./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label55.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_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label55.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/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 f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 05:06:18,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 05:06:18,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 05:06:18,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 05:06:18,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 05:06:18,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 05:06:18,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 05:06:18,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 05:06:18,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 05:06:18,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 05:06:18,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 05:06:18,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 05:06:18,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 05:06:18,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 05:06:18,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 05:06:18,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 05:06:18,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 05:06:18,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 05:06:18,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 05:06:18,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 05:06:18,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 05:06:18,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 05:06:18,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 05:06:18,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 05:06:18,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 05:06:18,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 05:06:18,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 05:06:18,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 05:06:18,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 05:06:18,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 05:06:18,265 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 05:06:18,266 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 05:06:18,267 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 05:06:18,268 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 05:06:18,269 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 05:06:18,269 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 05:06:18,270 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 05:06:18,270 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 05:06:18,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 05:06:18,271 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 05:06:18,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 05:06:18,273 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 05:06:18,288 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 05:06:18,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 05:06:18,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 05:06:18,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 05:06:18,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 05:06:18,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 05:06:18,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 05:06:18,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 05:06:18,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 05:06:18,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 05:06:18,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 05:06:18,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 05:06:18,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 05:06:18,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 05:06:18,292 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 05:06:18,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 05:06:18,293 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 05:06:18,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 05:06:18,293 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 05:06:18,294 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 05:06:18,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 05:06:18,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 05:06:18,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:06:18,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 05:06:18,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 05:06:18,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 05:06:18,296 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 05:06:18,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 05:06:18,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 05:06:18,296 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_a7029e85-7edf-4e89-a686-a0c731039b7f/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 -> f7581b03dc5e38c896dc44d57a6d1677c5f9e4cd [2019-11-20 05:06:18,456 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 05:06:18,468 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 05:06:18,472 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 05:06:18,473 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 05:06:18,474 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 05:06:18,474 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-20 05:06:18,533 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/data/240912bea/26b948372e654289b22799d9790f72bd/FLAG0d332b573 [2019-11-20 05:06:19,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 05:06:19,043 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/sv-benchmarks/c/eca-rers2012/Problem02_label55.c [2019-11-20 05:06:19,058 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/data/240912bea/26b948372e654289b22799d9790f72bd/FLAG0d332b573 [2019-11-20 05:06:19,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/data/240912bea/26b948372e654289b22799d9790f72bd [2019-11-20 05:06:19,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 05:06:19,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 05:06:19,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 05:06:19,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 05:06:19,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 05:06:19,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:19,289 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 05:06:19, skipping insertion in model container [2019-11-20 05:06:19,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:19,298 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 05:06:19,368 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 05:06:19,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:06:19,828 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 05:06:19,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 05:06:19,986 INFO L192 MainTranslator]: Completed translation [2019-11-20 05:06:19,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19 WrapperNode [2019-11-20 05:06:19,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 05:06:19,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 05:06:19,988 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 05:06:19,988 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 05:06:19,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 05:06:20,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 05:06:20,066 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 05:06:20,066 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 05:06:20,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... [2019-11-20 05:06:20,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 05:06:20,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 05:06:20,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 05:06:20,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 05:06:20,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:06:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 05:06:20,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 05:06:20,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 05:06:22,535 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 05:06:22,536 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 05:06:22,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:06:22 BoogieIcfgContainer [2019-11-20 05:06:22,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 05:06:22,538 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 05:06:22,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 05:06:22,549 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 05:06:22,549 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:06:22" (1/1) ... [2019-11-20 05:06:22,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 05:06:22,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2019-11-20 05:06:22,600 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2019-11-20 05:06:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2019-11-20 05:06:22,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:23,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 163 states and 276 transitions. [2019-11-20 05:06:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 276 transitions. [2019-11-20 05:06:23,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-20 05:06:23,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:24,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:25,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 242 states and 361 transitions. [2019-11-20 05:06:25,091 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 361 transitions. [2019-11-20 05:06:25,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2019-11-20 05:06:25,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:25,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:25,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 246 states and 366 transitions. [2019-11-20 05:06:25,533 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 366 transitions. [2019-11-20 05:06:25,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2019-11-20 05:06:25,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:25,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:25,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 251 states and 378 transitions. [2019-11-20 05:06:25,894 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 378 transitions. [2019-11-20 05:06:25,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2019-11-20 05:06:25,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:25,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:26,057 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:27,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:27,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 329 states and 458 transitions. [2019-11-20 05:06:27,368 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 458 transitions. [2019-11-20 05:06:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 05:06:27,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:27,489 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:06:28,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:28,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 338 states and 475 transitions. [2019-11-20 05:06:28,090 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 475 transitions. [2019-11-20 05:06:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-11-20 05:06:28,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:28,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-11-20 05:06:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 343 states and 484 transitions. [2019-11-20 05:06:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 484 transitions. [2019-11-20 05:06:28,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 05:06:28,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:28,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:28,473 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 347 states and 491 transitions. [2019-11-20 05:06:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 491 transitions. [2019-11-20 05:06:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2019-11-20 05:06:28,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:28,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:29,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 350 states and 495 transitions. [2019-11-20 05:06:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 495 transitions. [2019-11-20 05:06:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-11-20 05:06:29,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:29,249 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:06:29,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:29,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 359 states and 515 transitions. [2019-11-20 05:06:29,954 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 515 transitions. [2019-11-20 05:06:29,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2019-11-20 05:06:29,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:29,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:06:30,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 362 states and 518 transitions. [2019-11-20 05:06:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 518 transitions. [2019-11-20 05:06:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 05:06:30,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:30,079 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:06:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:30,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 363 states and 521 transitions. [2019-11-20 05:06:30,353 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 521 transitions. [2019-11-20 05:06:30,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 05:06:30,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:30,389 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:06:30,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:30,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 366 states and 526 transitions. [2019-11-20 05:06:30,616 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 526 transitions. [2019-11-20 05:06:30,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 05:06:30,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:30,644 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:06:30,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:30,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 369 states and 532 transitions. [2019-11-20 05:06:30,875 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 532 transitions. [2019-11-20 05:06:30,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 05:06:30,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:30,898 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-11-20 05:06:31,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 371 states and 534 transitions. [2019-11-20 05:06:31,123 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 534 transitions. [2019-11-20 05:06:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-11-20 05:06:31,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:31,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:31,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 378 states and 541 transitions. [2019-11-20 05:06:31,207 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 541 transitions. [2019-11-20 05:06:31,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 05:06:31,209 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:31,235 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:06:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 379 states and 545 transitions. [2019-11-20 05:06:31,567 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 545 transitions. [2019-11-20 05:06:31,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 05:06:31,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:06:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:31,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 382 states and 548 transitions. [2019-11-20 05:06:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 548 transitions. [2019-11-20 05:06:31,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 05:06:31,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:06:32,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:32,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 385 states and 552 transitions. [2019-11-20 05:06:32,146 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 552 transitions. [2019-11-20 05:06:32,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2019-11-20 05:06:32,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:32,182 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:06:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 388 states and 556 transitions. [2019-11-20 05:06:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 556 transitions. [2019-11-20 05:06:32,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2019-11-20 05:06:32,372 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:32,398 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:32,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 390 states and 558 transitions. [2019-11-20 05:06:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 558 transitions. [2019-11-20 