./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_3.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e63f4150318242871d0ac34a0d1b61fbf23907ae ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 19:45:48,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:45:48,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:45:48,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:45:48,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:45:48,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:45:48,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:45:48,247 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:45:48,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:45:48,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:45:48,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:45:48,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:45:48,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:45:48,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:45:48,269 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:45:48,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:45:48,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:45:48,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:45:48,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:45:48,290 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:45:48,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:45:48,293 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:45:48,294 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:45:48,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:45:48,299 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:45:48,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:45:48,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:45:48,301 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:45:48,302 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:45:48,303 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:45:48,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:45:48,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:45:48,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:45:48,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:45:48,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:45:48,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:45:48,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:45:48,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:45:48,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:45:48,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:45:48,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:45:48,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-29 19:45:48,336 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:45:48,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:45:48,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:45:48,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:45:48,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:45:48,338 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:45:48,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:45:48,339 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:45:48,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:45:48,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:45:48,339 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:45:48,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:45:48,340 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:45:48,340 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:45:48,340 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:45:48,341 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:45:48,341 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:45:48,341 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:45:48,341 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:45:48,342 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:45:48,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:45:48,342 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:45:48,342 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:45:48,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:45:48,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:45:48,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:45:48,359 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:45:48,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:45:48,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:45:48,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e63f4150318242871d0ac34a0d1b61fbf23907ae [2020-11-29 19:45:48,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:45:48,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:45:48,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:45:48,645 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:45:48,647 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:45:48,648 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/../../sv-benchmarks/c/loop-simple/nested_3.c [2020-11-29 19:45:48,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/data/7d17c794e/a08d9d8a22ac41c99f34a2c783a9f14d/FLAGcb7f6ebc5 [2020-11-29 19:45:49,167 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:45:49,168 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/sv-benchmarks/c/loop-simple/nested_3.c [2020-11-29 19:45:49,174 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/data/7d17c794e/a08d9d8a22ac41c99f34a2c783a9f14d/FLAGcb7f6ebc5 [2020-11-29 19:45:49,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/data/7d17c794e/a08d9d8a22ac41c99f34a2c783a9f14d [2020-11-29 19:45:49,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:45:49,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:45:49,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:45:49,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:45:49,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:45:49,565 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18f11f4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49, skipping insertion in model container [2020-11-29 19:45:49,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,576 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:45:49,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:45:49,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:45:49,781 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:45:49,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:45:49,807 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:45:49,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49 WrapperNode [2020-11-29 19:45:49,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:45:49,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:45:49,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:45:49,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:45:49,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,825 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:45:49,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:45:49,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:45:49,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:45:49,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... [2020-11-29 19:45:49,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:45:49,866 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:45:49,866 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:45:49,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:45:49,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:45:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/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 [2020-11-29 19:45:49,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:45:49,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:45:49,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:45:50,399 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:45:50,399 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-29 19:45:50,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:45:50 BoogieIcfgContainer [2020-11-29 19:45:50,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:45:50,402 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:45:50,402 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:45:50,415 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:45:50,416 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:45:50" (1/1) ... [2020-11-29 19:45:50,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:45:50,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:50,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2020-11-29 19:45:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2020-11-29 19:45:50,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 19:45:50,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:50,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:50,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2020-11-29 19:45:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2020-11-29 19:45:50,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-29 19:45:50,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:50,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2020-11-29 19:45:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2020-11-29 19:45:50,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:45:50,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:50,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2020-11-29 19:45:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2020-11-29 19:45:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:45:50,823 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:50,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:45:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:51,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2020-11-29 19:45:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2020-11-29 19:45:51,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:45:51,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:51,260 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 19:45:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:51,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2020-11-29 19:45:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2020-11-29 19:45:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:45:51,722 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2020-11-29 19:45:53,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2020-11-29 19:45:53,227 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2020-11-29 19:45:53,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 19:45:53,228 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:53,332 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-11-29 19:45:53,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2020-11-29 19:45:53,505 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2020-11-29 19:45:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 19:45:53,506 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-11-29 19:45:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2020-11-29 19:45:53,794 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2020-11-29 19:45:53,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 19:45:53,795 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:53,896 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-11-29 19:45:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2020-11-29 19:45:54,074 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2020-11-29 19:45:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 19:45:54,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:54,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:54,203 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 61 proven. 15 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2020-11-29 19:45:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:54,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2020-11-29 19:45:54,412 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2020-11-29 19:45:54,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 19:45:54,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 71 proven. 24 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2020-11-29 19:45:55,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2020-11-29 19:45:55,233 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2020-11-29 19:45:55,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 19:45:55,234 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:55,288 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 123 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 19:45:55,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:55,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2020-11-29 19:45:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2020-11-29 19:45:55,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-29 19:45:55,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 139 proven. 