./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef399329f84d2482fbc6cd637d6b986ccb5018221a1a0504f889d0bed5430f95 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 08:02:40,774 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 08:02:40,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 08:02:40,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 08:02:40,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 08:02:40,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 08:02:40,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 08:02:40,843 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 08:02:40,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 08:02:40,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 08:02:40,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 08:02:40,854 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 08:02:40,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 08:02:40,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 08:02:40,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 08:02:40,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 08:02:40,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 08:02:40,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 08:02:40,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 08:02:40,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 08:02:40,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 08:02:40,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 08:02:40,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 08:02:40,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 08:02:40,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 08:02:40,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 08:02:40,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 08:02:40,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 08:02:40,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 08:02:40,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 08:02:40,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 08:02:40,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 08:02:40,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 08:02:40,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 08:02:40,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 08:02:40,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 08:02:40,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 08:02:40,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 08:02:40,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 08:02:40,883 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 08:02:40,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 08:02:40,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-25 08:02:40,908 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 08:02:40,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 08:02:40,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 08:02:40,910 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 08:02:40,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 08:02:40,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 08:02:40,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 08:02:40,911 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 08:02:40,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 08:02:40,911 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 08:02:40,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 08:02:40,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 08:02:40,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 08:02:40,912 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 08:02:40,912 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 08:02:40,913 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 08:02:40,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 08:02:40,913 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 08:02:40,913 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 08:02:40,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 08:02:40,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:02:40,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 08:02:40,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 08:02:40,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 08:02:40,914 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 08:02:40,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 08:02:40,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 08:02:40,915 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_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef399329f84d2482fbc6cd637d6b986ccb5018221a1a0504f889d0bed5430f95 [2021-11-25 08:02:41,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 08:02:41,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 08:02:41,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 08:02:41,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 08:02:41,200 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 08:02:41,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c [2021-11-25 08:02:41,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/data/642f8fccd/521a565c8d20432d87128174bdfbfca8/FLAG1002b1e48 [2021-11-25 08:02:41,815 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 08:02:41,816 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig1.c [2021-11-25 08:02:41,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/data/642f8fccd/521a565c8d20432d87128174bdfbfca8/FLAG1002b1e48 [2021-11-25 08:02:42,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/data/642f8fccd/521a565c8d20432d87128174bdfbfca8 [2021-11-25 08:02:42,206 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 08:02:42,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 08:02:42,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 08:02:42,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 08:02:42,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 08:02:42,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fbbbe0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42, skipping insertion in model container [2021-11-25 08:02:42,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 08:02:42,234 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 08:02:42,395 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:02:42,413 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 08:02:42,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:02:42,440 INFO L208 MainTranslator]: Completed translation [2021-11-25 08:02:42,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42 WrapperNode [2021-11-25 08:02:42,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 08:02:42,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 08:02:42,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 08:02:42,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 08:02:42,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,454 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,473 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2021-11-25 08:02:42,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 08:02:42,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 08:02:42,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 08:02:42,477 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 08:02:42,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 08:02:42,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 08:02:42,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 08:02:42,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 08:02:42,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:02:42,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 08:02:42,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 08:02:42,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3ff65f3-d287-4cd5-a237-73f8a1662c21/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 08:02:42,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 08:02:42,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 08:02:42,652 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 08:02:42,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 08:02:42,792 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 08:02:42,825 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 08:02:42,826 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-25 08:02:42,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:02:42 BoogieIcfgContainer [2021-11-25 08:02:42,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 08:02:42,830 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 08:02:42,831 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 08:02:42,842 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 08:02:42,842 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:02:42" (1/1) ... [2021-11-25 08:02:42,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 08:02:42,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:42,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-11-25 08:02:42,937 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-25 08:02:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 08:02:42,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:42,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:43,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:43,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:43,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2021-11-25 08:02:43,170 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2021-11-25 08:02:43,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 08:02:43,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:43,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:43,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:43,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:43,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:43,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-25 08:02:43,359 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-25 08:02:43,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 08:02:43,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:43,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2021-11-25 08:02:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2021-11-25 08:02:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 08:02:43,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:43,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:43,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:43,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2021-11-25 08:02:43,893 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2021-11-25 08:02:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 08:02:43,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:43,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:43,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2021-11-25 08:02:44,061 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2021-11-25 08:02:44,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 08:02:44,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:44,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:44,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:44,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2021-11-25 08:02:44,246 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-11-25 08:02:44,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 08:02:44,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:44,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:44,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:44,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:44,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-25 08:02:44,410 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-25 08:02:44,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 08:02:44,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:44,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:44,478 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:02:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2021-11-25 08:02:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2021-11-25 08:02:44,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 08:02:44,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:44,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:44,688 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 08:02:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2021-11-25 08:02:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2021-11-25 08:02:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 08:02:45,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:45,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 