05:06:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2019-11-20 05:06:32,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:06:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:33,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 403 states and 576 transitions. [2019-11-20 05:06:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 576 transitions. [2019-11-20 05:06:33,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-11-20 05:06:33,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:33,472 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:33,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 410 states and 583 transitions. [2019-11-20 05:06:33,518 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 583 transitions. [2019-11-20 05:06:33,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-11-20 05:06:33,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:33,550 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-20 05:06:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 420 states and 596 transitions. [2019-11-20 05:06:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 596 transitions. [2019-11-20 05:06:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-11-20 05:06:34,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:34,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:34,063 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:34,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:34,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 425 states and 601 transitions. [2019-11-20 05:06:34,118 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 601 transitions. [2019-11-20 05:06:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-11-20 05:06:34,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:34,199 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:34,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 426 states and 602 transitions. [2019-11-20 05:06:34,226 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 602 transitions. [2019-11-20 05:06:34,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2019-11-20 05:06:34,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:34,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:34,408 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-11-20 05:06:35,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:35,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 449 states and 634 transitions. [2019-11-20 05:06:35,672 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 634 transitions. [2019-11-20 05:06:35,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:06:35,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:06:35,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:35,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 461 states and 646 transitions. [2019-11-20 05:06:35,817 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 646 transitions. [2019-11-20 05:06:35,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-11-20 05:06:35,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:35,892 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 470 states and 657 transitions. [2019-11-20 05:06:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 657 transitions. [2019-11-20 05:06:36,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 05:06:36,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:06:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 476 states and 674 transitions. [2019-11-20 05:06:37,601 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 674 transitions. [2019-11-20 05:06:37,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 05:06:37,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:06:38,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 479 states and 679 transitions. [2019-11-20 05:06:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 679 transitions. [2019-11-20 05:06:38,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 05:06:38,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:38,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:38,337 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:39,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:39,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 508 states and 714 transitions. [2019-11-20 05:06:39,879 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 714 transitions. [2019-11-20 05:06:39,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:06:39,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:39,993 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:41,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 536 states and 754 transitions. [2019-11-20 05:06:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 754 transitions. [2019-11-20 05:06:41,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:06:41,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:41,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:41,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 539 states and 759 transitions. [2019-11-20 05:06:41,767 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 759 transitions. [2019-11-20 05:06:41,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:06:41,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:41,854 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:42,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 541 states and 761 transitions. [2019-11-20 05:06:42,216 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 761 transitions. [2019-11-20 05:06:42,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:06:42,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:42,310 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:42,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:42,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 544 states and 764 transitions. [2019-11-20 05:06:42,646 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 764 transitions. [2019-11-20 05:06:42,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:06:42,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:43,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:43,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 547 states and 767 transitions. [2019-11-20 05:06:43,073 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 767 transitions. [2019-11-20 05:06:43,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:06:43,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:43,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:43,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 550 states and 770 transitions. [2019-11-20 05:06:43,554 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 770 transitions. [2019-11-20 05:06:43,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-11-20 05:06:43,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:47,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:47,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 585 states and 816 transitions. [2019-11-20 05:06:47,755 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 816 transitions. [2019-11-20 05:06:47,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:06:47,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:06:47,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:47,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 591 states and 823 transitions. [2019-11-20 05:06:47,995 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 823 transitions. [2019-11-20 05:06:47,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-11-20 05:06:47,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:48,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:48,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:48,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 598 states and 831 transitions. [2019-11-20 05:06:48,615 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 831 transitions. [2019-11-20 05:06:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2019-11-20 05:06:48,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:06:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:50,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 628 states and 866 transitions. [2019-11-20 05:06:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 866 transitions. [2019-11-20 05:06:50,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-20 05:06:50,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:50,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:50,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 633 states and 872 transitions. [2019-11-20 05:06:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 872 transitions. [2019-11-20 05:06:50,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-20 05:06:50,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 05:06:51,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:51,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 721 states and 964 transitions. [2019-11-20 05:06:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 964 transitions. [2019-11-20 05:06:51,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-20 05:06:51,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:52,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:52,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 741 states and 985 transitions. [2019-11-20 05:06:52,113 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 985 transitions. [2019-11-20 05:06:52,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2019-11-20 05:06:52,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:52,146 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:06:52,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 746 states and 992 transitions. [2019-11-20 05:06:52,863 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 992 transitions. [2019-11-20 05:06:52,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2019-11-20 05:06:52,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:53,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:53,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 807 states and 1057 transitions. [2019-11-20 05:06:53,972 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1057 transitions. [2019-11-20 05:06:53,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-11-20 05:06:53,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:54,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:54,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 857 states and 1109 transitions. [2019-11-20 05:06:54,973 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1109 transitions. [2019-11-20 05:06:54,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 05:06:54,974 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:55,024 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:56,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 888 states and 1142 transitions. [2019-11-20 05:06:56,138 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1142 transitions. [2019-11-20 05:06:56,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-11-20 05:06:56,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:56,189 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:06:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:06:56,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 891 states and 1145 transitions. [2019-11-20 05:06:56,489 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1145 transitions. [2019-11-20 05:06:56,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 05:06:56,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:06:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:06:57,228 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:07:01,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 948 states and 1217 transitions. [2019-11-20 05:07:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1217 transitions. [2019-11-20 05:07:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-20 05:07:01,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:01,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 05:07:01,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:01,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 952 states and 1225 transitions. [2019-11-20 05:07:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1225 transitions. [2019-11-20 05:07:01,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:07:01,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:07:03,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:03,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 997 states and 1280 transitions. [2019-11-20 05:07:03,564 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1280 transitions. [2019-11-20 05:07:03,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:07:03,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:03,636 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:07:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:04,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1003 states and 1286 transitions. [2019-11-20 05:07:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1286 transitions. [2019-11-20 05:07:04,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:07:04,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:04,378 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:07:04,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:04,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1006 states and 1290 transitions. [2019-11-20 05:07:04,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1290 transitions. [2019-11-20 05:07:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:07:05,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:07:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1011 states and 1294 transitions. [2019-11-20 05:07:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1294 transitions. [2019-11-20 05:07:05,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:07:05,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:05,569 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:07:06,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1014 states and 1296 transitions. [2019-11-20 05:07:06,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1296 transitions. [2019-11-20 05:07:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:07:06,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:06,105 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-11-20 05:07:06,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:06,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1016 states and 1298 transitions. [2019-11-20 05:07:06,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1298 transitions. [2019-11-20 05:07:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-20 05:07:06,573 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:07:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:08,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 1042 states and 1324 transitions. [2019-11-20 05:07:08,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1324 transitions. [2019-11-20 05:07:08,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 05:07:08,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:07:09,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:09,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1047 states and 1330 transitions. [2019-11-20 05:07:09,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1330 transitions. [2019-11-20 05:07:09,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-20 05:07:09,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:07:09,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:09,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1050 states and 1332 transitions. [2019-11-20 05:07:09,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1332 transitions. [2019-11-20 05:07:09,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-11-20 05:07:09,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2019-11-20 05:07:09,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:09,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1051 states and 1336 transitions. [2019-11-20 05:07:09,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1336 transitions. [2019-11-20 05:07:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-11-20 05:07:09,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:09,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-20 05:07:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1162 states and 1455 transitions. [2019-11-20 05:07:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1455 transitions. [2019-11-20 05:07:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-11-20 05:07:12,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-20 05:07:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1233 states and 1525 transitions. [2019-11-20 05:07:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1525 transitions. [2019-11-20 05:07:16,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-11-20 05:07:16,929 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:17,962 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-20 05:07:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1332 states and 1625 transitions. [2019-11-20 05:07:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1625 transitions. [2019-11-20 05:07:21,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2019-11-20 