6 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 19:45:55,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:55,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2020-11-29 19:45:55,757 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2020-11-29 19:45:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-29 19:45:55,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 155 proven. 10 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 19:45:56,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:56,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2020-11-29 19:45:56,125 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2020-11-29 19:45:56,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-29 19:45:56,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:56,161 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-29 19:45:56,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:56,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2020-11-29 19:45:56,449 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2020-11-29 19:45:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-29 19:45:56,450 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:56,573 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 116 proven. 97 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2020-11-29 19:45:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:57,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2020-11-29 19:45:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2020-11-29 19:45:57,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-11-29 19:45:57,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:57,558 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 212 proven. 3 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2020-11-29 19:45:57,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:57,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2020-11-29 19:45:57,799 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2020-11-29 19:45:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-11-29 19:45:57,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 235 proven. 6 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2020-11-29 19:45:58,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:58,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2020-11-29 19:45:58,072 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2020-11-29 19:45:58,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-11-29 19:45:58,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:58,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:58,098 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 258 proven. 10 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2020-11-29 19:45:58,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:58,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2020-11-29 19:45:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2020-11-29 19:45:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-29 19:45:58,447 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 281 proven. 15 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2020-11-29 19:45:58,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:58,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2020-11-29 19:45:58,691 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2020-11-29 19:45:58,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-29 19:45:58,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 161 proven. 220 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2020-11-29 19:45:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:45:59,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2020-11-29 19:45:59,884 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2020-11-29 19:45:59,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 19:45:59,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:45:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:45:59,908 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 301 proven. 3 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2020-11-29 19:46:00,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:00,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 78 transitions. [2020-11-29 19:46:00,141 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2020-11-29 19:46:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-11-29 19:46:00,142 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:00,177 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 331 proven. 6 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2020-11-29 19:46:00,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:00,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2020-11-29 19:46:00,481 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2020-11-29 19:46:00,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-11-29 19:46:00,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:00,507 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 361 proven. 10 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2020-11-29 19:46:00,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:00,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2020-11-29 19:46:00,838 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2020-11-29 19:46:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-11-29 19:46:00,838 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2020-11-29 19:46:01,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:01,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2020-11-29 19:46:01,121 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2020-11-29 19:46:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-11-29 19:46:01,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:01,268 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 206 proven. 393 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2020-11-29 19:46:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 86 transitions. [2020-11-29 19:46:02,261 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2020-11-29 19:46:02,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-11-29 19:46:02,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:02,289 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 390 proven. 3 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2020-11-29 19:46:02,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2020-11-29 19:46:02,553 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2020-11-29 19:46:02,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-11-29 19:46:02,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:02,586 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 427 proven. 6 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2020-11-29 19:46:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2020-11-29 19:46:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2020-11-29 19:46:02,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-11-29 19:46:02,847 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:02,871 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 464 proven. 10 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2020-11-29 19:46:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2020-11-29 19:46:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2020-11-29 19:46:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-11-29 19:46:03,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:03,214 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 501 proven. 15 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2020-11-29 19:46:03,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:03,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2020-11-29 19:46:03,546 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2020-11-29 19:46:03,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-29 19:46:03,547 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:03,576 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 359 proven. 3 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2020-11-29 19:46:03,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:03,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2020-11-29 19:46:03,939 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2020-11-29 19:46:03,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-29 19:46:03,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 400 proven. 6 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2020-11-29 19:46:04,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:04,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 91 transitions. [2020-11-29 19:46:04,346 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2020-11-29 19:46:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-11-29 19:46:04,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 441 proven. 10 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2020-11-29 19:46:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:04,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 92 transitions. [2020-11-29 19:46:04,634 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2020-11-29 19:46:04,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-29 19:46:04,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:04,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 482 proven. 15 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2020-11-29 19:46:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:05,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2020-11-29 19:46:05,071 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2020-11-29 19:46:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-11-29 19:46:05,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:05,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2020-11-29 19:46:07,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:07,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 111 transitions. [2020-11-29 19:46:07,657 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2020-11-29 19:46:07,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-11-29 19:46:07,658 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 575 proven. 3 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2020-11-29 19:46:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 112 transitions. [2020-11-29 19:46:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2020-11-29 19:46:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-11-29 19:46:07,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 626 proven. 6 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2020-11-29 19:46:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 79 states and 113 transitions. [2020-11-29 19:46:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2020-11-29 19:46:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-11-29 19:46:08,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:08,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 677 proven. 10 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2020-11-29 19:46:08,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:08,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 80 states and 114 transitions. [2020-11-29 19:46:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2020-11-29 19:46:08,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-11-29 19:46:08,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 728 proven. 15 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2020-11-29 19:46:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:09,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2020-11-29 19:46:09,151 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2020-11-29 19:46:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-11-29 19:46:09,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1737 backedges. 787 proven. 24 refuted. 0 times theorem prover too weak. 926 trivial. 0 not checked. [2020-11-29 19:46:10,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:10,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2020-11-29 19:46:10,493 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2020-11-29 19:46:10,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-11-29 19:46:10,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1927 backedges. 664 proven. 