08:02:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:45,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2021-11-25 08:02:45,397 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2021-11-25 08:02:45,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 08:02:45,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:45,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:45,444 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 08:02:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:45,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2021-11-25 08:02:45,567 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2021-11-25 08:02:45,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 08:02:45,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:45,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:45,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 08:02:45,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2021-11-25 08:02:45,737 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2021-11-25 08:02:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 08:02:45,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:45,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:45,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:45,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:45,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2021-11-25 08:02:45,949 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2021-11-25 08:02:45,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 08:02:45,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:45,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:46,169 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:46,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:46,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2021-11-25 08:02:46,642 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2021-11-25 08:02:46,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 08:02:46,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:46,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:46,697 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 15 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:02:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2021-11-25 08:02:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2021-11-25 08:02:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 08:02:46,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:46,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:47,073 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 31 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:47,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:47,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2021-11-25 08:02:47,472 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2021-11-25 08:02:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 08:02:47,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:47,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 35 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:48,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:48,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 42 states and 58 transitions. [2021-11-25 08:02:48,244 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2021-11-25 08:02:48,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 08:02:48,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:48,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:48,351 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 47 proven. 26 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 08:02:48,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:48,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2021-11-25 08:02:48,641 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2021-11-25 08:02:48,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 08:02:48,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:48,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:48,813 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 53 proven. 56 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2021-11-25 08:02:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2021-11-25 08:02:49,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 08:02:49,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:49,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:49,613 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 74 proven. 40 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 08:02:49,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:49,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 54 states and 76 transitions. [2021-11-25 08:02:49,918 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2021-11-25 08:02:49,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 08:02:49,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:49,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 74 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:50,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:50,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 60 states and 89 transitions. [2021-11-25 08:02:50,907 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 89 transitions. [2021-11-25 08:02:50,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 08:02:50,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:50,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:50,996 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 107 proven. 57 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 08:02:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2021-11-25 08:02:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2021-11-25 08:02:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 08:02:51,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:51,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:51,552 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 98 proven. 137 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:52,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:52,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2021-11-25 08:02:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2021-11-25 08:02:52,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 08:02:52,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:52,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:52,577 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 146 proven. 77 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-25 08:02:52,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:52,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2021-11-25 08:02:52,958 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2021-11-25 08:02:52,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 08:02:52,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:52,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 125 proven. 191 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:54,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:54,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2021-11-25 08:02:54,131 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2021-11-25 08:02:54,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 08:02:54,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:54,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 191 proven. 100 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-25 08:02:54,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:54,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 81 states and 127 transitions. [2021-11-25 08:02:54,617 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2021-11-25 08:02:54,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 08:02:54,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:54,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:54,873 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 155 proven. 254 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:55,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 143 transitions. [2021-11-25 08:02:55,910 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2021-11-25 08:02:55,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 08:02:55,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:55,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 242 proven. 126 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-25 08:02:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 90 states and 146 transitions. [2021-11-25 08:02:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 146 transitions. [2021-11-25 08:02:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 08:02:56,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:56,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:56,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:56,744 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 188 proven. 326 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:02:57,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 96 states and 163 transitions. [2021-11-25 08:02:57,898 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 163 transitions. [2021-11-25 08:02:57,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 08:02:57,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:57,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:58,017 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 299 proven. 155 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 08:02:58,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:02:58,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 166 transitions. [2021-11-25 08:02:58,563 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 166 transitions. [2021-11-25 08:02:58,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 08:02:58,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:02:58,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:02:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:02:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 224 proven. 407 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:00,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:00,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 105 states and 184 transitions. [2021-11-25 08:03:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 184 transitions. [2021-11-25 08:03:00,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 08:03:00,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:00,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:00,241 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 362 proven. 187 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 08:03:00,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 108 states and 187 transitions. [2021-11-25 08:03:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 187 transitions. [2021-11-25 08:03:00,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 08:03:00,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:00,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:01,071 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 263 proven. 497 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:02,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:02,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 114 states and 206 transitions. [2021-11-25 08:03:02,484 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 206 transitions. [2021-11-25 08:03:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 08:03:02,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:02,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:02,649 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 431 proven. 222 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-25 08:03:03,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 117 states and 209 transitions. [2021-11-25 08:03:03,297 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 209 transitions. [2021-11-25 08:03:03,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 08:03:03,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:03,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:03,598 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 305 proven. 596 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:05,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:05,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 123 states and 229 transitions. [2021-11-25 08:03:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 229 transitions. [2021-11-25 08:03:05,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 08:03:05,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:05,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:05,163 INFO L134 CoverageAnalysis]: Checked inductivity of 977 backedges. 