05:07:21,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:22,160 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:07:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:24,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1704 states to 1410 states and 1704 transitions. [2019-11-20 05:07:24,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1704 transitions. [2019-11-20 05:07:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-20 05:07:24,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:24,120 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:25,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1429 states and 1725 transitions. [2019-11-20 05:07:25,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1725 transitions. [2019-11-20 05:07:25,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-20 05:07:25,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:25,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:25,420 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:25,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:25,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1430 states and 1726 transitions. [2019-11-20 05:07:25,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1726 transitions. [2019-11-20 05:07:25,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 05:07:25,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:25,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 05:07:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:31,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1471 states and 1770 transitions. [2019-11-20 05:07:31,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1770 transitions. [2019-11-20 05:07:31,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 05:07:31,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:31,514 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2019-11-20 05:07:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:33,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1528 states and 1826 transitions. [2019-11-20 05:07:33,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1826 transitions. [2019-11-20 05:07:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-11-20 05:07:33,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:35,005 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-11-20 05:07:38,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1549 states and 1853 transitions. [2019-11-20 05:07:38,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1853 transitions. [2019-11-20 05:07:38,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-11-20 05:07:38,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:38,682 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:38,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:38,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1550 states and 1854 transitions. [2019-11-20 05:07:38,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1854 transitions. [2019-11-20 05:07:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 05:07:38,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:40,200 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:07:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:46,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1625 states and 1931 transitions. [2019-11-20 05:07:46,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1931 transitions. [2019-11-20 05:07:46,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2019-11-20 05:07:46,300 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-11-20 05:07:47,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:47,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1649 states and 1954 transitions. [2019-11-20 05:07:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 1954 transitions. [2019-11-20 05:07:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-11-20 05:07:47,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:47,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:47,874 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:07:50,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:50,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1678 states and 1994 transitions. [2019-11-20 05:07:50,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 1994 transitions. [2019-11-20 05:07:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-11-20 05:07:50,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:50,348 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:07:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:51,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1683 states and 2003 transitions. [2019-11-20 05:07:51,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2003 transitions. [2019-11-20 05:07:51,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2019-11-20 05:07:51,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:51,435 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:07:51,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:51,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1686 states and 2008 transitions. [2019-11-20 05:07:51,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 2008 transitions. [2019-11-20 05:07:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-11-20 05:07:51,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:51,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:51,957 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:52,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:52,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1707 states and 2032 transitions. [2019-11-20 05:07:52,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2032 transitions. [2019-11-20 05:07:52,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2019-11-20 05:07:52,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:52,662 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:52,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1709 states and 2034 transitions. [2019-11-20 05:07:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2034 transitions. [2019-11-20 05:07:52,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2019-11-20 05:07:52,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:52,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:52,785 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:53,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1725 states and 2050 transitions. [2019-11-20 05:07:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2050 transitions. [2019-11-20 05:07:53,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-11-20 05:07:53,345 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:53,395 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:53,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1738 states and 2065 transitions. [2019-11-20 05:07:53,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2065 transitions. [2019-11-20 05:07:53,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2019-11-20 05:07:53,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:55,407 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:07:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:07:59,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1753 states and 2083 transitions. [2019-11-20 05:07:59,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2083 transitions. [2019-11-20 05:07:59,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 05:07:59,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:07:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:07:59,093 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:08:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:02,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1792 states and 2129 transitions. [2019-11-20 05:08:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2129 transitions. [2019-11-20 05:08:02,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-11-20 05:08:02,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:02,481 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:08:02,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:02,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1794 states and 2132 transitions. [2019-11-20 05:08:02,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2132 transitions. [2019-11-20 05:08:02,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 05:08:02,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:03,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:03,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1813 states and 2153 transitions. [2019-11-20 05:08:03,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2153 transitions. [2019-11-20 05:08:03,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2019-11-20 05:08:03,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:03,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1816 states and 2156 transitions. [2019-11-20 05:08:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2156 transitions. [2019-11-20 05:08:03,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2019-11-20 05:08:03,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:04,404 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:09,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1847 states and 2191 transitions. [2019-11-20 05:08:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2191 transitions. [2019-11-20 05:08:09,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-20 05:08:09,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2019-11-20 05:08:09,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:09,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1848 states and 2192 transitions. [2019-11-20 05:08:09,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2192 transitions. [2019-11-20 05:08:09,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2019-11-20 05:08:09,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:09,480 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-11-20 05:08:09,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:09,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1850 states and 2195 transitions. [2019-11-20 05:08:09,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2195 transitions. [2019-11-20 05:08:09,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-11-20 05:08:09,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:10,265 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1874 states and 2226 transitions. [2019-11-20 05:08:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2226 transitions. [2019-11-20 05:08:11,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-11-20 05:08:11,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:12,237 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:12,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1877 states and 2230 transitions. [2019-11-20 05:08:12,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2230 transitions. [2019-11-20 05:08:12,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2019-11-20 05:08:12,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:12,978 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:13,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:13,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1880 states and 2234 transitions. [2019-11-20 05:08:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2234 transitions. [2019-11-20 05:08:13,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2019-11-20 05:08:13,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:08:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:16,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1890 states and 2250 transitions. [2019-11-20 05:08:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2250 transitions. [2019-11-20 05:08:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2019-11-20 05:08:16,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:16,651 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:17,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:17,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1902 states and 2264 transitions. [2019-11-20 05:08:17,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2264 transitions. [2019-11-20 05:08:17,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 05:08:17,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:17,471 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2019-11-20 05:08:17,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:17,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1903 states and 2265 transitions. [2019-11-20 05:08:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2265 transitions. [2019-11-20 05:08:17,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 05:08:17,751 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:08:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1907 states and 2269 transitions. [2019-11-20 05:08:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2269 transitions. [2019-11-20 05:08:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2019-11-20 05:08:17,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:17,977 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:08:18,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:18,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1915 states and 2277 transitions. [2019-11-20 05:08:18,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2277 transitions. [2019-11-20 05:08:18,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 05:08:18,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2019-11-20 05:08:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1919 states and 2281 transitions. [2019-11-20 05:08:20,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2281 transitions. [2019-11-20 05:08:20,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 05:08:20,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2019-11-20 05:08:20,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:20,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1923 states and 2285 transitions. [2019-11-20 05:08:20,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2285 transitions. [2019-11-20 05:08:20,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 05:08:20,981 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:21,219 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2019-11-20 05:08:21,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:21,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1927 states and 2289 transitions. [2019-11-20 05:08:21,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2289 transitions. [2019-11-20 05:08:21,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2019-11-20 05:08:21,696 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:21,829 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2019-11-20 05:08:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:22,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1931 states and 2293 transitions. [2019-11-20 05:08:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2293 transitions. [2019-11-20 05:08:22,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-11-20 05:08:22,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:23,027 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:08:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:26,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1962 states and 2326 transitions. [2019-11-20 05:08:26,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2326 transitions. [2019-11-20 05:08:26,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-11-20 05:08:26,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:27,014 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:08:29,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:29,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1972 states and 2342 transitions. [2019-11-20 05:08:29,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2342 transitions. [2019-11-20 05:08:29,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 05:08:29,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-20 05:08:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:32,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2006 states and 2383 transitions. [2019-11-20 05:08:32,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2383 transitions. [2019-11-20 05:08:32,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 05:08:32,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:32,195 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-20 05:08:33,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:33,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2012 states and 2392 transitions. [2019-11-20 05:08:33,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2392 transitions. [2019-11-20 05:08:33,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 05:08:33,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:33,220 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-20 05:08:33,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:33,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2021 states and 2400 transitions. [2019-11-20 05:08:33,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2400 transitions. [2019-11-20 05:08:33,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2019-11-20 