3 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2020-11-29 19:46:10,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:10,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2020-11-29 19:46:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2020-11-29 19:46:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-11-29 19:46:10,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:11,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 722 proven. 6 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2020-11-29 19:46:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:11,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2020-11-29 19:46:11,373 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2020-11-29 19:46:11,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-11-29 19:46:11,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 780 proven. 10 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2020-11-29 19:46:11,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:11,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 88 states and 124 transitions. [2020-11-29 19:46:11,915 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2020-11-29 19:46:11,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-11-29 19:46:11,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:11,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 838 proven. 15 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2020-11-29 19:46:12,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 89 states and 124 transitions. [2020-11-29 19:46:12,462 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 124 transitions. [2020-11-29 19:46:12,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-11-29 19:46:12,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 1133 proven. 97 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2020-11-29 19:46:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 93 states and 131 transitions. [2020-11-29 19:46:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 131 transitions. [2020-11-29 19:46:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-11-29 19:46:13,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:13,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2389 backedges. 753 proven. 3 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2020-11-29 19:46:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:14,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 94 states and 132 transitions. [2020-11-29 19:46:14,108 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2020-11-29 19:46:14,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-11-29 19:46:14,108 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 818 proven. 6 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2020-11-29 19:46:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2020-11-29 19:46:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2020-11-29 19:46:14,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-11-29 19:46:14,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:14,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2526 backedges. 883 proven. 10 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2020-11-29 19:46:15,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:15,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 96 states and 134 transitions. [2020-11-29 19:46:15,222 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2020-11-29 19:46:15,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-11-29 19:46:15,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:15,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2596 backedges. 948 proven. 15 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2020-11-29 19:46:15,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2020-11-29 19:46:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2020-11-29 19:46:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-11-29 19:46:15,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:15,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 1479 proven. 220 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2020-11-29 19:46:17,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:17,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 101 states and 141 transitions. [2020-11-29 19:46:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2020-11-29 19:46:17,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-29 19:46:17,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:17,506 INFO L134 CoverageAnalysis]: Checked inductivity of 2901 backedges. 842 proven. 3 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2020-11-29 19:46:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:17,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 102 states and 142 transitions. [2020-11-29 19:46:17,957 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2020-11-29 19:46:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-11-29 19:46:17,958 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:17,994 INFO L134 CoverageAnalysis]: Checked inductivity of 2976 backedges. 914 proven. 6 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2020-11-29 19:46:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:18,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 103 states and 143 transitions. [2020-11-29 19:46:18,474 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2020-11-29 19:46:18,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-11-29 19:46:18,474 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:18,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3052 backedges. 986 proven. 10 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2020-11-29 19:46:19,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:19,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 104 states and 144 transitions. [2020-11-29 19:46:19,172 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 144 transitions. [2020-11-29 19:46:19,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-29 19:46:19,172 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 3129 backedges. 1058 proven. 15 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2020-11-29 19:46:19,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:19,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2020-11-29 19:46:19,624 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2020-11-29 19:46:19,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-11-29 19:46:19,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:19,664 INFO L134 CoverageAnalysis]: Checked inductivity of 3207 backedges. 1825 proven. 393 refuted. 0 times theorem prover too weak. 989 trivial. 0 not checked. [2020-11-29 19:46:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:21,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 109 states and 150 transitions. [2020-11-29 19:46:21,219 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 150 transitions. [2020-11-29 19:46:21,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-11-29 19:46:21,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:21,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3463 backedges. 931 proven. 3 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2020-11-29 19:46:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 110 states and 151 transitions. [2020-11-29 19:46:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2020-11-29 19:46:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-11-29 19:46:21,855 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3545 backedges. 1010 proven. 6 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2020-11-29 19:46:22,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 111 states and 152 transitions. [2020-11-29 19:46:22,559 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 152 transitions. [2020-11-29 19:46:22,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-11-29 19:46:22,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:22,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3628 backedges. 1089 proven. 10 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2020-11-29 19:46:23,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:23,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 112 states and 153 transitions. [2020-11-29 19:46:23,040 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 153 transitions. [2020-11-29 19:46:23,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-11-29 19:46:23,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:23,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3712 backedges. 1168 proven. 15 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2020-11-29 19:46:23,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:23,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 153 transitions. [2020-11-29 19:46:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2020-11-29 19:46:23,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-11-29 19:46:23,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:23,652 INFO L134 CoverageAnalysis]: Checked inductivity of 3797 backedges. 767 proven. 3 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2020-11-29 19:46:24,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:24,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2020-11-29 19:46:24,153 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2020-11-29 19:46:24,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-29 19:46:24,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3883 backedges. 850 proven. 6 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2020-11-29 19:46:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 115 states and 155 transitions. [2020-11-29 19:46:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 155 transitions. [2020-11-29 19:46:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-11-29 19:46:24,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:24,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3970 backedges. 933 proven. 10 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2020-11-29 19:46:25,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2020-11-29 19:46:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2020-11-29 19:46:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-11-29 19:46:25,278 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:25,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4058 backedges. 1016 proven. 15 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2020-11-29 19:46:25,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:25,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2020-11-29 19:46:25,881 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2020-11-29 19:46:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-11-29 19:46:25,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4147 backedges. 0 proven. 2365 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2020-11-29 19:46:30,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:30,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 127 states and 175 transitions. [2020-11-29 19:46:30,113 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 175 transitions. [2020-11-29 19:46:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-11-29 19:46:30,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4760 backedges. 1116 proven. 3 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2020-11-29 19:46:30,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:30,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 128 states and 176 transitions. [2020-11-29 19:46:30,621 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2020-11-29 19:46:30,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-11-29 19:46:30,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:30,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4856 backedges. 1209 proven. 6 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2020-11-29 19:46:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 129 states and 177 transitions. [2020-11-29 19:46:31,137 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 177 transitions. [2020-11-29 19:46:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-11-29 19:46:31,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:31,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4953 backedges. 1302 proven. 10 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2020-11-29 19:46:31,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:31,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 130 states and 178 transitions. [2020-11-29 19:46:31,707 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 178 transitions. [2020-11-29 19:46:31,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-11-29 19:46:31,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 5051 backedges. 1395 proven. 