 MB in the end (delta: 217.8 MB). Peak memory consumption was 217.8 MB. Max. memory is 11.5 GB. * CodeCheck took 206720.61 ms. Allocated memory was 1.2 GB in the beginning and 4.1 GB in the end (delta: 2.9 GB). Free memory was 880.3 MB in the beginning and 1.2 GB in the end (delta: -319.6 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * Witness Printer took 145.23 ms. Allocated memory is still 4.1 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 80.4 MB). Peak memory consumption was 80.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...