506 proven. 260 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-25 08:03:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:05,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 126 states and 232 transitions. [2021-11-25 08:03:05,780 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 232 transitions. [2021-11-25 08:03:05,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 08:03:05,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:05,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:06,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1055 backedges. 350 proven. 704 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:07,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 253 transitions. [2021-11-25 08:03:07,828 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 253 transitions. [2021-11-25 08:03:07,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 08:03:07,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:07,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:07,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:07,999 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 587 proven. 301 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-25 08:03:08,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:08,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 135 states and 256 transitions. [2021-11-25 08:03:08,823 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 256 transitions. [2021-11-25 08:03:08,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 08:03:08,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:08,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1220 backedges. 398 proven. 821 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:10,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 141 states and 278 transitions. [2021-11-25 08:03:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 278 transitions. [2021-11-25 08:03:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-25 08:03:10,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:10,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:11,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1307 backedges. 674 proven. 345 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-25 08:03:11,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:11,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 144 states and 281 transitions. [2021-11-25 08:03:11,796 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 281 transitions. [2021-11-25 08:03:11,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 08:03:11,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:11,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1397 backedges. 449 proven. 947 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 150 states and 304 transitions. [2021-11-25 08:03:13,901 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 304 transitions. [2021-11-25 08:03:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-25 08:03:13,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:13,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1490 backedges. 767 proven. 392 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2021-11-25 08:03:14,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 153 states and 307 transitions. [2021-11-25 08:03:14,861 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 307 transitions. [2021-11-25 08:03:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 08:03:14,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:14,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:14,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:15,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1586 backedges. 503 proven. 1082 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:17,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 159 states and 331 transitions. [2021-11-25 08:03:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 331 transitions. [2021-11-25 08:03:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 08:03:17,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:17,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1685 backedges. 866 proven. 442 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2021-11-25 08:03:17,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:17,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 162 states and 334 transitions. [2021-11-25 08:03:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 334 transitions. [2021-11-25 08:03:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 08:03:17,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:17,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:18,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 560 proven. 1226 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:20,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 168 states and 359 transitions. [2021-11-25 08:03:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 359 transitions. [2021-11-25 08:03:20,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 08:03:20,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:20,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:20,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 971 proven. 495 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2021-11-25 08:03:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 171 states and 362 transitions. [2021-11-25 08:03:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 362 transitions. [2021-11-25 08:03:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 08:03:21,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:21,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:21,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:21,734 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 620 proven. 1379 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:23,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 177 states and 388 transitions. [2021-11-25 08:03:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 388 transitions. [2021-11-25 08:03:23,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 08:03:23,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:23,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 2111 backedges. 1082 proven. 551 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2021-11-25 08:03:24,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:24,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 180 states and 391 transitions. [2021-11-25 08:03:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 391 transitions. [2021-11-25 08:03:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 08:03:24,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:24,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:25,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2225 backedges. 683 proven. 1541 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:27,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 186 states and 418 transitions. [2021-11-25 08:03:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 418 transitions. [2021-11-25 08:03:27,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 08:03:27,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:27,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:27,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2342 backedges. 1199 proven. 610 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2021-11-25 08:03:28,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:28,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 189 states and 421 transitions. [2021-11-25 08:03:28,357 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 421 transitions. [2021-11-25 08:03:28,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 08:03:28,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:28,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:28,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 2462 backedges. 749 proven. 1712 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:31,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 195 states and 449 transitions. [2021-11-25 08:03:31,096 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 449 transitions. [2021-11-25 08:03:31,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 08:03:31,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:31,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2585 backedges. 1322 proven. 672 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-25 08:03:32,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:32,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 198 states and 452 transitions. [2021-11-25 08:03:32,225 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 452 transitions. [2021-11-25 08:03:32,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 08:03:32,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:32,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:32,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2711 backedges. 818 proven. 1892 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:35,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 204 states and 481 transitions. [2021-11-25 08:03:35,038 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 481 transitions. [2021-11-25 08:03:35,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 08:03:35,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:35,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:35,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2840 backedges. 1451 proven. 737 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2021-11-25 08:03:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:36,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 207 states and 484 transitions. [2021-11-25 08:03:36,263 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 484 transitions. [2021-11-25 08:03:36,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 08:03:36,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:36,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2972 backedges. 890 proven. 2081 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:39,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 213 states and 514 transitions. [2021-11-25 08:03:39,254 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 514 transitions. [2021-11-25 08:03:39,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 08:03:39,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:39,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:39,524 INFO L134 CoverageAnalysis]: Checked inductivity of 3107 backedges. 1586 proven. 805 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2021-11-25 08:03:40,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 216 states and 517 transitions. [2021-11-25 08:03:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 517 transitions. [2021-11-25 08:03:40,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 08:03:40,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:40,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:41,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3245 backedges. 965 proven. 2279 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:43,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 222 states and 548 transitions. [2021-11-25 08:03:43,717 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 548 transitions. [2021-11-25 08:03:43,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 08:03:43,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:43,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3386 backedges. 1727 proven. 876 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2021-11-25 08:03:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 225 states and 551 transitions. [2021-11-25 08:03:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 551 transitions. [2021-11-25 08:03:45,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 08:03:45,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:45,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:45,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3530 backedges. 1043 proven. 2486 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 231 states and 583 transitions. [2021-11-25 08:03:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 583 transitions. [2021-11-25 08:03:48,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 08:03:48,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:48,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:48,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3677 backedges. 