05:08:33,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-20 05:08:34,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2022 states and 2400 transitions. [2019-11-20 05:08:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2400 transitions. [2019-11-20 05:08:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2019-11-20 05:08:34,351 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 169 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 05:08:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:37,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2039 states and 2420 transitions. [2019-11-20 05:08:37,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2420 transitions. [2019-11-20 05:08:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2019-11-20 05:08:37,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:37,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:37,280 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2019-11-20 05:08:39,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2054 states and 2437 transitions. [2019-11-20 05:08:39,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2437 transitions. [2019-11-20 05:08:39,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2019-11-20 05:08:39,862 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:39,931 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-20 05:08:43,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:43,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2066 states and 2454 transitions. [2019-11-20 05:08:43,060 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2454 transitions. [2019-11-20 05:08:43,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 05:08:43,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:43,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:43,110 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-20 05:08:45,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:45,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2073 states and 2465 transitions. [2019-11-20 05:08:45,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2465 transitions. [2019-11-20 05:08:45,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2019-11-20 05:08:45,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:45,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:08:45,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:45,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2076 states and 2467 transitions. [2019-11-20 05:08:45,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2467 transitions. [2019-11-20 05:08:45,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2019-11-20 05:08:45,612 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 179 proven. 3 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:08:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2081 states and 2472 transitions. [2019-11-20 05:08:46,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2472 transitions. [2019-11-20 05:08:46,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2019-11-20 05:08:46,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:46,265 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2019-11-20 05:08:50,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:50,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2112 states and 2505 transitions. [2019-11-20 05:08:50,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2505 transitions. [2019-11-20 05:08:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 05:08:50,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:50,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:50,423 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-11-20 05:08:51,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2113 states and 2506 transitions. [2019-11-20 05:08:51,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2506 transitions. [2019-11-20 05:08:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2019-11-20 05:08:51,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:51,142 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2019-11-20 05:08:51,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:51,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2114 states and 2506 transitions. [2019-11-20 05:08:51,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2506 transitions. [2019-11-20 05:08:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 05:08:51,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:51,516 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-11-20 05:08:51,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:51,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2120 states and 2513 transitions. [2019-11-20 05:08:51,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2513 transitions. [2019-11-20 05:08:51,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2019-11-20 05:08:51,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:51,633 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2019-11-20 05:08:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:52,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2124 states and 2517 transitions. [2019-11-20 05:08:52,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2517 transitions. [2019-11-20 05:08:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-11-20 05:08:52,733 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:53,814 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-11-20 05:08:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2598 states to 2202 states and 2598 transitions. [2019-11-20 05:08:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2598 transitions. [2019-11-20 05:08:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 05:08:56,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:56,776 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 230 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:08:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:58,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2210 states and 2614 transitions. [2019-11-20 05:08:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2614 transitions. [2019-11-20 05:08:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2019-11-20 05:08:58,180 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:58,274 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 230 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:08:58,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:08:58,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2213 states and 2617 transitions. [2019-11-20 05:08:58,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 2617 transitions. [2019-11-20 05:08:58,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2019-11-20 05:08:58,854 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:08:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:08:59,123 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:09:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2237 states and 2645 transitions. [2019-11-20 05:09:00,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2645 transitions. [2019-11-20 05:09:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-11-20 05:09:00,955 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 05:09:03,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:03,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2276 states and 2685 transitions. [2019-11-20 05:09:03,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2685 transitions. [2019-11-20 05:09:03,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 05:09:03,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2019-11-20 05:09:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2288 states and 2699 transitions. [2019-11-20 05:09:05,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2699 transitions. [2019-11-20 05:09:05,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 05:09:05,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:05,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:09:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 2289 states and 2701 transitions. [2019-11-20 05:09:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2701 transitions. [2019-11-20 05:09:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 05:09:05,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:09:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:07,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2307 states and 2719 transitions. [2019-11-20 05:09:07,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2719 transitions. [2019-11-20 05:09:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2019-11-20 05:09:07,640 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:07,806 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:09:08,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:08,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2722 states to 2310 states and 2722 transitions. [2019-11-20 05:09:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2722 transitions. [2019-11-20 05:09:08,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2019-11-20 05:09:08,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:09,013 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-20 05:09:10,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:10,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2319 states and 2735 transitions. [2019-11-20 05:09:10,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2735 transitions. [2019-11-20 05:09:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:10,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:11,285 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 05:09:14,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:14,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2379 states and 2799 transitions. [2019-11-20 05:09:14,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2799 transitions. [2019-11-20 05:09:14,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:14,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 05:09:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:16,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2384 states and 2807 transitions. [2019-11-20 05:09:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2807 transitions. [2019-11-20 05:09:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:16,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 05:09:18,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2396 states and 2821 transitions. [2019-11-20 05:09:18,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 2821 transitions. [2019-11-20 05:09:18,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:18,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 05:09:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:19,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2399 states and 2825 transitions. [2019-11-20 05:09:19,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2825 transitions. [2019-11-20 05:09:19,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:19,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:19,493 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 05:09:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:19,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2400 states and 2828 transitions. [2019-11-20 05:09:19,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2828 transitions. [2019-11-20 05:09:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:19,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 05:09:21,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:21,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2403 states and 2831 transitions. [2019-11-20 05:09:21,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2831 transitions. [2019-11-20 05:09:21,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:21,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 05:09:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2406 states and 2834 transitions. [2019-11-20 05:09:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 2834 transitions. [2019-11-20 05:09:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-11-20 05:09:22,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:22,526 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 215 proven. 3 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2019-11-20 05:09:23,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2409 states and 2837 transitions. [2019-11-20 05:09:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 2837 transitions. [2019-11-20 05:09:23,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-11-20 05:09:23,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:23,314 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-20 05:09:26,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:26,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2432 states and 2867 transitions. [2019-11-20 05:09:26,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2867 transitions. [2019-11-20 05:09:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-11-20 05:09:26,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-20 05:09:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:27,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2435 states and 2870 transitions. [2019-11-20 05:09:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2870 transitions. [2019-11-20 05:09:27,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-11-20 05:09:27,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-20 05:09:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 2438 states and 2873 transitions. [2019-11-20 05:09:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 2873 transitions. [2019-11-20 05:09:28,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-11-20 05:09:28,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:28,703 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2019-11-20 05:09:29,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:29,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2441 states and 2876 transitions. [2019-11-20 05:09:29,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2876 transitions. [2019-11-20 05:09:29,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 05:09:29,405 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:29,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:09:30,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2469 states and 2906 transitions. [2019-11-20 05:09:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2469 states and 2906 transitions. [2019-11-20 05:09:30,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 05:09:30,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:30,744 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 260 proven. 4 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2019-11-20 05:09:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2473 states and 2910 transitions. [2019-11-20 05:09:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 2910 transitions. [2019-11-20 05:09:32,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2019-11-20 05:09:32,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:32,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:32,221 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2019-11-20 05:09:32,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:32,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 2477 states and 2913 transitions. [2019-11-20 05:09:32,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 2913 transitions. [2019-11-20 05:09:32,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-11-20 05:09:32,781 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:32,892 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 05:09:38,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:38,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2511 states and 2956 transitions. [2019-11-20 05:09:38,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2511 states and 2956 transitions. [2019-11-20 05:09:38,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-11-20 05:09:38,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:38,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:38,448 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 05:09:40,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:40,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2519 states and 2964 transitions. [2019-11-20 05:09:40,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 2964 transitions. [2019-11-20 05:09:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-11-20 05:09:40,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:40,399 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 05:09:41,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2523 states and 2970 transitions. [2019-11-20 05:09:41,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2970 transitions. [2019-11-20 05:09:41,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-11-20 05:09:41,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 05:09:42,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2526 states and 2973 transitions. [2019-11-20 05:09:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 2973 transitions. [2019-11-20 05:09:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2019-11-20 05:09:42,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:42,265 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2019-11-20 05:09:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:43,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2529 states and 2976 transitions. [2019-11-20 05:09:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2529 states and 2976 transitions. [2019-11-20 05:09:43,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2019-11-20 05:09:43,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:43,564 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 232 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2019-11-20 05:09:45,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:45,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2549 states and 2998 transitions. [2019-11-20 05:09:45,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 2998 transitions. [2019-11-20 05:09:45,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2019-11-20 05:09:45,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:45,916 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 233 proven. 