15 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2020-11-29 19:46:32,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:32,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 131 states and 178 transitions. [2020-11-29 19:46:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 178 transitions. [2020-11-29 19:46:32,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2020-11-29 19:46:32,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:32,263 INFO L134 CoverageAnalysis]: Checked inductivity of 5150 backedges. 1503 proven. 24 refuted. 0 times theorem prover too weak. 3623 trivial. 0 not checked. [2020-11-29 19:46:34,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:34,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 185 transitions. [2020-11-29 19:46:34,035 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 185 transitions. [2020-11-29 19:46:34,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-11-29 19:46:34,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:34,079 INFO L134 CoverageAnalysis]: Checked inductivity of 5473 backedges. 1205 proven. 3 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2020-11-29 19:46:34,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:34,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 136 states and 186 transitions. [2020-11-29 19:46:34,553 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 186 transitions. [2020-11-29 19:46:34,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-11-29 19:46:34,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:34,599 INFO L134 CoverageAnalysis]: Checked inductivity of 5576 backedges. 1305 proven. 6 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2020-11-29 19:46:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:35,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 137 states and 187 transitions. [2020-11-29 19:46:35,094 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 187 transitions. [2020-11-29 19:46:35,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-11-29 19:46:35,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 5680 backedges. 1405 proven. 10 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2020-11-29 19:46:35,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 188 transitions. [2020-11-29 19:46:35,640 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 188 transitions. [2020-11-29 19:46:35,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-11-29 19:46:35,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:35,686 INFO L134 CoverageAnalysis]: Checked inductivity of 5785 backedges. 1505 proven. 15 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2020-11-29 19:46:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:36,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2020-11-29 19:46:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2020-11-29 19:46:36,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-11-29 19:46:36,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:36,206 INFO L134 CoverageAnalysis]: Checked inductivity of 5891 backedges. 2150 proven. 97 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2020-11-29 19:46:38,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 143 states and 195 transitions. [2020-11-29 19:46:38,067 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 195 transitions. [2020-11-29 19:46:38,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-11-29 19:46:38,067 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:38,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6236 backedges. 1294 proven. 3 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2020-11-29 19:46:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 196 transitions. [2020-11-29 19:46:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2020-11-29 19:46:38,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-11-29 19:46:38,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:38,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6346 backedges. 1401 proven. 6 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2020-11-29 19:46:39,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:39,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 145 states and 197 transitions. [2020-11-29 19:46:39,296 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 197 transitions. [2020-11-29 19:46:39,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-11-29 19:46:39,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 6457 backedges. 1508 proven. 10 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2020-11-29 19:46:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 146 states and 198 transitions. [2020-11-29 19:46:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 198 transitions. [2020-11-29 19:46:39,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-11-29 19:46:39,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:39,973 INFO L134 CoverageAnalysis]: Checked inductivity of 6569 backedges. 1615 proven. 15 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2020-11-29 19:46:40,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:40,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 147 states and 198 transitions. [2020-11-29 19:46:40,766 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 198 transitions. [2020-11-29 19:46:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-11-29 19:46:40,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 6682 backedges. 2797 proven. 220 refuted. 0 times theorem prover too weak. 3665 trivial. 0 not checked. [2020-11-29 19:46:43,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:43,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2020-11-29 19:46:43,019 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2020-11-29 19:46:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-11-29 19:46:43,020 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7049 backedges. 1383 proven. 3 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2020-11-29 19:46:43,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:43,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 152 states and 206 transitions. [2020-11-29 19:46:43,810 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 206 transitions. [2020-11-29 19:46:43,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-11-29 19:46:43,811 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 7166 backedges. 1497 proven. 6 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2020-11-29 19:46:44,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:44,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2020-11-29 19:46:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2020-11-29 19:46:44,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-11-29 19:46:44,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:44,516 INFO L134 CoverageAnalysis]: Checked inductivity of 7284 backedges. 1611 proven. 10 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2020-11-29 19:46:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 154 states and 208 transitions. [2020-11-29 19:46:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 208 transitions. [2020-11-29 19:46:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-11-29 19:46:45,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:45,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:45,129 INFO L134 CoverageAnalysis]: Checked inductivity of 7403 backedges. 1725 proven. 15 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2020-11-29 19:46:45,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:45,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2020-11-29 19:46:45,725 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2020-11-29 19:46:45,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-11-29 19:46:45,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:45,781 INFO L134 CoverageAnalysis]: Checked inductivity of 7523 backedges. 3444 proven. 393 refuted. 0 times theorem prover too weak. 3686 trivial. 0 not checked. [2020-11-29 19:46:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:48,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 159 states and 214 transitions. [2020-11-29 19:46:48,034 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 214 transitions. [2020-11-29 19:46:48,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-11-29 19:46:48,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 7912 backedges. 1472 proven. 3 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2020-11-29 19:46:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:48,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 160 states and 215 transitions. [2020-11-29 19:46:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 215 transitions. [2020-11-29 19:46:48,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-11-29 19:46:48,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:48,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8036 backedges. 1593 proven. 6 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2020-11-29 19:46:49,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 161 states and 216 transitions. [2020-11-29 19:46:49,708 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 216 transitions. [2020-11-29 19:46:49,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-11-29 19:46:49,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:49,761 INFO L134 CoverageAnalysis]: Checked inductivity of 8161 backedges. 1714 proven. 10 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2020-11-29 19:46:50,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2020-11-29 19:46:50,382 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2020-11-29 19:46:50,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-11-29 19:46:50,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:50,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8287 backedges. 1835 proven. 15 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2020-11-29 19:46:51,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2020-11-29 19:46:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2020-11-29 19:46:51,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2020-11-29 19:46:51,055 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:51,104 INFO L134 CoverageAnalysis]: Checked inductivity of 8414 backedges. 1175 proven. 3 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2020-11-29 19:46:51,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 164 states and 218 transitions. [2020-11-29 19:46:51,677 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2020-11-29 19:46:51,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2020-11-29 19:46:51,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8542 backedges. 1300 proven. 6 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2020-11-29 19:46:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2020-11-29 19:46:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2020-11-29 19:46:52,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-11-29 19:46:52,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 8671 backedges. 1425 proven. 10 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2020-11-29 19:46:53,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:53,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 166 states and 220 transitions. [2020-11-29 19:46:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 220 transitions. [2020-11-29 19:46:53,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-11-29 19:46:53,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:53,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8801 backedges. 1550 proven. 15 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2020-11-29 19:46:53,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:53,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 167 states and 220 transitions. [2020-11-29 19:46:53,679 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 220 transitions. [2020-11-29 19:46:53,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-11-29 19:46:53,679 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:53,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8932 backedges. 0 proven. 6268 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2020-11-29 19:46:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:46:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 177 states and 239 transitions. [2020-11-29 19:46:59,759 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 239 transitions. [2020-11-29 19:46:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-11-29 19:46:59,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:46:59,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:46:59,819 INFO L134 CoverageAnalysis]: Checked inductivity of 9819 backedges. 