1874 proven. 950 refuted. 0 times theorem prover too weak. 853 trivial. 0 not checked. [2021-11-25 08:03:49,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:49,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 234 states and 586 transitions. [2021-11-25 08:03:49,608 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 586 transitions. [2021-11-25 08:03:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 08:03:49,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:49,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:50,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3827 backedges. 1124 proven. 2702 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:52,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 240 states and 619 transitions. [2021-11-25 08:03:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 619 transitions. [2021-11-25 08:03:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 08:03:52,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:52,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:53,156 INFO L134 CoverageAnalysis]: Checked inductivity of 3980 backedges. 2027 proven. 1027 refuted. 0 times theorem prover too weak. 926 trivial. 0 not checked. [2021-11-25 08:03:54,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 243 states and 622 transitions. [2021-11-25 08:03:54,241 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 622 transitions. [2021-11-25 08:03:54,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 08:03:54,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:54,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:54,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4136 backedges. 1208 proven. 2927 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:03:57,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 249 states and 656 transitions. [2021-11-25 08:03:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 656 transitions. [2021-11-25 08:03:57,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 08:03:57,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:57,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:57,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 4295 backedges. 2186 proven. 1107 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2021-11-25 08:03:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:03:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 252 states and 659 transitions. [2021-11-25 08:03:59,133 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 659 transitions. [2021-11-25 08:03:59,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-25 08:03:59,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:03:59,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:03:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:03:59,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4457 backedges. 1295 proven. 3161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:02,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:02,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 258 states and 694 transitions. [2021-11-25 08:04:02,757 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 694 transitions. [2021-11-25 08:04:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-25 08:04:02,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:02,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 4622 backedges. 2351 proven. 1190 refuted. 0 times theorem prover too weak. 1081 trivial. 0 not checked. [2021-11-25 08:04:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 261 states and 697 transitions. [2021-11-25 08:04:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 697 transitions. [2021-11-25 08:04:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-25 08:04:04,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:04,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:04,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 1385 proven. 3404 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 267 states and 733 transitions. [2021-11-25 08:04:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 733 transitions. [2021-11-25 08:04:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-25 08:04:07,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:07,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:08,072 INFO L134 CoverageAnalysis]: Checked inductivity of 4961 backedges. 2522 proven. 1276 refuted. 0 times theorem prover too weak. 1163 trivial. 0 not checked. [2021-11-25 08:04:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 270 states and 736 transitions. [2021-11-25 08:04:09,205 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 736 transitions. [2021-11-25 08:04:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-25 08:04:09,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:09,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:09,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5135 backedges. 1478 proven. 3656 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:13,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:13,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 276 states and 773 transitions. [2021-11-25 08:04:13,092 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 773 transitions. [2021-11-25 08:04:13,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-25 08:04:13,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:13,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:13,399 INFO L134 CoverageAnalysis]: Checked inductivity of 5312 backedges. 2699 proven. 1365 refuted. 0 times theorem prover too weak. 1248 trivial. 0 not checked. [2021-11-25 08:04:14,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:14,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 279 states and 776 transitions. [2021-11-25 08:04:14,702 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 776 transitions. [2021-11-25 08:04:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-25 08:04:14,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:14,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:15,313 INFO L134 CoverageAnalysis]: Checked inductivity of 5492 backedges. 1574 proven. 3917 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:18,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 285 states and 814 transitions. [2021-11-25 08:04:18,504 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 814 transitions. [2021-11-25 08:04:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-25 08:04:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:18,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:18,801 INFO L134 CoverageAnalysis]: Checked inductivity of 5675 backedges. 2882 proven. 1457 refuted. 0 times theorem prover too weak. 1336 trivial. 0 not checked. [2021-11-25 08:04:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:20,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 288 states and 817 transitions. [2021-11-25 08:04:20,107 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 817 transitions. [2021-11-25 08:04:20,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-25 08:04:20,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:20,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5861 backedges. 1673 proven. 4187 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:24,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 294 states and 856 transitions. [2021-11-25 08:04:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 856 transitions. [2021-11-25 08:04:24,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-25 08:04:24,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:24,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 3071 proven. 1552 refuted. 0 times theorem prover too weak. 1427 trivial. 0 not checked. [2021-11-25 08:04:25,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:25,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 297 states and 859 transitions. [2021-11-25 08:04:25,625 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 859 transitions. [2021-11-25 08:04:25,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-25 08:04:25,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:25,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:26,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6242 backedges. 1775 proven. 4466 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:29,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:29,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 303 states and 899 transitions. [2021-11-25 08:04:29,683 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 899 transitions. [2021-11-25 08:04:29,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-25 08:04:29,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:29,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:30,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6437 backedges. 3266 proven. 1650 refuted. 0 times theorem prover too weak. 1521 trivial. 0 not checked. [2021-11-25 08:04:31,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:31,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 306 states and 902 transitions. [2021-11-25 08:04:31,453 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 902 transitions. [2021-11-25 08:04:31,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-25 08:04:31,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:31,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 6635 backedges. 1880 proven. 4754 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:35,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 312 states and 943 transitions. [2021-11-25 08:04:35,682 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 943 transitions. [2021-11-25 08:04:35,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-25 08:04:35,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:35,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 6836 backedges. 3467 proven. 1751 refuted. 0 times theorem prover too weak. 1618 trivial. 0 not checked. [2021-11-25 08:04:37,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:37,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 315 states and 946 transitions. [2021-11-25 08:04:37,425 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 946 transitions. [2021-11-25 08:04:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-25 08:04:37,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:37,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 7040 backedges. 1988 proven. 5051 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:41,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 321 states and 988 transitions. [2021-11-25 08:04:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 988 transitions. [2021-11-25 08:04:41,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-25 08:04:41,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:41,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:42,194 INFO L134 CoverageAnalysis]: Checked inductivity of 7247 backedges. 3674 proven. 1855 refuted. 0 times theorem prover too weak. 1718 trivial. 0 not checked. [2021-11-25 08:04:43,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:43,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 324 states and 991 transitions. [2021-11-25 08:04:43,600 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 991 transitions. [2021-11-25 08:04:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-25 08:04:43,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:43,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:44,267 INFO L134 CoverageAnalysis]: Checked inductivity of 7457 backedges. 2099 proven. 5357 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:48,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:48,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 330 states and 1034 transitions. [2021-11-25 08:04:48,139 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1034 transitions. [2021-11-25 08:04:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-25 08:04:48,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:48,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 7670 backedges. 3887 proven. 1962 refuted. 0 times theorem prover too weak. 1821 trivial. 0 not checked. [2021-11-25 08:04:49,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 333 states and 1037 transitions. [2021-11-25 08:04:49,947 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1037 transitions. [2021-11-25 08:04:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-25 08:04:49,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:49,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:50,730 INFO L134 CoverageAnalysis]: Checked inductivity of 7886 backedges. 