3 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2019-11-20 05:09:45,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:45,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 2557 states and 3006 transitions. [2019-11-20 05:09:45,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 3006 transitions. [2019-11-20 05:09:46,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-20 05:09:46,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 243 proven. 3 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 05:09:46,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2560 states and 3008 transitions. [2019-11-20 05:09:46,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 3008 transitions. [2019-11-20 05:09:46,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2019-11-20 05:09:46,597 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:46,692 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 243 proven. 3 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2019-11-20 05:09:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3016 states to 2569 states and 3016 transitions. [2019-11-20 05:09:46,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3016 transitions. [2019-11-20 05:09:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-11-20 05:09:46,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:47,106 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:09:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:47,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2574 states and 3020 transitions. [2019-11-20 05:09:47,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 3020 transitions. [2019-11-20 05:09:47,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-11-20 05:09:47,744 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:09:49,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:49,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 2591 states and 3038 transitions. [2019-11-20 05:09:49,932 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 3038 transitions. [2019-11-20 05:09:49,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-11-20 05:09:49,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:09:52,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:52,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2606 states and 3054 transitions. [2019-11-20 05:09:52,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 3054 transitions. [2019-11-20 05:09:52,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-11-20 05:09:52,571 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:09:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2622 states and 3069 transitions. [2019-11-20 05:09:55,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3069 transitions. [2019-11-20 05:09:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2019-11-20 05:09:55,327 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2019-11-20 05:09:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2625 states and 3072 transitions. [2019-11-20 05:09:56,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3072 transitions. [2019-11-20 05:09:56,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2019-11-20 05:09:56,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:56,545 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2019-11-20 05:09:56,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:09:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2627 states and 3073 transitions. [2019-11-20 05:09:56,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 3073 transitions. [2019-11-20 05:09:56,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2019-11-20 05:09:56,964 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:09:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:09:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 303 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2019-11-20 05:10:04,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:04,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 2721 states and 3177 transitions. [2019-11-20 05:10:04,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 3177 transitions. [2019-11-20 05:10:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-20 05:10:04,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:04,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:04,678 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 05:10:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:12,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 2779 states and 3236 transitions. [2019-11-20 05:10:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3236 transitions. [2019-11-20 05:10:12,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-20 05:10:12,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:12,627 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 05:10:13,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:13,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 2779 states and 3235 transitions. [2019-11-20 05:10:13,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3235 transitions. [2019-11-20 05:10:13,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2019-11-20 05:10:13,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:13,661 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2019-11-20 05:10:14,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 2746 states and 3201 transitions. [2019-11-20 05:10:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 3201 transitions. [2019-11-20 05:10:14,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-11-20 05:10:14,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-11-20 05:10:17,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:17,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 2778 states and 3237 transitions. [2019-11-20 05:10:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3237 transitions. [2019-11-20 05:10:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-11-20 05:10:17,391 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:17,538 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2019-11-20 05:10:20,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:20,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 2793 states and 3253 transitions. [2019-11-20 05:10:20,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 3253 transitions. [2019-11-20 05:10:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 05:10:20,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:10:22,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:22,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 2806 states and 3272 transitions. [2019-11-20 05:10:22,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 3272 transitions. [2019-11-20 05:10:22,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 05:10:22,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:10:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:23,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2809 states and 3276 transitions. [2019-11-20 05:10:23,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 3276 transitions. [2019-11-20 05:10:23,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 05:10:23,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:23,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:23,945 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:10:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:24,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 2810 states and 3278 transitions. [2019-11-20 05:10:24,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 3278 transitions. [2019-11-20 05:10:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 05:10:24,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:10:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:25,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 2813 states and 3281 transitions. [2019-11-20 05:10:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3281 transitions. [2019-11-20 05:10:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 05:10:25,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:26,075 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:10:26,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:26,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 2816 states and 3284 transitions. [2019-11-20 05:10:26,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3284 transitions. [2019-11-20 05:10:26,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2019-11-20 05:10:26,873 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 321 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:10:28,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:28,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2819 states and 3287 transitions. [2019-11-20 05:10:28,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2819 states and 3287 transitions. [2019-11-20 05:10:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-11-20 05:10:28,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:29,000 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:10:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2903 states and 3391 transitions. [2019-11-20 05:10:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 3391 transitions. [2019-11-20 05:10:40,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2019-11-20 05:10:40,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:40,874 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 05:10:47,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:47,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3476 states to 2989 states and 3476 transitions. [2019-11-20 05:10:47,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2989 states and 3476 transitions. [2019-11-20 05:10:47,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 05:10:47,085 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:47,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 05:10:52,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:52,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3072 states and 3564 transitions. [2019-11-20 05:10:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 3564 transitions. [2019-11-20 05:10:52,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2019-11-20 05:10:52,973 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2019-11-20 05:10:56,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:56,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 3096 states and 3587 transitions. [2019-11-20 05:10:56,076 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3587 transitions. [2019-11-20 05:10:56,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-11-20 05:10:56,078 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:56,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:56,171 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2019-11-20 05:10:59,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:10:59,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3122 states and 3621 transitions. [2019-11-20 05:10:59,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3122 states and 3621 transitions. [2019-11-20 05:10:59,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2019-11-20 05:10:59,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:10:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:10:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2019-11-20 05:11:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3625 states to 3125 states and 3625 transitions. [2019-11-20 05:11:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 3625 transitions. [2019-11-20 05:11:00,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-11-20 05:11:00,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:00,445 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-11-20 05:11:00,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3127 states and 3627 transitions. [2019-11-20 05:11:00,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 3627 transitions. [2019-11-20 05:11:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2019-11-20 05:11:00,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2019-11-20 05:11:01,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 3133 states and 3632 transitions. [2019-11-20 05:11:01,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 3632 transitions. [2019-11-20 05:11:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2019-11-20 05:11:01,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-11-20 05:11:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:08,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 3163 states and 3668 transitions. [2019-11-20 05:11:08,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 3668 transitions. [2019-11-20 05:11:08,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:11:08,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 05:11:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:12,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3215 states and 3721 transitions. [2019-11-20 05:11:12,149 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 3721 transitions. [2019-11-20 05:11:12,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:11:12,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 05:11:13,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 3216 states and 3724 transitions. [2019-11-20 05:11:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 3724 transitions. [2019-11-20 05:11:13,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:11:13,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 05:11:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3219 states and 3727 transitions. [2019-11-20 05:11:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3219 states and 3727 transitions. [2019-11-20 05:11:13,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2019-11-20 05:11:13,942 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:14,035 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 349 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2019-11-20 05:11:15,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:15,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3222 states and 3730 transitions. [2019-11-20 05:11:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 3730 transitions. [2019-11-20 05:11:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 05:11:15,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 05:11:17,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:17,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3249 states and 3758 transitions. [2019-11-20 05:11:17,833 INFO L276 IsEmpty]: Start isEmpty. Operand 3249 states and 3758 transitions. [2019-11-20 05:11:17,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2019-11-20 05:11:17,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:18,202 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 378 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2019-11-20 05:11:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:19,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3258 states and 3766 transitions. [2019-11-20 05:11:19,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 3766 transitions. [2019-11-20 05:11:19,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2019-11-20 05:11:19,678 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:19,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:20,156 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 310 proven. 10 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-11-20 05:11:21,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:21,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 3277 states and 3784 transitions. [2019-11-20 05:11:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 3784 transitions. [2019-11-20 05:11:21,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-11-20 05:11:21,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-11-20 05:11:23,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 3287 states and 3801 transitions. [2019-11-20 05:11:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 3801 transitions. [2019-11-20 05:11:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-11-20 05:11:23,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:24,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:24,117 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-11-20 05:11:24,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:24,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3290 states and 3804 transitions. [2019-11-20 05:11:24,997 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 3804 transitions. [2019-11-20 05:11:25,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2019-11-20 05:11:25,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:25,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 317 proven. 