./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ --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 b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:53:02,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:53:02,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:53:02,965 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:53:02,966 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:53:02,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:53:02,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:53:02,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:53:02,975 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:53:02,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:53:02,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:53:02,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:53:02,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:53:02,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:53:02,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:53:02,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:53:02,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:53:02,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:53:02,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:53:02,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:53:02,994 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:53:02,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:53:02,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:53:02,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:53:03,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:53:03,003 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:53:03,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:53:03,004 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:53:03,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:53:03,006 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:53:03,007 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:53:03,008 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:53:03,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:53:03,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:53:03,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:53:03,011 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:53:03,012 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:53:03,012 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:53:03,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:53:03,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:53:03,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:53:03,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 00:53:03,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:53:03,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:53:03,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:53:03,039 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:53:03,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:53:03,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:53:03,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:53:03,041 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:53:03,042 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:53:03,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:53:03,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:53:03,043 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:53:03,043 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:53:03,043 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:53:03,044 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:53:03,044 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:53:03,045 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:53:03,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:53:03,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:53:03,046 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:53:03,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:53:03,047 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:53:03,047 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:53:03,047 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:53:03,047 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:53:03,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:53:03,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:53:03,048 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_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b [2021-11-23 00:53:03,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:53:03,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:53:03,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:53:03,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:53:03,311 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:53:03,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2021-11-23 00:53:03,382 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/data/29a8d12aa/5e72486c0072489a84b7c77ab2b5fefc/FLAG54f3d9ac8 [2021-11-23 00:53:03,825 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:53:03,826 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2021-11-23 00:53:03,833 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/data/29a8d12aa/5e72486c0072489a84b7c77ab2b5fefc/FLAG54f3d9ac8 [2021-11-23 00:53:04,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/data/29a8d12aa/5e72486c0072489a84b7c77ab2b5fefc [2021-11-23 00:53:04,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:53:04,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:53:04,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:53:04,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:53:04,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:53:04,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14048823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04, skipping insertion in model container [2021-11-23 00:53:04,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:53:04,278 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:53:04,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:53:04,449 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:53:04,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:53:04,473 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:53:04,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04 WrapperNode [2021-11-23 00:53:04,474 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:53:04,475 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:53:04,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:53:04,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:53:04,483 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,507 INFO L137 Inliner]: procedures = 6, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2021-11-23 00:53:04,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:53:04,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:53:04,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:53:04,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:53:04,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:53:04,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:53:04,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:53:04,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:53:04,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:53:04,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:53:04,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:53:04,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd61eac3-da1c-4bcd-a9a6-3e419667b9e7/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:53:04,611 INFO L130 BoogieDeclarations]: Found specification of procedure unlock [2021-11-23 00:53:04,611 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock [2021-11-23 00:53:04,612 INFO L130 BoogieDeclarations]: Found specification of procedure lock [2021-11-23 00:53:04,613 INFO L138 BoogieDeclarations]: Found implementation of procedure lock [2021-11-23 00:53:04,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:53:04,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:53:04,665 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:53:04,667 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:53:04,793 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:53:04,817 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:53:04,818 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:53:04,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:04 BoogieIcfgContainer [2021-11-23 00:53:04,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:53:04,822 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:53:04,822 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:53:04,838 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:53:04,838 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:04" (1/1) ... [2021-11-23 00:53:04,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:53:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2021-11-23 00:53:04,918 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2021-11-23 00:53:04,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:53:04,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:05,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 39 transitions. [2021-11-23 00:53:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2021-11-23 