2213 proven. 5672 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:04:54,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:54,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 339 states and 1081 transitions. [2021-11-25 08:04:54,584 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 1081 transitions. [2021-11-25 08:04:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-25 08:04:54,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:54,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 8105 backedges. 4106 proven. 2072 refuted. 0 times theorem prover too weak. 1927 trivial. 0 not checked. [2021-11-25 08:04:56,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:04:56,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 342 states and 1084 transitions. [2021-11-25 08:04:56,634 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1084 transitions. [2021-11-25 08:04:56,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-25 08:04:56,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:04:56,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:04:56,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:04:57,378 INFO L134 CoverageAnalysis]: Checked inductivity of 8327 backedges. 2330 proven. 5996 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:01,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 348 states and 1129 transitions. [2021-11-25 08:05:01,327 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1129 transitions. [2021-11-25 08:05:01,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-25 08:05:01,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:01,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:01,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8552 backedges. 4331 proven. 2185 refuted. 0 times theorem prover too weak. 2036 trivial. 0 not checked. [2021-11-25 08:05:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 351 states and 1132 transitions. [2021-11-25 08:05:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 1132 transitions. [2021-11-25 08:05:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-25 08:05:03,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:03,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:04,084 INFO L134 CoverageAnalysis]: Checked inductivity of 8780 backedges. 2450 proven. 6329 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:08,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 357 states and 1178 transitions. [2021-11-25 08:05:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 1178 transitions. [2021-11-25 08:05:08,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-25 08:05:08,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:08,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 9011 backedges. 4562 proven. 2301 refuted. 0 times theorem prover too weak. 2148 trivial. 0 not checked. [2021-11-25 08:05:10,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:10,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 360 states and 1181 transitions. [2021-11-25 08:05:10,407 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 1181 transitions. [2021-11-25 08:05:10,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-25 08:05:10,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:10,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 9245 backedges. 2573 proven. 6671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:15,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 366 states and 1228 transitions. [2021-11-25 08:05:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 1228 transitions. [2021-11-25 08:05:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-25 08:05:15,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:15,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 9482 backedges. 4799 proven. 2420 refuted. 0 times theorem prover too weak. 2263 trivial. 0 not checked. [2021-11-25 08:05:17,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:17,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 369 states and 1231 transitions. [2021-11-25 08:05:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1231 transitions. [2021-11-25 08:05:17,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-25 08:05:17,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:17,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:17,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 9722 backedges. 2699 proven. 7022 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:23,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279 states to 375 states and 1279 transitions. [2021-11-25 08:05:23,247 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1279 transitions. [2021-11-25 08:05:23,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-25 08:05:23,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:23,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:23,685 INFO L134 CoverageAnalysis]: Checked inductivity of 9965 backedges. 5042 proven. 2542 refuted. 0 times theorem prover too weak. 2381 trivial. 0 not checked. [2021-11-25 08:05:25,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 378 states and 1282 transitions. [2021-11-25 08:05:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1282 transitions. [2021-11-25 08:05:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-25 08:05:25,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:25,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:25,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 10211 backedges. 2828 proven. 7382 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:30,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:30,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 384 states and 1331 transitions. [2021-11-25 08:05:30,783 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1331 transitions. [2021-11-25 08:05:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-25 08:05:30,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:30,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:31,173 INFO L134 CoverageAnalysis]: Checked inductivity of 10460 backedges. 5291 proven. 2667 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2021-11-25 08:05:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:32,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 387 states and 1334 transitions. [2021-11-25 08:05:32,838 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 1334 transitions. [2021-11-25 08:05:32,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-25 08:05:32,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:32,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:33,810 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 2960 proven. 7751 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:38,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:38,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 393 states and 1384 transitions. [2021-11-25 08:05:38,470 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1384 transitions. [2021-11-25 08:05:38,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-25 08:05:38,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:38,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:38,904 INFO L134 CoverageAnalysis]: Checked inductivity of 10967 backedges. 5546 proven. 2795 refuted. 0 times theorem prover too weak. 2626 trivial. 0 not checked. [2021-11-25 08:05:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:40,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387 states to 396 states and 1387 transitions. [2021-11-25 08:05:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 1387 transitions. [2021-11-25 08:05:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-25 08:05:40,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:40,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 11225 backedges. 3095 proven. 8129 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:46,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 402 states and 1438 transitions. [2021-11-25 08:05:46,407 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1438 transitions. [2021-11-25 08:05:46,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-25 08:05:46,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:46,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:46,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:46,832 INFO L134 CoverageAnalysis]: Checked inductivity of 11486 backedges. 5807 proven. 2926 refuted. 0 times theorem prover too weak. 2753 trivial. 0 not checked. [2021-11-25 08:05:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:48,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 405 states and 1441 transitions. [2021-11-25 08:05:48,806 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 1441 transitions. [2021-11-25 08:05:48,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-25 08:05:48,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:48,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:49,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11750 backedges. 3233 proven. 8516 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:05:54,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 411 states and 1493 transitions. [2021-11-25 08:05:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1493 transitions. [2021-11-25 08:05:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-25 08:05:54,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:54,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 12017 backedges. 6074 proven. 3060 refuted. 0 times theorem prover too weak. 2883 trivial. 0 not checked. [2021-11-25 08:05:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:05:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 414 states and 1496 transitions. [2021-11-25 08:05:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1496 transitions. [2021-11-25 08:05:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-25 08:05:56,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:05:56,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:05:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:05:57,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12287 backedges. 3374 proven. 8912 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:06:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 420 states and 1549 transitions. [2021-11-25 08:06:03,040 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1549 transitions. [2021-11-25 08:06:03,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-25 08:06:03,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:03,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:03,514 INFO L134 CoverageAnalysis]: Checked inductivity of 12560 backedges. 6347 proven. 3197 refuted. 0 times theorem prover too weak. 3016 trivial. 0 not checked. [2021-11-25 08:06:05,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:05,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 423 states and 1552 transitions. [2021-11-25 08:06:05,462 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1552 transitions. [2021-11-25 08:06:05,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-25 08:06:05,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:05,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12836 backedges. 3518 proven. 9317 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:06:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:11,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 429 states and 1606 transitions. [2021-11-25 08:06:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 1606 transitions. [2021-11-25 08:06:11,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-25 08:06:11,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:11,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 13115 backedges. 6626 proven. 3337 refuted. 0 times theorem prover too weak. 3152 trivial. 0 not checked. [2021-11-25 08:06:14,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:14,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 432 states and 1609 transitions. [2021-11-25 08:06:14,024 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1609 transitions. [2021-11-25 08:06:14,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-25 08:06:14,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:14,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:14,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:14,957 INFO L134 CoverageAnalysis]: Checked inductivity of 13397 backedges. 3665 proven. 