15 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-11-20 05:11:26,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3294 states and 3808 transitions. [2019-11-20 05:11:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3808 transitions. [2019-11-20 05:11:26,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2019-11-20 05:11:26,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:26,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 430 proven. 63 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-11-20 05:11:32,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3306 states and 3825 transitions. [2019-11-20 05:11:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 3825 transitions. [2019-11-20 05:11:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2019-11-20 05:11:32,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:36,525 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2019-11-20 05:11:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3376 states and 3897 transitions. [2019-11-20 05:11:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 3897 transitions. [2019-11-20 05:11:42,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-11-20 05:11:42,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:42,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:42,894 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-11-20 05:11:43,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:43,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 3384 states and 3906 transitions. [2019-11-20 05:11:43,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3384 states and 3906 transitions. [2019-11-20 05:11:43,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2019-11-20 05:11:43,435 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 328 proven. 6 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2019-11-20 05:11:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:44,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 3385 states and 3906 transitions. [2019-11-20 05:11:44,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3385 states and 3906 transitions. [2019-11-20 05:11:44,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-11-20 05:11:44,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:44,468 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-20 05:11:47,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:47,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3943 states to 3420 states and 3943 transitions. [2019-11-20 05:11:47,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 3943 transitions. [2019-11-20 05:11:47,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-11-20 05:11:47,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-20 05:11:52,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3456 states and 3978 transitions. [2019-11-20 05:11:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3456 states and 3978 transitions. [2019-11-20 05:11:52,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2019-11-20 05:11:52,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:52,393 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-11-20 05:11:55,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:11:55,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 3487 states and 4007 transitions. [2019-11-20 05:11:55,606 INFO L276 IsEmpty]: Start isEmpty. Operand 3487 states and 4007 transitions. [2019-11-20 05:11:55,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 05:11:55,609 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:11:55,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:11:55,712 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 05:12:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 3526 states and 4057 transitions. [2019-11-20 05:12:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3526 states and 4057 transitions. [2019-11-20 05:12:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 05:12:00,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:00,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:00,816 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 05:12:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 3533 states and 4069 transitions. [2019-11-20 05:12:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 4069 transitions. [2019-11-20 05:12:04,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 05:12:04,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 05:12:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 3538 states and 4076 transitions. [2019-11-20 05:12:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 3538 states and 4076 transitions. [2019-11-20 05:12:06,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2019-11-20 05:12:06,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:06,629 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-11-20 05:12:07,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4080 states to 3541 states and 4080 transitions. [2019-11-20 05:12:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 3541 states and 4080 transitions. [2019-11-20 05:12:07,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-11-20 05:12:07,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:07,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:09,691 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 469 proven. 110 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-11-20 05:12:21,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:21,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 3582 states and 4126 transitions. [2019-11-20 05:12:21,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3582 states and 4126 transitions. [2019-11-20 05:12:21,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:12:21,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:21,711 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:12:23,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:23,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4142 states to 3596 states and 4142 transitions. [2019-11-20 05:12:23,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 4142 transitions. [2019-11-20 05:12:23,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:12:23,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:24,184 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:12:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:25,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 3600 states and 4147 transitions. [2019-11-20 05:12:25,295 INFO L276 IsEmpty]: Start isEmpty. Operand 3600 states and 4147 transitions. [2019-11-20 05:12:25,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2019-11-20 05:12:25,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:25,737 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 473 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-11-20 05:12:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4150 states to 3603 states and 4150 transitions. [2019-11-20 05:12:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 4150 transitions. [2019-11-20 05:12:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2019-11-20 05:12:26,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 374 proven. 6 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2019-11-20 05:12:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4155 states to 3608 states and 4155 transitions. [2019-11-20 05:12:27,983 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 4155 transitions. [2019-11-20 05:12:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2019-11-20 05:12:27,985 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 445 proven. 8 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2019-11-20 05:12:28,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 3632 states and 4179 transitions. [2019-11-20 05:12:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 4179 transitions. [2019-11-20 05:12:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2019-11-20 05:12:28,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-11-20 05:12:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:32,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 3652 states and 4201 transitions. [2019-11-20 05:12:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 3652 states and 4201 transitions. [2019-11-20 05:12:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2019-11-20 05:12:32,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:33,027 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 512 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2019-11-20 05:12:33,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:33,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 3661 states and 4208 transitions. [2019-11-20 05:12:33,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3661 states and 4208 transitions. [2019-11-20 05:12:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-11-20 05:12:33,998 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:34,251 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2019-11-20 05:12:35,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:35,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 3671 states and 4218 transitions. [2019-11-20 05:12:35,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 4218 transitions. [2019-11-20 05:12:35,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-11-20 05:12:35,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:35,589 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 524 proven. 4 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-11-20 05:12:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:38,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4228 states to 3679 states and 4228 transitions. [2019-11-20 05:12:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3679 states and 4228 transitions. [2019-11-20 05:12:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-11-20 05:12:38,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 524 proven. 4 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-11-20 05:12:42,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:42,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4235 states to 3684 states and 4235 transitions. [2019-11-20 05:12:42,412 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 4235 transitions. [2019-11-20 05:12:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2019-11-20 05:12:42,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:42,591 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 524 proven. 4 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-11-20 05:12:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:43,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4237 states to 3687 states and 4237 transitions. [2019-11-20 05:12:43,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 4237 transitions. [2019-11-20 05:12:43,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2019-11-20 05:12:43,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 402 proven. 6 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-11-20 05:12:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 3697 states and 4246 transitions. [2019-11-20 05:12:44,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 4246 transitions. [2019-11-20 05:12:44,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2019-11-20 05:12:44,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:44,577 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 402 proven. 6 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-11-20 05:12:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:45,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4247 states to 3698 states and 4247 transitions. [2019-11-20 05:12:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 4247 transitions. [2019-11-20 05:12:45,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2019-11-20 05:12:45,184 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:45,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:45,351 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 402 proven. 6 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2019-11-20 05:12:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4250 states to 3701 states and 4250 transitions. [2019-11-20 05:12:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 4250 transitions. [2019-11-20 05:12:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 05:12:46,863 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:47,023 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 05:12:47,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 3704 states and 4253 transitions. [2019-11-20 05:12:47,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3704 states and 4253 transitions. [2019-11-20 05:12:47,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2019-11-20 05:12:47,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:47,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 506 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2019-11-20 05:12:48,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4253 states to 3705 states and 4253 transitions. [2019-11-20 05:12:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 4253 transitions. [2019-11-20 05:12:48,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2019-11-20 05:12:48,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:49,768 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 626 proven. 4 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2019-11-20 05:12:51,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4252 states to 3705 states and 4252 transitions. [2019-11-20 05:12:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 4252 transitions. [2019-11-20 05:12:51,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-20 05:12:51,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 506 proven. 8 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2019-11-20 05:12:51,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:51,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4260 states to 3714 states and 4260 transitions. [2019-11-20 05:12:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 4260 transitions. [2019-11-20 05:12:51,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-20 05:12:51,826 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:51,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 506 proven. 8 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2019-11-20 05:12:53,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4264 states to 3719 states and 4264 transitions. [2019-11-20 05:12:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 4264 transitions. [2019-11-20 05:12:53,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-20 05:12:53,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:53,223 INFO L134 CoverageAnalysis]: Checked inductivity of 725 backedges. 578 proven. 8 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2019-11-20 05:12:53,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:12:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 3738 states and 4282 transitions. [2019-11-20 05:12:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 4282 transitions. [2019-11-20 05:12:53,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-20 05:12:53,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:12:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:12:56,592 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-11-20 05:13:07,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:07,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4335 states to 3782 states and 4335 transitions. [2019-11-20 05:13:07,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3782 states and 4335 transitions. [2019-11-20 05:13:07,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-20 05:13:07,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:07,866 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-11-20 05:13:11,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 3794 states and 4347 transitions. [2019-11-20 05:13:11,033 INFO L276 IsEmpty]: Start isEmpty. Operand 3794 states and 4347 transitions. [2019-11-20 05:13:11,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2019-11-20 05:13:11,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:11,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:11,786 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 533 proven. 83 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2019-11-20 05:13:13,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:13,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 3797 states and 4350 transitions. [2019-11-20 05:13:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3797 states and 4350 transitions. [2019-11-20 05:13:13,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-11-20 05:13:13,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:13,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:13,958 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 476 proven. 