00:53:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:53:05,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:05,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:05,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:05,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 38 transitions. [2021-11-23 00:53:05,354 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2021-11-23 00:53:05,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:53:05,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:05,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 48 transitions. [2021-11-23 00:53:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-11-23 00:53:05,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:53:05,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:05,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:05,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:05,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 60 transitions. [2021-11-23 00:53:05,853 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2021-11-23 00:53:05,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:53:05,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:05,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 69 transitions. [2021-11-23 00:53:06,098 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2021-11-23 00:53:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:53:06,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,161 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 73 transitions. [2021-11-23 00:53:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2021-11-23 00:53:06,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:53:06,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:06,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 82 transitions. [2021-11-23 00:53:06,512 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2021-11-23 00:53:06,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:53:06,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:06,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 82 transitions. [2021-11-23 00:53:06,646 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2021-11-23 00:53:06,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:53:06,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2021-11-23 00:53:06,900 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2021-11-23 00:53:06,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:53:06,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:06,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:53:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 100 transitions. [2021-11-23 00:53:07,273 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 100 transitions. [2021-11-23 00:53:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:53:07,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 104 transitions. [2021-11-23 00:53:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2021-11-23 00:53:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:53:07,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,638 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:53:07,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 104 transitions. [2021-11-23 00:53:07,763 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2021-11-23 00:53:07,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:53:07,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:53:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 89 transitions. [2021-11-23 00:53:07,807 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2021-11-23 00:53:07,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:53:07,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:53:07,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 44 states and 60 transitions. [2021-11-23 00:53:07,849 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2021-11-23 00:53:07,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:07,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:07,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:53:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 52 states and 73 transitions. [2021-11-23 00:53:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2021-11-23 00:53:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:53:08,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:08,399 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:53:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 60 states and 86 transitions. [2021-11-23 00:53:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2021-11-23 00:53:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:08,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:08,879 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:53:09,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 68 states and 99 transitions. [2021-11-23 00:53:09,294 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2021-11-23 00:53:09,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:53:09,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:53:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:09,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 76 states and 112 transitions. [2021-11-23 00:53:09,889 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2021-11-23 00:53:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:53:09,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:09,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:09,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 00:53:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 84 states and 125 transitions. [2021-11-23 00:53:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 125 transitions. [2021-11-23 00:53:10,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:53:10,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:10,714 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 00:53:11,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 92 states and 138 transitions. [2021-11-23 00:53:11,194 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 138 transitions. [2021-11-23 00:53:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:53:11,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-23 00:53:11,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:11,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 100 states and 151 transitions. [2021-11-23 00:53:11,849 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2021-11-23 00:53:11,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:53:11,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:11,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-11-23 00:53:12,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 108 states and 164 transitions. [2021-11-23 00:53:12,624 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 164 transitions. [2021-11-23 00:53:12,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:53:12,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,857 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-23 00:53:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:13,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 116 states and 177 transitions. [2021-11-23 00:53:13,470 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2021-11-23 00:53:13,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:53:13,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:13,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:13,753 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-11-23 00:53:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 124 states and 190 transitions. [2021-11-23 00:53:14,347 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2021-11-23 00:53:14,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:53:14,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-11-23 00:53:15,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:15,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 132 states and 203 transitions. [2021-11-23 00:53:15,224 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 203 transitions. [2021-11-23 00:53:15,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:53:15,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:15,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:15,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-11-23 00:53:16,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:16,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 140 states and 216 transitions. [2021-11-23 00:53:16,192 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 216 transitions. [2021-11-23 00:53:16,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 00:53:16,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:16,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-23 00:53:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:17,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 148 states and 229 transitions. [2021-11-23 00:53:17,119 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 229 transitions. [2021-11-23 00:53:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:53:17,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:17,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:17,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:17,362 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-11-23 