1657 proven. 3 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2020-11-29 19:47:00,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:00,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 178 states and 240 transitions. [2020-11-29 19:47:00,418 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 240 transitions. [2020-11-29 19:47:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2020-11-29 19:47:00,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9957 backedges. 1792 proven. 6 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2020-11-29 19:47:01,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:01,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 179 states and 241 transitions. [2020-11-29 19:47:01,063 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 241 transitions. [2020-11-29 19:47:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2020-11-29 19:47:01,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:01,118 INFO L134 CoverageAnalysis]: Checked inductivity of 10096 backedges. 1927 proven. 10 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2020-11-29 19:47:01,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:01,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 180 states and 242 transitions. [2020-11-29 19:47:01,858 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 242 transitions. [2020-11-29 19:47:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-11-29 19:47:01,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:01,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:01,935 INFO L134 CoverageAnalysis]: Checked inductivity of 10236 backedges. 2062 proven. 15 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2020-11-29 19:47:02,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:02,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 181 states and 242 transitions. [2020-11-29 19:47:02,544 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 242 transitions. [2020-11-29 19:47:02,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-11-29 19:47:02,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:02,605 INFO L134 CoverageAnalysis]: Checked inductivity of 10377 backedges. 2219 proven. 24 refuted. 0 times theorem prover too weak. 8134 trivial. 0 not checked. [2020-11-29 19:47:05,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:05,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 185 states and 249 transitions. [2020-11-29 19:47:05,329 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 249 transitions. [2020-11-29 19:47:05,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-11-29 19:47:05,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:05,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10833 backedges. 1746 proven. 3 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2020-11-29 19:47:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 186 states and 250 transitions. [2020-11-29 19:47:06,093 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 250 transitions. [2020-11-29 19:47:06,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-11-29 19:47:06,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:06,143 INFO L134 CoverageAnalysis]: Checked inductivity of 10978 backedges. 1888 proven. 6 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2020-11-29 19:47:06,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:06,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 187 states and 251 transitions. [2020-11-29 19:47:06,898 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 251 transitions. [2020-11-29 19:47:06,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2020-11-29 19:47:06,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:06,974 INFO L134 CoverageAnalysis]: Checked inductivity of 11124 backedges. 2030 proven. 10 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2020-11-29 19:47:07,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:07,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 188 states and 252 transitions. [2020-11-29 19:47:07,728 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2020-11-29 19:47:07,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2020-11-29 19:47:07,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:07,789 INFO L134 CoverageAnalysis]: Checked inductivity of 11271 backedges. 2172 proven. 15 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2020-11-29 19:47:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:08,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 189 states and 252 transitions. [2020-11-29 19:47:08,601 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 252 transitions. [2020-11-29 19:47:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2020-11-29 19:47:08,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:08,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:08,739 INFO L134 CoverageAnalysis]: Checked inductivity of 11419 backedges. 3167 proven. 97 refuted. 0 times theorem prover too weak. 8155 trivial. 0 not checked. [2020-11-29 19:47:11,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:11,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 193 states and 259 transitions. [2020-11-29 19:47:11,544 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 259 transitions. [2020-11-29 19:47:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-11-29 19:47:11,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 11897 backedges. 1835 proven. 3 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2020-11-29 19:47:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 194 states and 260 transitions. [2020-11-29 19:47:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2020-11-29 19:47:12,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-11-29 19:47:12,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:12,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12049 backedges. 1984 proven. 6 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2020-11-29 19:47:13,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:13,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 195 states and 261 transitions. [2020-11-29 19:47:13,258 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 261 transitions. [2020-11-29 19:47:13,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2020-11-29 19:47:13,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:13,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12202 backedges. 2133 proven. 10 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2020-11-29 19:47:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 196 states and 262 transitions. [2020-11-29 19:47:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2020-11-29 19:47:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2020-11-29 19:47:14,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:14,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:14,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12356 backedges. 2282 proven. 15 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2020-11-29 19:47:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 197 states and 262 transitions. [2020-11-29 19:47:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 262 transitions. [2020-11-29 19:47:14,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-11-29 19:47:14,905 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12511 backedges. 4115 proven. 220 refuted. 0 times theorem prover too weak. 8176 trivial. 0 not checked. [2020-11-29 19:47:18,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:18,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 201 states and 269 transitions. [2020-11-29 19:47:18,313 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 269 transitions. [2020-11-29 19:47:18,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-11-29 19:47:18,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:18,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 13011 backedges. 1924 proven. 3 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2020-11-29 19:47:19,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:19,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 270 transitions. [2020-11-29 19:47:19,211 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 270 transitions. [2020-11-29 19:47:19,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2020-11-29 19:47:19,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:19,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13170 backedges. 2080 proven. 6 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2020-11-29 19:47:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 203 states and 271 transitions. [2020-11-29 19:47:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 271 transitions. [2020-11-29 19:47:20,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2020-11-29 19:47:20,091 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:20,158 INFO L134 CoverageAnalysis]: Checked inductivity of 13330 backedges. 2236 proven. 10 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2020-11-29 19:47:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:21,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 204 states and 272 transitions. [2020-11-29 19:47:21,074 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 272 transitions. [2020-11-29 19:47:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-11-29 19:47:21,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 13491 backedges. 2392 proven. 15 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2020-11-29 19:47:21,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:21,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 205 states and 272 transitions. [2020-11-29 19:47:21,920 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 272 transitions. [2020-11-29 19:47:21,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-11-29 19:47:21,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:21,973 INFO L134 CoverageAnalysis]: Checked inductivity of 13653 backedges. 5063 proven. 393 refuted. 0 times theorem prover too weak. 8197 trivial. 0 not checked. [2020-11-29 19:47:25,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:25,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 209 states and 278 transitions. [2020-11-29 19:47:25,120 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 278 transitions. [2020-11-29 19:47:25,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-11-29 19:47:25,121 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:25,199 INFO L134 CoverageAnalysis]: Checked inductivity of 14175 backedges. 2013 proven. 3 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2020-11-29 19:47:26,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:26,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 210 states and 279 transitions. [2020-11-29 19:47:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 279 transitions. [2020-11-29 19:47:26,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2020-11-29 19:47:26,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 14341 backedges. 2176 proven. 6 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2020-11-29 19:47:26,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 211 states and 280 transitions. [2020-11-29 19:47:26,959 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 280 transitions. [2020-11-29 19:47:26,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-11-29 19:47:26,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:27,015 INFO L134 CoverageAnalysis]: Checked inductivity of 14508 backedges. 2339 proven. 10 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2020-11-29 19:47:27,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 212 states and 281 transitions. [2020-11-29 19:47:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 281 transitions. [2020-11-29 19:47:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2020-11-29 19:47:27,845 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 14676 backedges. 2502 proven. 15 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2020-11-29 19:47:28,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 213 states and 281 transitions. [2020-11-29 19:47:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 281 transitions. [2020-11-29 19:47:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2020-11-29 19:47:28,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:28,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:28,834 INFO L134 CoverageAnalysis]: Checked inductivity of 14845 backedges. 1583 proven. 