15 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2019-11-20 05:13:14,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:14,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 3801 states and 4353 transitions. [2019-11-20 05:13:14,124 INFO L276 IsEmpty]: Start isEmpty. Operand 3801 states and 4353 transitions. [2019-11-20 05:13:14,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2019-11-20 05:13:14,127 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:14,404 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 476 proven. 15 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2019-11-20 05:13:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:16,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 3816 states and 4369 transitions. [2019-11-20 05:13:16,830 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 4369 transitions. [2019-11-20 05:13:16,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-11-20 05:13:16,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:17,107 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 478 proven. 10 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-11-20 05:13:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 3846 states and 4406 transitions. [2019-11-20 05:13:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3846 states and 4406 transitions. [2019-11-20 05:13:20,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-11-20 05:13:20,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:20,617 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 478 proven. 10 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-11-20 05:13:22,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:22,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4412 states to 3853 states and 4412 transitions. [2019-11-20 05:13:22,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3853 states and 4412 transitions. [2019-11-20 05:13:22,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-11-20 05:13:22,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 478 proven. 10 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-11-20 05:13:23,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:23,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 3856 states and 4415 transitions. [2019-11-20 05:13:23,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3856 states and 4415 transitions. [2019-11-20 05:13:23,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-11-20 05:13:23,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:23,818 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 478 proven. 10 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-11-20 05:13:25,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:25,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 3859 states and 4418 transitions. [2019-11-20 05:13:25,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3859 states and 4418 transitions. [2019-11-20 05:13:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-11-20 05:13:25,027 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:25,295 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 478 proven. 10 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-11-20 05:13:26,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:26,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 3862 states and 4421 transitions. [2019-11-20 05:13:26,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3862 states and 4421 transitions. [2019-11-20 05:13:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2019-11-20 05:13:26,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 478 proven. 10 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2019-11-20 05:13:28,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:28,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4424 states to 3865 states and 4424 transitions. [2019-11-20 05:13:28,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4424 transitions. [2019-11-20 05:13:28,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-11-20 05:13:28,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-11-20 05:13:39,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:39,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4496 states to 3935 states and 4496 transitions. [2019-11-20 05:13:39,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3935 states and 4496 transitions. [2019-11-20 05:13:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2019-11-20 05:13:39,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:39,454 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2019-11-20 05:13:41,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:41,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4505 states to 3946 states and 4505 transitions. [2019-11-20 05:13:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3946 states and 4505 transitions. [2019-11-20 05:13:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 05:13:41,422 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:41,787 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 631 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 05:13:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:48,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4557 states to 3995 states and 4557 transitions. [2019-11-20 05:13:48,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 4557 transitions. [2019-11-20 05:13:48,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2019-11-20 05:13:48,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:49,074 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 631 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2019-11-20 05:13:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:51,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 4006 states and 4567 transitions. [2019-11-20 05:13:51,148 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 4567 transitions. [2019-11-20 05:13:51,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2019-11-20 05:13:51,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:51,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:51,311 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 534 proven. 2 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2019-11-20 05:13:53,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:53,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4618 states to 4058 states and 4618 transitions. [2019-11-20 05:13:53,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 4618 transitions. [2019-11-20 05:13:53,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2019-11-20 05:13:53,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:53,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:53,363 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 534 proven. 2 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2019-11-20 05:13:57,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:13:57,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4660 states to 4101 states and 4660 transitions. [2019-11-20 05:13:57,234 INFO L276 IsEmpty]: Start isEmpty. Operand 4101 states and 4660 transitions. [2019-11-20 05:13:57,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-11-20 05:13:57,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:13:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:13:59,054 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 460 proven. 157 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:14:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 4152 states and 4721 transitions. [2019-11-20 05:14:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4152 states and 4721 transitions. [2019-11-20 05:14:11,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-11-20 05:14:11,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 460 proven. 157 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:14:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:17,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4755 states to 4184 states and 4755 transitions. [2019-11-20 05:14:17,387 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 4755 transitions. [2019-11-20 05:14:17,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2019-11-20 05:14:17,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:17,646 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 460 proven. 157 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:14:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:19,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4763 states to 4194 states and 4763 transitions. [2019-11-20 05:14:19,513 INFO L276 IsEmpty]: Start isEmpty. Operand 4194 states and 4763 transitions. [2019-11-20 05:14:19,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-11-20 05:14:19,516 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-20 05:14:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:20,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4765 states to 4196 states and 4765 transitions. [2019-11-20 05:14:20,666 INFO L276 IsEmpty]: Start isEmpty. Operand 4196 states and 4765 transitions. [2019-11-20 05:14:20,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-11-20 05:14:20,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:21,104 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-20 05:14:22,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:22,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 4200 states and 4771 transitions. [2019-11-20 05:14:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 4200 states and 4771 transitions. [2019-11-20 05:14:22,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2019-11-20 05:14:22,896 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:23,262 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 671 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2019-11-20 05:14:23,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:23,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4771 states to 4201 states and 4771 transitions. [2019-11-20 05:14:23,367 INFO L276 IsEmpty]: Start isEmpty. Operand 4201 states and 4771 transitions. [2019-11-20 05:14:23,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2019-11-20 05:14:23,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:23,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:23,988 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2019-11-20 05:14:28,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:28,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4822 states to 4244 states and 4822 transitions. [2019-11-20 05:14:28,272 INFO L276 IsEmpty]: Start isEmpty. Operand 4244 states and 4822 transitions. [2019-11-20 05:14:28,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2019-11-20 05:14:28,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:28,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:28,566 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2019-11-20 05:14:32,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:32,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4829 states to 4249 states and 4829 transitions. [2019-11-20 05:14:32,281 INFO L276 IsEmpty]: Start isEmpty. Operand 4249 states and 4829 transitions. [2019-11-20 05:14:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2019-11-20 05:14:32,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2019-11-20 05:14:33,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4832 states to 4252 states and 4832 transitions. [2019-11-20 05:14:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 4252 states and 4832 transitions. [2019-11-20 05:14:33,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2019-11-20 05:14:33,869 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2019-11-20 05:14:35,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:35,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4832 states to 4253 states and 4832 transitions. [2019-11-20 05:14:35,529 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 4832 transitions. [2019-11-20 05:14:35,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2019-11-20 05:14:35,532 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 485 proven. 20 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2019-11-20 05:14:38,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4848 states to 4268 states and 4848 transitions. [2019-11-20 05:14:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 4268 states and 4848 transitions. [2019-11-20 05:14:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-11-20 05:14:38,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 05:14:44,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:44,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4903 states to 4323 states and 4903 transitions. [2019-11-20 05:14:44,827 INFO L276 IsEmpty]: Start isEmpty. Operand 4323 states and 4903 transitions. [2019-11-20 05:14:44,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-11-20 05:14:44,830 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 05:14:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4949 states to 4369 states and 4949 transitions. [2019-11-20 05:14:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 4369 states and 4949 transitions. [2019-11-20 05:14:46,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-11-20 05:14:46,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:46,553 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 05:14:49,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4960 states to 4381 states and 4960 transitions. [2019-11-20 05:14:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 4381 states and 4960 transitions. [2019-11-20 05:14:49,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2019-11-20 05:14:49,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 727 proven. 4 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-11-20 05:14:53,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:14:53,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5002 states to 4424 states and 5002 transitions. [2019-11-20 05:14:53,676 INFO L276 IsEmpty]: Start isEmpty. Operand 4424 states and 5002 transitions. [2019-11-20 05:14:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:14:53,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:14:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:14:54,993 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2019-11-20 05:15:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:00,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5073 states to 4492 states and 5073 transitions. [2019-11-20 05:15:00,069 INFO L276 IsEmpty]: Start isEmpty. Operand 4492 states and 5073 transitions. [2019-11-20 05:15:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:00,072 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:00,417 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 592 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2019-11-20 05:15:01,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5082 states to 4502 states and 5082 transitions. [2019-11-20 05:15:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand 4502 states and 5082 transitions. [2019-11-20 05:15:01,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:01,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:01,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:26,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:26,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5205 states to 4608 states and 5205 transitions. [2019-11-20 05:15:26,495 INFO L276 IsEmpty]: Start isEmpty. Operand 4608 states and 5205 transitions. [2019-11-20 05:15:26,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:26,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:27,380 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:35,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5285 states to 4686 states and 5285 transitions. [2019-11-20 05:15:35,481 INFO L276 IsEmpty]: Start isEmpty. Operand 4686 states and 5285 transitions. [2019-11-20 05:15:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:35,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:35,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:36,385 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:40,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:40,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5300 states to 4703 states and 5300 transitions. [2019-11-20 05:15:40,813 INFO L276 IsEmpty]: Start isEmpty. Operand 4703 states and 5300 transitions. [2019-11-20 05:15:40,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:40,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:41,620 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:43,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:43,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5310 states to 4712 states and 5310 transitions. [2019-11-20 05:15:43,188 INFO L276 IsEmpty]: Start isEmpty. Operand 4712 states and 5310 transitions. [2019-11-20 05:15:43,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:43,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:43,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:43,971 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:45,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:45,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5311 states to 4713 states and 5311 transitions. [2019-11-20 05:15:45,282 INFO L276 IsEmpty]: Start isEmpty. Operand 4713 states and 5311 transitions. [2019-11-20 05:15:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:45,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:46,026 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:48,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:48,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5337 states to 4735 states and 5337 transitions. [2019-11-20 05:15:48,849 INFO L276 IsEmpty]: Start isEmpty. Operand 4735 states and 5337 transitions. [2019-11-20 05:15:48,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:48,852 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:52,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:52,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5347 states to 4745 states and 5347 transitions. [2019-11-20 05:15:52,886 INFO L276 IsEmpty]: Start isEmpty. Operand 4745 states and 5347 transitions. [2019-11-20 05:15:52,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2019-11-20 05:15:52,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:53,855 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 141 proven. 