00:53:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 156 states and 242 transitions. [2021-11-23 00:53:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 242 transitions. [2021-11-23 00:53:18,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:53:18,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:18,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:18,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:18,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-11-23 00:53:19,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:19,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 164 states and 255 transitions. [2021-11-23 00:53:19,145 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 255 transitions. [2021-11-23 00:53:19,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 00:53:19,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:19,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:19,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1802 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-11-23 00:53:20,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 172 states and 268 transitions. [2021-11-23 00:53:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 268 transitions. [2021-11-23 00:53:20,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 00:53:20,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:20,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:20,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-11-23 00:53:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:21,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 180 states and 281 transitions. [2021-11-23 00:53:21,319 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 281 transitions. [2021-11-23 00:53:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:53:21,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:21,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:21,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2242 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-11-23 00:53:22,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 294 transitions. [2021-11-23 00:53:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 294 transitions. [2021-11-23 00:53:22,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:53:22,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:22,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:22,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:22,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-11-23 00:53:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 196 states and 307 transitions. [2021-11-23 00:53:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 307 transitions. [2021-11-23 00:53:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 00:53:23,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:23,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-11-23 00:53:24,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:24,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 204 states and 320 transitions. [2021-11-23 00:53:24,743 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 320 transitions. [2021-11-23 00:53:24,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 00:53:24,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:24,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:25,080 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-11-23 00:53:25,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:25,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 212 states and 333 transitions. [2021-11-23 00:53:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 333 transitions. [2021-11-23 00:53:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-23 00:53:25,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:25,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:26,361 INFO L134 CoverageAnalysis]: Checked inductivity of 3266 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2021-11-23 00:53:27,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:27,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 220 states and 346 transitions. [2021-11-23 00:53:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 346 transitions. [2021-11-23 00:53:27,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 00:53:27,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:27,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3552 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-11-23 00:53:28,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 228 states and 359 transitions. [2021-11-23 00:53:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 359 transitions. [2021-11-23 00:53:28,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-23 00:53:28,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:28,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 3850 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-11-23 00:53:30,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:30,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 236 states and 372 transitions. [2021-11-23 00:53:30,248 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 372 transitions. [2021-11-23 00:53:30,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2021-11-23 00:53:30,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:30,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-11-23 00:53:31,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 244 states and 385 transitions. [2021-11-23 00:53:31,696 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 385 transitions. [2021-11-23 00:53:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2021-11-23 00:53:31,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4482 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-11-23 00:53:33,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:33,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 252 states and 398 transitions. [2021-11-23 00:53:33,167 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 398 transitions. [2021-11-23 00:53:33,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-11-23 00:53:33,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:33,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:33,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:33,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4816 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2021-11-23 00:53:34,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:34,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 260 states and 411 transitions. [2021-11-23 00:53:34,781 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 411 transitions. [2021-11-23 00:53:34,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2021-11-23 00:53:34,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:34,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:35,207 INFO L134 CoverageAnalysis]: Checked inductivity of 5162 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2021-11-23 00:53:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 268 states and 424 transitions. [2021-11-23 00:53:36,365 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 424 transitions. [2021-11-23 00:53:36,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2021-11-23 00:53:36,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:36,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:36,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5520 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-11-23 00:53:38,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:38,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 276 states and 437 transitions. [2021-11-23 00:53:38,066 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 437 transitions. [2021-11-23 00:53:38,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 00:53:38,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:38,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:38,550 INFO L134 CoverageAnalysis]: Checked inductivity of 5890 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-11-23 00:53:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 284 states and 450 transitions. [2021-11-23 00:53:39,779 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 450 transitions. [2021-11-23 00:53:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-11-23 00:53:39,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:39,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,283 INFO L134 CoverageAnalysis]: Checked inductivity of 6272 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-11-23 00:53:41,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:41,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 292 states and 463 transitions. [2021-11-23 00:53:41,454 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 463 transitions. [2021-11-23 00:53:41,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2021-11-23 00:53:41,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:41,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:41,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:42,034 INFO L134 CoverageAnalysis]: Checked inductivity of 6666 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2021-11-23 00:53:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 300 states