3 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2020-11-29 19:47:29,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:29,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 214 states and 282 transitions. [2020-11-29 19:47:29,685 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 282 transitions. [2020-11-29 19:47:29,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2020-11-29 19:47:29,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:29,753 INFO L134 CoverageAnalysis]: Checked inductivity of 15015 backedges. 1750 proven. 6 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2020-11-29 19:47:30,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:30,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 215 states and 283 transitions. [2020-11-29 19:47:30,659 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 283 transitions. [2020-11-29 19:47:30,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-11-29 19:47:30,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:30,729 INFO L134 CoverageAnalysis]: Checked inductivity of 15186 backedges. 1917 proven. 10 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2020-11-29 19:47:31,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:31,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 216 states and 284 transitions. [2020-11-29 19:47:31,608 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 284 transitions. [2020-11-29 19:47:31,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-11-29 19:47:31,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:31,662 INFO L134 CoverageAnalysis]: Checked inductivity of 15358 backedges. 2084 proven. 15 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2020-11-29 19:47:32,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 217 states and 284 transitions. [2020-11-29 19:47:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 284 transitions. [2020-11-29 19:47:32,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2020-11-29 19:47:32,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:32,948 INFO L134 CoverageAnalysis]: Checked inductivity of 15531 backedges. 0 proven. 11985 refuted. 0 times theorem prover too weak. 3546 trivial. 0 not checked. [2020-11-29 19:47:41,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 227 states and 302 transitions. [2020-11-29 19:47:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 302 transitions. [2020-11-29 19:47:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-11-29 19:47:41,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:41,992 INFO L134 CoverageAnalysis]: Checked inductivity of 16692 backedges. 2198 proven. 3 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2020-11-29 19:47:42,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:42,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 228 states and 303 transitions. [2020-11-29 19:47:42,836 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2020-11-29 19:47:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2020-11-29 19:47:42,837 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:42,903 INFO L134 CoverageAnalysis]: Checked inductivity of 16872 backedges. 2375 proven. 6 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2020-11-29 19:47:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 229 states and 304 transitions. [2020-11-29 19:47:43,770 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 304 transitions. [2020-11-29 19:47:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-11-29 19:47:43,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:43,830 INFO L134 CoverageAnalysis]: Checked inductivity of 17053 backedges. 2552 proven. 10 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2020-11-29 19:47:44,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:44,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 230 states and 305 transitions. [2020-11-29 19:47:44,724 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 305 transitions. [2020-11-29 19:47:44,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2020-11-29 19:47:44,724 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:44,786 INFO L134 CoverageAnalysis]: Checked inductivity of 17235 backedges. 2729 proven. 15 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2020-11-29 19:47:45,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:45,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 231 states and 305 transitions. [2020-11-29 19:47:45,682 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 305 transitions. [2020-11-29 19:47:45,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2020-11-29 19:47:45,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:45,865 INFO L134 CoverageAnalysis]: Checked inductivity of 17418 backedges. 2935 proven. 24 refuted. 0 times theorem prover too weak. 14459 trivial. 0 not checked. [2020-11-29 19:47:49,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 235 states and 312 transitions. [2020-11-29 19:47:49,435 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 312 transitions. [2020-11-29 19:47:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-11-29 19:47:49,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:49,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:49,527 INFO L134 CoverageAnalysis]: Checked inductivity of 18007 backedges. 2287 proven. 3 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2020-11-29 19:47:50,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:50,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 236 states and 313 transitions. [2020-11-29 19:47:50,459 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 313 transitions. [2020-11-29 19:47:50,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-11-29 19:47:50,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:50,520 INFO L134 CoverageAnalysis]: Checked inductivity of 18194 backedges. 2471 proven. 6 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2020-11-29 19:47:51,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 237 states and 314 transitions. [2020-11-29 19:47:51,557 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 314 transitions. [2020-11-29 19:47:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2020-11-29 19:47:51,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:51,619 INFO L134 CoverageAnalysis]: Checked inductivity of 18382 backedges. 2655 proven. 10 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2020-11-29 19:47:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:52,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 238 states and 315 transitions. [2020-11-29 19:47:52,543 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 315 transitions. [2020-11-29 19:47:52,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2020-11-29 19:47:52,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 18571 backedges. 2839 proven. 15 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2020-11-29 19:47:53,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 239 states and 315 transitions. [2020-11-29 19:47:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 315 transitions. [2020-11-29 19:47:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-11-29 19:47:53,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:53,626 INFO L134 CoverageAnalysis]: Checked inductivity of 18761 backedges. 4184 proven. 97 refuted. 0 times theorem prover too weak. 14480 trivial. 0 not checked. [2020-11-29 19:47:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:57,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 243 states and 322 transitions. [2020-11-29 19:47:57,518 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 322 transitions. [2020-11-29 19:47:57,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2020-11-29 19:47:57,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:57,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 19372 backedges. 2376 proven. 3 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2020-11-29 19:47:58,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:58,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 244 states and 323 transitions. [2020-11-29 19:47:58,638 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 323 transitions. [2020-11-29 19:47:58,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2020-11-29 19:47:58,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:58,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 19566 backedges. 2567 proven. 6 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2020-11-29 19:47:59,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:47:59,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 245 states and 324 transitions. [2020-11-29 19:47:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 324 transitions. [2020-11-29 19:47:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-11-29 19:47:59,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:47:59,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:47:59,728 INFO L134 CoverageAnalysis]: Checked inductivity of 19761 backedges. 2758 proven. 10 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2020-11-29 19:48:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:00,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 246 states and 325 transitions. [2020-11-29 19:48:00,687 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 325 transitions. [2020-11-29 19:48:00,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-11-29 19:48:00,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:00,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 19957 backedges. 2949 proven. 15 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2020-11-29 19:48:01,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 247 states and 325 transitions. [2020-11-29 19:48:01,698 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 325 transitions. [2020-11-29 19:48:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2020-11-29 19:48:01,699 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20154 backedges. 5433 proven. 220 refuted. 0 times theorem prover too weak. 14501 trivial. 0 not checked. [2020-11-29 19:48:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:05,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 251 states and 332 transitions. [2020-11-29 19:48:05,681 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 332 transitions. [2020-11-29 19:48:05,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2020-11-29 19:48:05,681 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 20787 backedges. 2465 proven. 3 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2020-11-29 19:48:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 252 states and 333 transitions. [2020-11-29 19:48:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 333 transitions. [2020-11-29 19:48:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-11-29 19:48:06,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:06,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:06,819 INFO L134 CoverageAnalysis]: Checked inductivity of 20988 backedges. 2663 proven. 6 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2020-11-29 19:48:07,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:07,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 253 states and 334 transitions. [2020-11-29 19:48:07,792 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 334 transitions. [2020-11-29 19:48:07,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-11-29 19:48:07,793 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:07,860 INFO L134 CoverageAnalysis]: Checked inductivity of 21190 backedges. 2861 proven. 10 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2020-11-29 19:48:08,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 254 states and 335 transitions. [2020-11-29 19:48:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 335 transitions. [2020-11-29 19:48:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-11-29 19:48:08,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:09,039 INFO L134 CoverageAnalysis]: Checked inductivity of 21393 backedges. 3059 proven. 15 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2020-11-29 19:48:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 255 states and 335 transitions. [2020-11-29 19:48:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 335 transitions. [2020-11-29 19:48:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-11-29 19:48:10,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 21597 backedges. 6682 proven. 393 refuted. 0 times theorem prover too weak. 14522 trivial. 0 not checked. [2020-11-29 19:48:14,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 259 states and 341 transitions. [2020-11-29 19:48:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 341 transitions. [2020-11-29 19:48:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2020-11-29 19:48:14,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:14,177 INFO L134 CoverageAnalysis]: Checked inductivity of 22252 backedges. 