9731 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:06:20,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:20,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 438 states and 1664 transitions. [2021-11-25 08:06:20,748 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1664 transitions. [2021-11-25 08:06:20,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-25 08:06:20,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:20,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:20,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:21,339 INFO L134 CoverageAnalysis]: Checked inductivity of 13682 backedges. 6911 proven. 3480 refuted. 0 times theorem prover too weak. 3291 trivial. 0 not checked. [2021-11-25 08:06:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 441 states and 1667 transitions. [2021-11-25 08:06:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1667 transitions. [2021-11-25 08:06:23,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-25 08:06:23,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:23,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:24,848 INFO L134 CoverageAnalysis]: Checked inductivity of 13970 backedges. 3815 proven. 10154 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:06:31,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:31,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 447 states and 1723 transitions. [2021-11-25 08:06:31,454 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1723 transitions. [2021-11-25 08:06:31,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2021-11-25 08:06:31,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:31,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:32,021 INFO L134 CoverageAnalysis]: Checked inductivity of 14261 backedges. 7202 proven. 3626 refuted. 0 times theorem prover too weak. 3433 trivial. 0 not checked. [2021-11-25 08:06:34,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:34,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 450 states and 1726 transitions. [2021-11-25 08:06:34,483 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1726 transitions. [2021-11-25 08:06:34,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-11-25 08:06:34,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:34,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:35,529 INFO L134 CoverageAnalysis]: Checked inductivity of 14555 backedges. 3968 proven. 10586 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:06:41,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:41,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 456 states and 1783 transitions. [2021-11-25 08:06:41,566 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1783 transitions. [2021-11-25 08:06:41,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-25 08:06:41,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:41,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:42,117 INFO L134 CoverageAnalysis]: Checked inductivity of 14852 backedges. 7499 proven. 3775 refuted. 0 times theorem prover too weak. 3578 trivial. 0 not checked. [2021-11-25 08:06:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 459 states and 1786 transitions. [2021-11-25 08:06:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1786 transitions. [2021-11-25 08:06:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-25 08:06:44,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:44,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:44,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:45,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15152 backedges. 4124 proven. 11027 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:06:51,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:51,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 465 states and 1844 transitions. [2021-11-25 08:06:51,841 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1844 transitions. [2021-11-25 08:06:51,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-25 08:06:51,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:51,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:52,358 INFO L134 CoverageAnalysis]: Checked inductivity of 15455 backedges. 7802 proven. 3927 refuted. 0 times theorem prover too weak. 3726 trivial. 0 not checked. [2021-11-25 08:06:54,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:54,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 468 states and 1847 transitions. [2021-11-25 08:06:54,850 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1847 transitions. [2021-11-25 08:06:54,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-25 08:06:54,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:54,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 15761 backedges. 4283 proven. 11477 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:07:02,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:02,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 474 states and 1906 transitions. [2021-11-25 08:07:02,253 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1906 transitions. [2021-11-25 08:07:02,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-25 08:07:02,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:02,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16070 backedges. 8111 proven. 4082 refuted. 0 times theorem prover too weak. 3877 trivial. 0 not checked. [2021-11-25 08:07:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 477 states and 1909 transitions. [2021-11-25 08:07:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1909 transitions. [2021-11-25 08:07:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-11-25 08:07:05,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:05,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:06,397 INFO L134 CoverageAnalysis]: Checked inductivity of 16382 backedges. 4445 proven. 11936 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:07:12,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:12,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 483 states and 1969 transitions. [2021-11-25 08:07:12,700 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1969 transitions. [2021-11-25 08:07:12,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-11-25 08:07:12,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:12,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 16697 backedges. 8426 proven. 4240 refuted. 0 times theorem prover too weak. 4031 trivial. 0 not checked. [2021-11-25 08:07:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:15,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 486 states and 1972 transitions. [2021-11-25 08:07:15,626 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1972 transitions. [2021-11-25 08:07:15,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-11-25 08:07:15,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:15,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 17015 backedges. 4610 proven. 12404 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:07:23,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:23,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 492 states and 2033 transitions. [2021-11-25 08:07:23,282 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 2033 transitions. [2021-11-25 08:07:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-25 08:07:23,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:23,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 17336 backedges. 8747 proven. 4401 refuted. 0 times theorem prover too weak. 4188 trivial. 0 not checked. [2021-11-25 08:07:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 495 states and 2036 transitions. [2021-11-25 08:07:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 2036 transitions. [2021-11-25 08:07:26,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-25 08:07:26,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:26,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:27,515 INFO L134 CoverageAnalysis]: Checked inductivity of 17660 backedges. 4778 proven. 12881 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:07:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:33,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 501 states and 2098 transitions. [2021-11-25 08:07:33,716 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 2098 transitions. [2021-11-25 08:07:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2021-11-25 08:07:33,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:33,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:34,237 INFO L134 CoverageAnalysis]: Checked inductivity of 17987 backedges. 9074 proven. 4565 refuted. 0 times theorem prover too weak. 4348 trivial. 0 not checked. [2021-11-25 08:07:36,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:36,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 504 states and 2101 transitions. [2021-11-25 08:07:36,519 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 2101 transitions. [2021-11-25 08:07:36,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2021-11-25 08:07:36,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:36,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:37,761 INFO L134 CoverageAnalysis]: Checked inductivity of 18317 backedges. 4949 proven. 13367 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:07:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:43,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 510 states and 2164 transitions. [2021-11-25 08:07:43,892 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 2164 transitions. [2021-11-25 08:07:43,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-11-25 08:07:43,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:43,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:44,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18650 backedges. 9407 proven. 4732 refuted. 0 times theorem prover too weak. 4511 trivial. 0 not checked. [2021-11-25 08:07:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 513 states and 2167 transitions. [2021-11-25 08:07:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 2167 transitions. [2021-11-25 08:07:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-25 08:07:46,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:46,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:46,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 18986 backedges. 5123 proven. 13862 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:07:54,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:54,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 519 states and 2231 transitions. [2021-11-25 08:07:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 2231 transitions. [2021-11-25 08:07:54,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-11-25 08:07:54,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:54,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 19325 backedges. 9746 proven. 4902 refuted. 0 times theorem prover too weak. 4677 trivial. 0 not checked. [2021-11-25 08:07:57,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:57,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 522 states and 2234 transitions. [2021-11-25 08:07:57,549 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 2234 transitions. [2021-11-25 08:07:57,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-11-25 08:07:57,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:57,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:58,655 INFO L134 CoverageAnalysis]: Checked inductivity of 19667 backedges. 5300 proven. 14366 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:08:05,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:05,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 528 states and 2299 transitions. [2021-11-25 08:08:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 2299 transitions. [2021-11-25 08:08:05,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-11-25 08:08:05,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:05,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:06,779 INFO L134 CoverageAnalysis]: Checked inductivity of 20012 backedges. 10091 proven. 5075 refuted. 0 times theorem prover too weak. 4846 trivial. 0 not checked. [2021-11-25 08:08:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 531 states and 2302 transitions. [2021-11-25 08:08:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2302 transitions. [2021-11-25 08:08:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2021-11-25 08:08:09,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:09,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:10,562 INFO L134 CoverageAnalysis]: Checked inductivity of 20360 backedges. 5480 proven. 