and 476 transitions. [2021-11-23 00:53:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 476 transitions. [2021-11-23 00:53:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2021-11-23 00:53:43,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:43,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:43,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:43,863 INFO L134 CoverageAnalysis]: Checked inductivity of 7072 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2021-11-23 00:53:45,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 308 states and 489 transitions. [2021-11-23 00:53:45,205 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 489 transitions. [2021-11-23 00:53:45,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 00:53:45,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7490 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-11-23 00:53:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 316 states and 502 transitions. [2021-11-23 00:53:47,034 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 502 transitions. [2021-11-23 00:53:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-23 00:53:47,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,536 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-11-23 00:53:48,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 324 states and 515 transitions. [2021-11-23 00:53:48,825 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 515 transitions. [2021-11-23 00:53:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-11-23 00:53:48,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 8362 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-11-23 00:53:50,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 332 states and 528 transitions. [2021-11-23 00:53:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 528 transitions. [2021-11-23 00:53:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2021-11-23 00:53:50,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8816 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2021-11-23 00:53:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 340 states and 541 transitions. [2021-11-23 00:53:52,829 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2021-11-23 00:53:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-11-23 00:53:52,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:52,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 9282 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2021-11-23 00:53:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:54,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 348 states and 554 transitions. [2021-11-23 00:53:54,858 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 554 transitions. [2021-11-23 00:53:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2021-11-23 00:53:54,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:54,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:55,381 INFO L134 CoverageAnalysis]: Checked inductivity of 9760 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-11-23 00:53:56,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 356 states and 567 transitions. [2021-11-23 00:53:56,785 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 567 transitions. [2021-11-23 00:53:56,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-23 00:53:56,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 10250 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-11-23 00:53:58,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 364 states and 580 transitions. [2021-11-23 00:53:58,842 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 580 transitions. [2021-11-23 00:53:58,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2021-11-23 00:53:58,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 10752 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-11-23 00:54:00,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:00,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 372 states and 593 transitions. [2021-11-23 00:54:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 593 transitions. [2021-11-23 00:54:00,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2021-11-23 00:54:00,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:00,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:01,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:01,574 INFO L134 CoverageAnalysis]: Checked inductivity of 11266 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2021-11-23 00:54:03,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 380 states and 606 transitions. [2021-11-23 00:54:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2021-11-23 00:54:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2021-11-23 00:54:03,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 11792 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2021-11-23 00:54:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 388 states and 619 transitions. [2021-11-23 00:54:05,308 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 619 transitions. [2021-11-23 00:54:05,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2021-11-23 00:54:05,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:05,899 INFO L134 CoverageAnalysis]: Checked inductivity of 12330 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-11-23 00:54:07,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 396 states and 632 transitions. [2021-11-23 00:54:07,503 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 632 transitions. [2021-11-23 00:54:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2021-11-23 00:54:07,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:07,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-11-23 00:54:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 404 states and 645 transitions. [2021-11-23 00:54:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 645 transitions. [2021-11-23 00:54:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2021-11-23 00:54:09,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,516 INFO L134 CoverageAnalysis]: Checked inductivity of 13442 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-11-23 00:54:12,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 412 states and 658 transitions. [2021-11-23 00:54:12,207 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 658 transitions. [2021-11-23 00:54:12,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2021-11-23 00:54:12,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:12,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 14016 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2021-11-23 00:54:14,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:14,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 420 states and 671 transitions. [2021-11-23 00:54:14,735 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 671 transitions. [2021-11-23 00:54:14,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2021-11-23 00:54:14,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:14,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:15,480 INFO L134 CoverageAnalysis]: Checked inductivity of 14602 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2021-11-23 00:54:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 428 states and 684 transitions. [2021-11-23 00:54:17,288 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 684 transitions. [2021-11-23 00:54:17,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2021-11-23 00:54:17,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 15200 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2021-11-23 00:54:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 436 states and 697 transitions. [2021-11-23 00:54:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 697 transitions. [2021-11-23 00:54:19,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2021-11-23 00:54:19,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:20,551 INFO L134 CoverageAnalysis]: Checked inductivity of 15810 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2021-11-23 00:54:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:22,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 444 states and 710 transitions. [2021-11-23 00:54:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 710 transitions. [2021-11-23 00:54:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 637 [2021-11-23 00:54:22,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:22,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:23,013 INFO L134 CoverageAnalysis]: Checked inductivity of 16432 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 5512 trivial. 