564 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-11-20 05:15:54,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:15:54,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5351 states to 4750 states and 5351 transitions. [2019-11-20 05:15:54,264 INFO L276 IsEmpty]: Start isEmpty. Operand 4750 states and 5351 transitions. [2019-11-20 05:15:54,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-11-20 05:15:54,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:15:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:15:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 212 proven. 755 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-11-20 05:16:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:16:08,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5407 states to 4798 states and 5407 transitions. [2019-11-20 05:16:08,881 INFO L276 IsEmpty]: Start isEmpty. Operand 4798 states and 5407 transitions. [2019-11-20 05:16:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-11-20 05:16:08,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:16:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:16:10,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 212 proven. 755 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-11-20 05:16:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:16:15,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5427 states to 4816 states and 5427 transitions. [2019-11-20 05:16:15,189 INFO L276 IsEmpty]: Start isEmpty. Operand 4816 states and 5427 transitions. [2019-11-20 05:16:15,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-11-20 05:16:15,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:16:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:16:16,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 212 proven. 755 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-11-20 05:16:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:16:26,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5507 states to 4895 states and 5507 transitions. [2019-11-20 05:16:26,125 INFO L276 IsEmpty]: Start isEmpty. Operand 4895 states and 5507 transitions. [2019-11-20 05:16:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-11-20 05:16:26,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:16:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:16:27,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 212 proven. 755 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-11-20 05:16:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:16:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5520 states to 4910 states and 5520 transitions. [2019-11-20 05:16:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 4910 states and 5520 transitions. [2019-11-20 05:16:32,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-11-20 05:16:32,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:16:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:16:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 212 proven. 755 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-11-20 05:16:35,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:16:35,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5524 states to 4914 states and 5524 transitions. [2019-11-20 05:16:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 4914 states and 5524 transitions. [2019-11-20 05:16:35,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-11-20 05:16:35,208 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:16:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:16:36,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 212 proven. 755 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-11-20 05:16:39,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:16:39,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5535 states to 4925 states and 5535 transitions. [2019-11-20 05:16:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 4925 states and 5535 transitions. [2019-11-20 05:16:39,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2019-11-20 05:16:39,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-20 05:16:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 05:16:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1389 backedges. 212 proven. 755 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2019-11-20 05:16:42,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-20 05:16:42,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5008 states to 4432 states and 5008 transitions. [2019-11-20 05:16:42,062 INFO L276 IsEmpty]: Start isEmpty. Operand 4432 states and 5008 transitions. [2019-11-20 05:16:42,065 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 05:16:42,065 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 271 iterations. [2019-11-20 05:16:42,083 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2019-11-20 05:16:42,624 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 45 [2019-11-20 05:16:43,159 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 44 [2019-11-20 05:16:43,350 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 27 [2019-11-20 05:16:43,866 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2019-11-20 05:16:44,052 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2019-11-20 05:16:44,590 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2019-11-20 05:16:45,108 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 46 [2019-11-20 05:16:45,347 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 27 [2019-11-20 05:16:45,814 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 45 [2019-11-20 05:16:46,004 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 27 [2019-11-20 05:16:46,308 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 27 [2019-11-20 05:16:46,753 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2019-11-20 05:16:47,556 WARN L191 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2019-11-20 05:16:47,735 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 27 [2019-11-20 05:16:48,064 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 27 [2019-11-20 05:16:48,251 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 27 [2019-11-20 05:16:48,578 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 27 [2019-11-20 05:16:48,832 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 27 [2019-11-20 05:16:49,089 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 27 [2019-11-20 05:16:49,449 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 27 [2019-11-20 05:16:49,898 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 44 [2019-11-20 05:16:50,418 WARN L191 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 46 [2019-11-20 05:16:51,030 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 48 [2019-11-20 05:16:51,296 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 27 [2019-11-20 05:16:52,138 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2019-11-20 05:16:52,671 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2019-11-20 05:16:53,149 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 44 [2019-11-20 05:16:53,421 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 27 [2019-11-20 05:16:53,772 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 27 [2019-11-20 05:16:55,055 WARN L191 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 211 DAG size of output: 62 [2019-11-20 05:16:55,303 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 27 [2019-11-20 05:16:55,891 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 48 [2019-11-20 05:16:56,156 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 27 [2019-11-20 05:16:56,647 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 46 [2019-11-20 05:16:56,950 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 27 [2019-11-20 05:16:57,454 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 46 [2019-11-20 05:16:57,754 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 27 [2019-11-20 05:16:58,287 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 44 [2019-11-20 05:16:58,568 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 27 [2019-11-20 05:16:58,837 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 27 [2019-11-20 05:16:59,328 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 46 [2019-11-20 05:16:59,582 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 27 [2019-11-20 05:16:59,859 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 27 [2019-11-20 05:17:00,363 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 51 [2019-11-20 05:17:00,524 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 27 [2019-11-20 05:17:01,062 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2019-11-20 05:17:01,349 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 27 [2019-11-20 05:17:01,691 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 27 [2019-11-20 05:17:02,201 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 44 [2019-11-20 05:17:02,436 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 27 [2019-11-20 05:17:03,231 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 45 [2019-11-20 05:17:03,409 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 27 [2019-11-20 05:17:03,932 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 45 [2019-11-20 05:17:04,233 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 27 [2019-11-20 05:17:04,503 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 27 [2019-11-20 05:17:04,688 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 27 [2019-11-20 05:17:04,882 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 27 [2019-11-20 05:17:05,179 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 27 [2019-11-20 05:17:05,735 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 45 [2019-11-20 05:17:06,247 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 44 [2019-11-20 05:17:06,451 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 27 [2019-11-20 05:17:06,945 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 45 [2019-11-20 05:17:07,425 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 45 [2019-11-20 05:17:07,690 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 27 [2019-11-20 05:17:07,922 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 27 [2019-11-20 05:17:08,569 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 48 [2019-11-20 05:17:09,085 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 45 [2019-11-20 05:17:09,355 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 27 [2019-11-20 05:17:09,634 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 27 [2019-11-20 05:17:09,933 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 27 [2019-11-20 05:17:10,809 WARN L191 SmtUtils]: Spent 875.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2019-11-20 05:17:11,318 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 45 [2019-11-20 05:17:11,878 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 44 [2019-11-20 05:17:12,159 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 27 [2019-11-20 05:17:12,620 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 51 [2019-11-20 05:17:12,858 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 27 [2019-11-20 05:17:13,095 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 27 [2019-11-20 05:17:13,594 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 46 [2019-11-20 05:17:13,594 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2019-11-20 05:17:13,598 INFO L569 CodeCheckObserver]: Invariant with dag size 27 [2019-11-20 05:17:13,607 INFO L569 CodeCheckObserver]: Invariant with dag size 27 [2019-11-20 05:17:13,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:17:13 ImpRootNode [2019-11-20 05:17:13,609 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-20 05:17:13,610 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 05:17:13,610 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 05:17:13,610 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 05:17:13,611 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:06:22" (3/4) ... [2019-11-20 05:17:13,614 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 05:17:13,638 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2019-11-20 05:17:13,640 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-11-20 05:17:13,642 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-20 05:17:13,644 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 05:17:13,792 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a7029e85-7edf-4e89-a686-a0c731039b7f/bin/ukojak/witness.graphml [2019-11-20 05:17:13,792 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 05:17:13,794 INFO L168 Benchmark]: Toolchain (without parser) took 654514.04 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.6 GB). Free memory was 946.1 MB in the beginning and 1.3 GB in the end (delta: -370.2 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2019-11-20 05:17:13,794 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 05:17:13,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-20 05:17:13,795 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:17:13,795 INFO L168 Benchmark]: Boogie Preprocessor took 93.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 05:17:13,796 INFO L168 Benchmark]: RCFGBuilder took 2377.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 882.6 MB in the end (delta: 221.5 MB). Peak memory consumption was 221.5 MB. Max. memory is 11.5 GB. [2019-11-20 05:17:13,797 INFO L168 Benchmark]: CodeCheck took 651071.80 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 882.6 MB in the beginning and 1.4 GB in the end (delta: -528.8 MB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. [2019-11-20 05:17:13,797 INFO L168 Benchmark]: Witness Printer took 182.38 ms. Allocated memory is still 4.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. [2019-11-20 05:17:13,800 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 85 locations, 1 error locations. Result: SAFE, OverallTime: 619.4s, OverallIterations: 271, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 779454800 SDtfs, 1999659220 SDslu, 140588928 SDs, 0 SdLazy, 1975708112 SolverSat, 470933908 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2680.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 456651 GetRequests, 439262 SyntacticMatches, 14925 SemanticMatches, 2464 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5037339 ImplicationChecksByTransitivity, 533.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.7s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 55.6s InterpolantComputationTime, 71926 NumberOfCodeBlocks, 71926 NumberOfCodeBlocksAsserted, 270 NumberOfCheckSat, 71656 ConstructedInterpolants, 0 QuantifiedInterpolants, 111307145 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 270 InterpolantComputations, 153 PerfectInterpolantSequences, 98237/109563 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: 487]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a19 == 1 || (!(1 == a11) && a17 == 8)) || !(a25 == 1)) || (!(10 == a28) && a17 == 8)) || (((a28 == 9 && a17 == 7) && a21 == 1) && a11 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a19 == 1 || (a17 == 8 && !(1 == a11))) || !(a25 == 1)) || (!(10 == a28) && a17 == 8)) || (((a28 == 9 && a17 == 7) && a21 == 1) && a11 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 706.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.1 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 77.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 93.90 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2377.70 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 882.6 MB in the end (delta: 221.5 MB). Peak memory consumption was 221.5 MB. Max. memory is 11.5 GB. * CodeCheck took 651071.80 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.4 GB). Free memory was 882.6 MB in the beginning and 1.4 GB in the end (delta: -528.8 MB). Peak memory consumption was 4.1 GB. Max. memory is 11.5 GB. * Witness Printer took 182.38 ms. Allocated memory is still 4.6 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...