14879 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:08:17,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:17,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 537 states and 2368 transitions. [2021-11-25 08:08:17,434 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2368 transitions. [2021-11-25 08:08:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2021-11-25 08:08:17,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:17,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:18,056 INFO L134 CoverageAnalysis]: Checked inductivity of 20711 backedges. 10442 proven. 5251 refuted. 0 times theorem prover too weak. 5018 trivial. 0 not checked. [2021-11-25 08:08:21,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:21,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 540 states and 2371 transitions. [2021-11-25 08:08:21,009 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 2371 transitions. [2021-11-25 08:08:21,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-11-25 08:08:21,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:21,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 21065 backedges. 5663 proven. 15401 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:08:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:29,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 546 states and 2438 transitions. [2021-11-25 08:08:29,281 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 2438 transitions. [2021-11-25 08:08:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2021-11-25 08:08:29,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:29,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:30,108 INFO L134 CoverageAnalysis]: Checked inductivity of 21422 backedges. 10799 proven. 5430 refuted. 0 times theorem prover too weak. 5193 trivial. 0 not checked. [2021-11-25 08:08:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:33,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 549 states and 2441 transitions. [2021-11-25 08:08:33,031 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2441 transitions. [2021-11-25 08:08:33,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-11-25 08:08:33,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:33,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:33,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:34,163 INFO L134 CoverageAnalysis]: Checked inductivity of 21782 backedges. 5849 proven. 15932 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:08:41,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:41,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 555 states and 2509 transitions. [2021-11-25 08:08:41,546 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2509 transitions. [2021-11-25 08:08:41,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 372 [2021-11-25 08:08:41,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:41,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:42,385 INFO L134 CoverageAnalysis]: Checked inductivity of 22145 backedges. 11162 proven. 5612 refuted. 0 times theorem prover too weak. 5371 trivial. 0 not checked. [2021-11-25 08:08:45,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:45,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 558 states and 2512 transitions. [2021-11-25 08:08:45,410 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 2512 transitions. [2021-11-25 08:08:45,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-11-25 08:08:45,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:45,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:46,728 INFO L134 CoverageAnalysis]: Checked inductivity of 22511 backedges. 6038 proven. 16472 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:08:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:53,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 564 states and 2581 transitions. [2021-11-25 08:08:53,927 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 2581 transitions. [2021-11-25 08:08:53,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2021-11-25 08:08:53,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:53,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:53,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 22880 backedges. 11531 proven. 5797 refuted. 0 times theorem prover too weak. 5552 trivial. 0 not checked. [2021-11-25 08:08:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 567 states and 2584 transitions. [2021-11-25 08:08:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2584 transitions. [2021-11-25 08:08:57,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2021-11-25 08:08:57,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:57,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:58,524 INFO L134 CoverageAnalysis]: Checked inductivity of 23252 backedges. 6230 proven. 17021 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:09:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 573 states and 2654 transitions. [2021-11-25 08:09:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 2654 transitions. [2021-11-25 08:09:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 384 [2021-11-25 08:09:05,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:05,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:05,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 23627 backedges. 11906 proven. 5985 refuted. 0 times theorem prover too weak. 5736 trivial. 0 not checked. [2021-11-25 08:09:09,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:09,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 576 states and 2657 transitions. [2021-11-25 08:09:09,426 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 2657 transitions. [2021-11-25 08:09:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-11-25 08:09:09,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:09,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:10,793 INFO L134 CoverageAnalysis]: Checked inductivity of 24005 backedges. 6425 proven. 17579 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:09:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:18,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 582 states and 2728 transitions. [2021-11-25 08:09:18,790 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 2728 transitions. [2021-11-25 08:09:18,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2021-11-25 08:09:18,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:18,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 24386 backedges. 12287 proven. 6176 refuted. 0 times theorem prover too weak. 5923 trivial. 0 not checked. [2021-11-25 08:09:22,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 585 states and 2731 transitions. [2021-11-25 08:09:22,722 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 2731 transitions. [2021-11-25 08:09:22,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-11-25 08:09:22,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:22,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:24,169 INFO L134 CoverageAnalysis]: Checked inductivity of 24770 backedges. 6623 proven. 18146 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:09:32,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:32,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 591 states and 2803 transitions. [2021-11-25 08:09:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 2803 transitions. [2021-11-25 08:09:32,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2021-11-25 08:09:32,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:32,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:32,869 INFO L134 CoverageAnalysis]: Checked inductivity of 25157 backedges. 12674 proven. 6370 refuted. 0 times theorem prover too weak. 6113 trivial. 0 not checked. [2021-11-25 08:09:36,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 594 states and 2806 transitions. [2021-11-25 08:09:36,307 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 2806 transitions. [2021-11-25 08:09:36,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2021-11-25 08:09:36,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:36,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 25547 backedges. 6824 proven. 18722 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:09:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:46,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 600 states and 2879 transitions. [2021-11-25 08:09:46,248 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 2879 transitions. [2021-11-25 08:09:46,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2021-11-25 08:09:46,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:46,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 25940 backedges. 13067 proven. 6567 refuted. 0 times theorem prover too weak. 6306 trivial. 0 not checked. [2021-11-25 08:09:50,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:50,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 603 states and 2882 transitions. [2021-11-25 08:09:50,146 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2882 transitions. [2021-11-25 08:09:50,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-25 08:09:50,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:50,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 26336 backedges. 7028 proven. 19307 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:10:00,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:00,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 609 states and 2956 transitions. [2021-11-25 08:10:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2956 transitions. [2021-11-25 08:10:00,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 408 [2021-11-25 08:10:00,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:00,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:00,782 INFO L134 CoverageAnalysis]: Checked inductivity of 26735 backedges. 13466 proven. 6767 refuted. 0 times theorem prover too weak. 6502 trivial. 0 not checked. [2021-11-25 08:10:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 612 states and 2959 transitions. [2021-11-25 08:10:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2959 transitions. [2021-11-25 08:10:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-11-25 08:10:04,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:04,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:05,737 INFO L134 CoverageAnalysis]: Checked inductivity of 27137 backedges. 7235 proven. 19901 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:10:14,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 618 states and 3034 transitions. [2021-11-25 08:10:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 3034 transitions. [2021-11-25 08:10:14,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-11-25 08:10:14,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:14,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:15,443 INFO L134 CoverageAnalysis]: Checked inductivity of 27542 backedges. 13871 proven. 6970 refuted. 0 times theorem prover too weak. 6701 trivial. 0 not checked. [2021-11-25 08:10:18,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:18,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 621 states and 3037 transitions. [2021-11-25 08:10:18,914 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 3037 transitions. [2021-11-25 08:10:18,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-11-25 08:10:18,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:18,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:20,486 INFO L134 CoverageAnalysis]: Checked inductivity of 27950 backedges. 7445 proven. 20504 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:10:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:29,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 627 states and 3113 transitions. [2021-11-25 08:10:29,233 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 3113 transitions. [2021-11-25 08:10:29,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-25 08:10:29,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:29,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:30,243 INFO L134 CoverageAnalysis]: Checked inductivity of 28361 backedges. 14282 proven. 7176 refuted. 0 times theorem prover too weak. 6903 trivial. 0 not checked. [2021-11-25 08:10:33,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:33,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 630 states and 3116 transitions. [2021-11-25 08:10:33,834 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 3116 transitions. [2021-11-25 08:10:33,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2021-11-25 08:10:33,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:33,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:35,387 INFO L134 CoverageAnalysis]: Checked inductivity of 28775 backedges. 