2554 proven. 3 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2020-11-29 19:48:15,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:15,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 260 states and 342 transitions. [2020-11-29 19:48:15,336 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 342 transitions. [2020-11-29 19:48:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-11-29 19:48:15,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 22460 backedges. 2759 proven. 6 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2020-11-29 19:48:16,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:16,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2020-11-29 19:48:16,431 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2020-11-29 19:48:16,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2020-11-29 19:48:16,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 22669 backedges. 2964 proven. 10 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2020-11-29 19:48:17,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:17,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 262 states and 344 transitions. [2020-11-29 19:48:17,561 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 344 transitions. [2020-11-29 19:48:17,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-11-29 19:48:17,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:17,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 22879 backedges. 3169 proven. 15 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2020-11-29 19:48:18,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 263 states and 344 transitions. [2020-11-29 19:48:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 344 transitions. [2020-11-29 19:48:18,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-11-29 19:48:18,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:18,973 INFO L134 CoverageAnalysis]: Checked inductivity of 23090 backedges. 1991 proven. 3 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2020-11-29 19:48:20,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:20,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 264 states and 345 transitions. [2020-11-29 19:48:20,015 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 345 transitions. [2020-11-29 19:48:20,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2020-11-29 19:48:20,015 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:20,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:20,088 INFO L134 CoverageAnalysis]: Checked inductivity of 23302 backedges. 2200 proven. 6 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2020-11-29 19:48:21,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:21,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 265 states and 346 transitions. [2020-11-29 19:48:21,340 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 346 transitions. [2020-11-29 19:48:21,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2020-11-29 19:48:21,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:21,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:21,456 INFO L134 CoverageAnalysis]: Checked inductivity of 23515 backedges. 2409 proven. 10 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2020-11-29 19:48:22,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 266 states and 347 transitions. [2020-11-29 19:48:22,599 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 347 transitions. [2020-11-29 19:48:22,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-11-29 19:48:22,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 23729 backedges. 2618 proven. 15 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2020-11-29 19:48:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:23,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 267 states and 347 transitions. [2020-11-29 19:48:23,803 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 347 transitions. [2020-11-29 19:48:23,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-11-29 19:48:23,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:23,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:23,877 INFO L134 CoverageAnalysis]: Checked inductivity of 23944 backedges. 1347 proven. 3 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2020-11-29 19:48:24,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:24,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 268 states and 348 transitions. [2020-11-29 19:48:24,888 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 348 transitions. [2020-11-29 19:48:24,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2020-11-29 19:48:24,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:24,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:24,965 INFO L134 CoverageAnalysis]: Checked inductivity of 24160 backedges. 1560 proven. 6 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2020-11-29 19:48:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 269 states and 349 transitions. [2020-11-29 19:48:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 349 transitions. [2020-11-29 19:48:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2020-11-29 19:48:25,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 24377 backedges. 1773 proven. 10 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2020-11-29 19:48:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:27,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 270 states and 350 transitions. [2020-11-29 19:48:27,106 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 350 transitions. [2020-11-29 19:48:27,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2020-11-29 19:48:27,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:27,366 INFO L134 CoverageAnalysis]: Checked inductivity of 24595 backedges. 1986 proven. 15 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2020-11-29 19:48:28,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 271 states and 350 transitions. [2020-11-29 19:48:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 350 transitions. [2020-11-29 19:48:28,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2020-11-29 19:48:28,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:28,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:28,634 INFO L134 CoverageAnalysis]: Checked inductivity of 24814 backedges. 2211 proven. 24 refuted. 0 times theorem prover too weak. 22579 trivial. 0 not checked. [2020-11-29 19:48:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:32,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 275 states and 357 transitions. [2020-11-29 19:48:32,879 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 357 transitions. [2020-11-29 19:48:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-11-29 19:48:32,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:32,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:32,957 INFO L134 CoverageAnalysis]: Checked inductivity of 25515 backedges. 1391 proven. 3 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2020-11-29 19:48:34,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 276 states and 358 transitions. [2020-11-29 19:48:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 358 transitions. [2020-11-29 19:48:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2020-11-29 19:48:34,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:34,238 INFO L134 CoverageAnalysis]: Checked inductivity of 25738 backedges. 1611 proven. 6 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2020-11-29 19:48:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 277 states and 359 transitions. [2020-11-29 19:48:35,540 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 359 transitions. [2020-11-29 19:48:35,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2020-11-29 19:48:35,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 25962 backedges. 1831 proven. 10 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2020-11-29 19:48:36,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:36,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 278 states and 360 transitions. [2020-11-29 19:48:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 360 transitions. [2020-11-29 19:48:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2020-11-29 19:48:36,797 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:36,877 INFO L134 CoverageAnalysis]: Checked inductivity of 26187 backedges. 2051 proven. 15 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2020-11-29 19:48:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:38,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 279 states and 360 transitions. [2020-11-29 19:48:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 360 transitions. [2020-11-29 19:48:38,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2020-11-29 19:48:38,065 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:38,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 26413 backedges. 3716 proven. 97 refuted. 0 times theorem prover too weak. 22600 trivial. 0 not checked. [2020-11-29 19:48:42,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:42,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2020-11-29 19:48:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2020-11-29 19:48:42,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2020-11-29 19:48:42,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:42,710 INFO L134 CoverageAnalysis]: Checked inductivity of 27136 backedges. 1435 proven. 3 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2020-11-29 19:48:44,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 368 transitions. [2020-11-29 19:48:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 368 transitions. [2020-11-29 19:48:44,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2020-11-29 19:48:44,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:44,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:44,149 INFO L134 CoverageAnalysis]: Checked inductivity of 27366 backedges. 1662 proven. 6 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2020-11-29 19:48:45,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:45,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 285 states and 369 transitions. [2020-11-29 19:48:45,359 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 369 transitions. [2020-11-29 19:48:45,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2020-11-29 19:48:45,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:45,443 INFO L134 CoverageAnalysis]: Checked inductivity of 27597 backedges. 1889 proven. 10 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2020-11-29 19:48:46,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 286 states and 370 transitions. [2020-11-29 19:48:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 370 transitions. [2020-11-29 19:48:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-11-29 19:48:46,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:46,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:46,709 INFO L134 CoverageAnalysis]: Checked inductivity of 27829 backedges. 2116 proven. 15 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2020-11-29 19:48:47,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:47,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 287 states and 370 transitions. [2020-11-29 19:48:47,917 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 370 transitions. [2020-11-29 19:48:47,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2020-11-29 19:48:47,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:48,010 INFO L134 CoverageAnalysis]: Checked inductivity of 28062 backedges. 5221 proven. 220 refuted. 0 times theorem prover too weak. 22621 trivial. 0 not checked. [2020-11-29 19:48:52,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:52,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 291 states and 377 transitions. [2020-11-29 19:48:52,664 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 377 transitions. [2020-11-29 19:48:52,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2020-11-29 19:48:52,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 28807 backedges. 1479 proven. 3 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2020-11-29 19:48:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:53,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 292 states and 378 transitions. [2020-11-29 19:48:53,877 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 378 transitions. [2020-11-29 19:48:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2020-11-29 19:48:53,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:53,963 INFO L134 CoverageAnalysis]: Checked inductivity of 29044 backedges. 