7658 proven. 21116 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:10:44,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:44,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 636 states and 3193 transitions. [2021-11-25 08:10:44,344 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 3193 transitions. [2021-11-25 08:10:44,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-25 08:10:44,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:44,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:45,147 INFO L134 CoverageAnalysis]: Checked inductivity of 29192 backedges. 14699 proven. 7385 refuted. 0 times theorem prover too weak. 7108 trivial. 0 not checked. [2021-11-25 08:10:48,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:48,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 639 states and 3196 transitions. [2021-11-25 08:10:48,457 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 3196 transitions. [2021-11-25 08:10:48,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-25 08:10:48,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:48,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:49,953 INFO L134 CoverageAnalysis]: Checked inductivity of 29612 backedges. 7874 proven. 21737 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:10:58,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:58,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 645 states and 3274 transitions. [2021-11-25 08:10:58,736 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 3274 transitions. [2021-11-25 08:10:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2021-11-25 08:10:58,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:58,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:59,695 INFO L134 CoverageAnalysis]: Checked inductivity of 30035 backedges. 15122 proven. 7597 refuted. 0 times theorem prover too weak. 7316 trivial. 0 not checked. [2021-11-25 08:11:03,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:03,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 648 states and 3277 transitions. [2021-11-25 08:11:03,347 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 3277 transitions. [2021-11-25 08:11:03,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2021-11-25 08:11:03,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:03,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 30461 backedges. 8093 proven. 22367 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:11:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:13,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 654 states and 3356 transitions. [2021-11-25 08:11:13,809 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 3356 transitions. [2021-11-25 08:11:13,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2021-11-25 08:11:13,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:13,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:14,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30890 backedges. 15551 proven. 7812 refuted. 0 times theorem prover too weak. 7527 trivial. 0 not checked. [2021-11-25 08:11:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:18,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 657 states and 3359 transitions. [2021-11-25 08:11:18,327 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 3359 transitions. [2021-11-25 08:11:18,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-25 08:11:18,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:18,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:20,241 INFO L134 CoverageAnalysis]: Checked inductivity of 31322 backedges. 8315 proven. 23006 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:11:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:29,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 663 states and 3439 transitions. [2021-11-25 08:11:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 3439 transitions. [2021-11-25 08:11:29,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2021-11-25 08:11:29,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:29,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:29,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 31757 backedges. 15986 proven. 8030 refuted. 0 times theorem prover too weak. 7741 trivial. 0 not checked. [2021-11-25 08:11:34,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 666 states and 3442 transitions. [2021-11-25 08:11:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 3442 transitions. [2021-11-25 08:11:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2021-11-25 08:11:34,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:34,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:35,773 INFO L134 CoverageAnalysis]: Checked inductivity of 32195 backedges. 8540 proven. 23654 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:11:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 672 states and 3523 transitions. [2021-11-25 08:11:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 3523 transitions. [2021-11-25 08:11:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-25 08:11:45,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:45,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 32636 backedges. 16427 proven. 8251 refuted. 0 times theorem prover too weak. 7958 trivial. 0 not checked. [2021-11-25 08:11:50,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:50,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 675 states and 3526 transitions. [2021-11-25 08:11:50,062 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 3526 transitions. [2021-11-25 08:11:50,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-25 08:11:50,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:50,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:51,726 INFO L134 CoverageAnalysis]: Checked inductivity of 33080 backedges. 8768 proven. 24311 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:12:01,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 681 states and 3608 transitions. [2021-11-25 08:12:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 3608 transitions. [2021-11-25 08:12:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2021-11-25 08:12:01,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:01,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 33527 backedges. 16874 proven. 8475 refuted. 0 times theorem prover too weak. 8178 trivial. 0 not checked. [2021-11-25 08:12:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 684 states and 3611 transitions. [2021-11-25 08:12:05,625 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 3611 transitions. [2021-11-25 08:12:05,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2021-11-25 08:12:05,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:05,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:07,406 INFO L134 CoverageAnalysis]: Checked inductivity of 33977 backedges. 8999 proven. 24977 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:12:17,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 690 states and 3694 transitions. [2021-11-25 08:12:17,299 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 3694 transitions. [2021-11-25 08:12:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2021-11-25 08:12:17,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:17,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:17,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:18,311 INFO L134 CoverageAnalysis]: Checked inductivity of 34430 backedges. 17327 proven. 8702 refuted. 0 times theorem prover too weak. 8401 trivial. 0 not checked. [2021-11-25 08:12:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:21,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 693 states and 3697 transitions. [2021-11-25 08:12:21,699 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 3697 transitions. [2021-11-25 08:12:21,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2021-11-25 08:12:21,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:21,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:21,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 34886 backedges. 9233 proven. 25652 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:12:33,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:33,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 699 states and 3781 transitions. [2021-11-25 08:12:33,558 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 3781 transitions. [2021-11-25 08:12:33,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-25 08:12:33,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:33,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 35345 backedges. 17786 proven. 8932 refuted. 0 times theorem prover too weak. 8627 trivial. 0 not checked. [2021-11-25 08:12:38,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3784 states to 702 states and 3784 transitions. [2021-11-25 08:12:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 3784 transitions. [2021-11-25 08:12:38,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-25 08:12:38,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:38,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:40,316 INFO L134 CoverageAnalysis]: Checked inductivity of 35807 backedges. 9470 proven. 26336 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:12:50,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:50,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3869 states to 708 states and 3869 transitions. [2021-11-25 08:12:50,793 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 3869 transitions. [2021-11-25 08:12:50,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2021-11-25 08:12:50,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:50,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 36272 backedges. 18251 proven. 9165 refuted. 0 times theorem prover too weak. 8856 trivial. 0 not checked. [2021-11-25 08:12:55,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:55,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3872 states to 711 states and 3872 transitions. [2021-11-25 08:12:55,743 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 3872 transitions. [2021-11-25 08:12:55,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2021-11-25 08:12:55,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:55,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 36740 backedges. 9710 proven. 27029 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:13:07,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:07,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 717 states and 3958 transitions. [2021-11-25 08:13:07,928 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 3958 transitions. [2021-11-25 08:13:07,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 480 [2021-11-25 08:13:07,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:07,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:08,979 INFO L134 CoverageAnalysis]: Checked inductivity of 37211 backedges. 18722 proven. 9401 refuted. 0 times theorem prover too weak. 9088 trivial. 0 not checked. [2021-11-25 08:13:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:13,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 720 states and 3961 transitions. [2021-11-25 08:13:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 3961 transitions. [2021-11-25 08:13:13,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2021-11-25 08:13:13,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:13,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:14,863 INFO L134 CoverageAnalysis]: Checked inductivity of 37685 backedges. 9953 proven. 27731 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 08:13:25,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 726 states and 4048 transitions. [2021-11-25 08:13:25,648 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 4048 transitions. [2021-11-25 08:13:25,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2021-11-25 08:13:25,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:25,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 38162 backedges. 19199 proven. 9640 refuted. 0 times theorem prover too weak. 9323 trivial. 0 not checked. [2021-11-25 08:13:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4051 states to 729 states and 4051 transitions. [2021-11-25 08:13:30,898 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 4051 transitions. [2021-11-25 08:13:30,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 489 [2021-11-25 08:13:30,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:30,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 38642 backedges. 10199 proven. 28442 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.