1713 proven. 6 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2020-11-29 19:48:55,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 293 states and 379 transitions. [2020-11-29 19:48:55,103 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 379 transitions. [2020-11-29 19:48:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-11-29 19:48:55,103 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 29282 backedges. 1947 proven. 10 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2020-11-29 19:48:56,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 294 states and 380 transitions. [2020-11-29 19:48:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 380 transitions. [2020-11-29 19:48:56,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2020-11-29 19:48:56,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:56,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 29521 backedges. 2181 proven. 15 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2020-11-29 19:48:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:48:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 295 states and 380 transitions. [2020-11-29 19:48:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 380 transitions. [2020-11-29 19:48:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-11-29 19:48:57,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:48:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:48:57,887 INFO L134 CoverageAnalysis]: Checked inductivity of 29761 backedges. 6726 proven. 393 refuted. 0 times theorem prover too weak. 22642 trivial. 0 not checked. [2020-11-29 19:49:02,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 299 states and 386 transitions. [2020-11-29 19:49:02,590 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 386 transitions. [2020-11-29 19:49:02,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2020-11-29 19:49:02,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30528 backedges. 1523 proven. 3 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2020-11-29 19:49:03,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:03,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 300 states and 387 transitions. [2020-11-29 19:49:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 387 transitions. [2020-11-29 19:49:03,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2020-11-29 19:49:03,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 30772 backedges. 1764 proven. 6 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2020-11-29 19:49:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 301 states and 388 transitions. [2020-11-29 19:49:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 388 transitions. [2020-11-29 19:49:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2020-11-29 19:49:05,419 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:05,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:05,558 INFO L134 CoverageAnalysis]: Checked inductivity of 31017 backedges. 2005 proven. 10 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2020-11-29 19:49:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 302 states and 389 transitions. [2020-11-29 19:49:06,799 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2020-11-29 19:49:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-11-29 19:49:06,800 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:07,056 INFO L134 CoverageAnalysis]: Checked inductivity of 31263 backedges. 2246 proven. 15 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2020-11-29 19:49:08,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 303 states and 389 transitions. [2020-11-29 19:49:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 389 transitions. [2020-11-29 19:49:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2020-11-29 19:49:08,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:08,420 INFO L134 CoverageAnalysis]: Checked inductivity of 31510 backedges. 782 proven. 3 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2020-11-29 19:49:09,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 304 states and 390 transitions. [2020-11-29 19:49:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 390 transitions. [2020-11-29 19:49:09,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-11-29 19:49:09,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 31758 backedges. 1027 proven. 6 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2020-11-29 19:49:10,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:10,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 305 states and 391 transitions. [2020-11-29 19:49:10,995 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 391 transitions. [2020-11-29 19:49:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2020-11-29 19:49:10,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:11,088 INFO L134 CoverageAnalysis]: Checked inductivity of 32007 backedges. 1272 proven. 10 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2020-11-29 19:49:12,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 306 states and 392 transitions. [2020-11-29 19:49:12,551 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 392 transitions. [2020-11-29 19:49:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2020-11-29 19:49:12,552 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:12,714 INFO L134 CoverageAnalysis]: Checked inductivity of 32257 backedges. 1517 proven. 15 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2020-11-29 19:49:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:49:14,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 307 states and 392 transitions. [2020-11-29 19:49:14,083 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 392 transitions. [2020-11-29 19:49:14,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-11-29 19:49:14,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:49:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:49:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 32508 backedges. 0 proven. 27993 refuted. 0 times theorem prover too weak. 4515 trivial. 0 not checked. [2020-11-29 19:51:23,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:51:23,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 305 states and 390 transitions. [2020-11-29 19:51:23,433 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 390 transitions. [2020-11-29 19:51:23,434 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 19:51:23,434 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 180 iterations. [2020-11-29 19:51:23,447 INFO L765 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2020-11-29 19:51:23,584 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 13 [2020-11-29 19:51:23,946 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 15 [2020-11-29 19:51:27,261 WARN L193 SmtUtils]: Spent 3.31 s on a formula simplification. DAG size of input: 298 DAG size of output: 14 [2020-11-29 19:51:27,262 INFO L569 CodeCheckObserver]: Invariant with dag size 1 [2020-11-29 19:51:27,266 INFO L569 CodeCheckObserver]: Invariant with dag size 13 [2020-11-29 19:51:27,271 INFO L569 CodeCheckObserver]: Invariant with dag size 15 [2020-11-29 19:51:27,272 INFO L569 CodeCheckObserver]: Invariant with dag size 14 [2020-11-29 19:51:27,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:51:27 ImpRootNode [2020-11-29 19:51:27,274 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:51:27,274 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:51:27,274 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:51:27,275 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:51:27,275 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:45:50" (3/4) ... [2020-11-29 19:51:27,277 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 19:51:27,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2020-11-29 19:51:27,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2020-11-29 19:51:27,287 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-29 19:51:27,287 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 19:51:27,321 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ddc1d5e3-27d9-4d68-8f40-b1a7d41110ea/bin/ukojak/witness.graphml [2020-11-29 19:51:27,321 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:51:27,322 INFO L168 Benchmark]: Toolchain (without parser) took 337764.80 ms. Allocated memory was 79.7 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 39.1 MB in the beginning and 2.3 GB in the end (delta: -2.3 GB). Peak memory consumption was 730.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:51:27,323 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory is still 55.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:51:27,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.27 ms. Allocated memory was 79.7 MB in the beginning and 109.1 MB in the end (delta: 29.4 MB). Free memory was 39.0 MB in the beginning and 82.1 MB in the end (delta: -43.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 19:51:27,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.78 ms. Allocated memory is still 109.1 MB. Free memory was 82.1 MB in the beginning and 81.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:51:27,325 INFO L168 Benchmark]: Boogie Preprocessor took 20.89 ms. Allocated memory is still 109.1 MB. Free memory was 81.0 MB in the beginning and 80.0 MB in the end (delta: 975.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:51:27,325 INFO L168 Benchmark]: RCFGBuilder took 535.95 ms. Allocated memory is still 109.1 MB. Free memory was 79.6 MB in the beginning and 64.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 19:51:27,326 INFO L168 Benchmark]: CodeCheck took 336871.39 ms. Allocated memory was 109.1 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 64.8 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. [2020-11-29 19:51:27,326 INFO L168 Benchmark]: Witness Printer took 46.77 ms. Allocated memory is still 3.1 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:51:27,329 INFO L339 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, 9 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 332.9s, OverallIterations: 180, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 69273630 SDslu, 0 SDs, 0 SdLazy, -285619814 SolverSat, 1584771356 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 286.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 188981 GetRequests, 186372 SyntacticMatches, 1177 SemanticMatches, 1432 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1016647 ImplicationChecksByTransitivity, 313.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 4.3s SatisfiabilityAnalysisTime, 17.6s InterpolantComputationTime, 29047 NumberOfCodeBlocks, 29047 NumberOfCodeBlocksAsserted, 179 NumberOfCheckSat, 28868 ConstructedInterpolants, 0 QuantifiedInterpolants, 6870760 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 179 InterpolantComputations, 3 PerfectInterpolantSequences, 1992558/2047076 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: 13]: 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: 28]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: ((((a <= 6 && c <= 6) && 5 < c) && b <= 6) && 5 < b) || a <= 5 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (a <= 4 || (b <= 5 && a <= 5)) || (((c <= 6 && 5 < c) && b <= 6) && a <= 5) - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (a <= 4 || (b <= 4 && a <= 5)) || ((c <= 6 && b <= 5) && a <= 5) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory is still 55.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 248.27 ms. Allocated memory was 79.7 MB in the beginning and 109.1 MB in the end (delta: 29.4 MB). Free memory was 39.0 MB in the beginning and 82.1 MB in the end (delta: -43.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 33.78 ms. Allocated memory is still 109.1 MB. Free memory was 82.1 MB in the beginning and 81.0 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.89 ms. Allocated memory is still 109.1 MB. Free memory was 81.0 MB in the beginning and 80.0 MB in the end (delta: 975.5 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 535.95 ms. Allocated memory is still 109.1 MB. Free memory was 79.6 MB in the beginning and 64.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * CodeCheck took 336871.39 ms. Allocated memory was 109.1 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 64.8 MB in the beginning and 2.3 GB in the end (delta: -2.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.1 GB. * Witness Printer took 46.77 ms. Allocated memory is still 3.1 GB. Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...