0 not checked. [2021-11-23 00:54:24,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 452 states and 723 transitions. [2021-11-23 00:54:24,865 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 723 transitions. [2021-11-23 00:54:24,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 649 [2021-11-23 00:54:24,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:24,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:24,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 17066 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2021-11-23 00:54:27,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:27,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 460 states and 736 transitions. [2021-11-23 00:54:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 736 transitions. [2021-11-23 00:54:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 661 [2021-11-23 00:54:27,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:27,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,195 INFO L134 CoverageAnalysis]: Checked inductivity of 17712 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2021-11-23 00:54:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 468 states and 749 transitions. [2021-11-23 00:54:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 749 transitions. [2021-11-23 00:54:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 673 [2021-11-23 00:54:30,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,712 INFO L134 CoverageAnalysis]: Checked inductivity of 18370 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 6160 trivial. 0 not checked. [2021-11-23 00:54:32,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 476 states and 762 transitions. [2021-11-23 00:54:32,742 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 762 transitions. [2021-11-23 00:54:32,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2021-11-23 00:54:32,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:33,494 INFO L134 CoverageAnalysis]: Checked inductivity of 19040 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2021-11-23 00:54:35,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 484 states and 775 transitions. [2021-11-23 00:54:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 775 transitions. [2021-11-23 00:54:35,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2021-11-23 00:54:35,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:36,200 INFO L134 CoverageAnalysis]: Checked inductivity of 19722 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2021-11-23 00:54:38,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 492 states and 788 transitions. [2021-11-23 00:54:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 788 transitions. [2021-11-23 00:54:38,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2021-11-23 00:54:38,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:38,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:38,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,869 INFO L134 CoverageAnalysis]: Checked inductivity of 20416 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2021-11-23 00:54:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 500 states and 801 transitions. [2021-11-23 00:54:40,845 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 801 transitions. [2021-11-23 00:54:40,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2021-11-23 00:54:40,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,673 INFO L134 CoverageAnalysis]: Checked inductivity of 21122 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2021-11-23 00:54:43,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 508 states and 814 transitions. [2021-11-23 00:54:43,694 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 814 transitions. [2021-11-23 00:54:43,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2021-11-23 00:54:43,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,409 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2021-11-23 00:54:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:46,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 516 states and 827 transitions. [2021-11-23 00:54:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 827 transitions. [2021-11-23 00:54:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 745 [2021-11-23 00:54:46,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:46,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:47,420 INFO L134 CoverageAnalysis]: Checked inductivity of 22570 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2021-11-23 00:54:49,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 524 states and 840 transitions. [2021-11-23 00:54:49,494 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 840 transitions. [2021-11-23 00:54:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2021-11-23 00:54:49,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 23312 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2021-11-23 00:54:52,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 532 states and 853 transitions. [2021-11-23 00:54:52,589 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 853 transitions. [2021-11-23 00:54:52,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2021-11-23 00:54:52,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:53,387 INFO L134 CoverageAnalysis]: Checked inductivity of 24066 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2021-11-23 00:54:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 540 states and 866 transitions. [2021-11-23 00:54:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 866 transitions. [2021-11-23 00:54:55,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2021-11-23 00:54:55,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,564 INFO L134 CoverageAnalysis]: Checked inductivity of 24832 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2021-11-23 00:54:58,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 548 states and 879 transitions. [2021-11-23 00:54:58,739 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 879 transitions. [2021-11-23 00:54:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2021-11-23 00:54:58,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 25610 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2021-11-23 00:55:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 556 states and 892 transitions. [2021-11-23 00:55:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 892 transitions. [2021-11-23 00:55:01,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2021-11-23 00:55:01,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 26400 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2021-11-23 00:55:05,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 564 states and 905 transitions. [2021-11-23 00:55:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 905 transitions. [2021-11-23 00:55:05,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 817 [2021-11-23 00:55:05,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:05,877 INFO L134 CoverageAnalysis]: Checked inductivity of 27202 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2021-11-23 00:55:08,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 572 states and 918 transitions. [2021-11-23 00:55:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 918 transitions. [2021-11-23 00:55:08,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2021-11-23 00:55:08,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 28016 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2021-11-23 00:55:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 580 states and 931 transitions. [2021-11-23 00:55:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 931 transitions. [2021-11-23 00:55:11,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2021-11-23 00:55:11,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 28842 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2021-11-23 00:55:14,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 588 states and 944 transitions. [2021-11-23 00:55:14,836 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 944 transitions. [2021-11-23 00:55:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2021-11-23 00:55:14,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,675 INFO L134 CoverageAnalysis]: Checked inductivity of 29680 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2021-11-23 00:55:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 596 states and 957 transitions. [2021-11-23 00:55:18,153 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 957 transitions. [2021-11-23 00:55:18,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2021-11-23 00:55:18,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 30530 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2021-11-23 00:55:21,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 604 states and 970 transitions. [2021-11-23 00:55:21,405 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 970 transitions. [2021-11-23 00:55:21,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2021-11-23 00:55:21,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,271 INFO L134 CoverageAnalysis]: Checked inductivity of 31392 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2021-11-23 00:55:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 612 states and 983 transitions. [2021-11-23 00:55:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 983 transitions. [2021-11-23 00:55:24,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2021-11-23 00:55:24,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,680 INFO L134 CoverageAnalysis]: Checked inductivity of 32266 backedges. 0 proven. 21462 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2021-11-23 00:55:28,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 620 states and 996 transitions. [2021-11-23 00:55:28,112 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 996 transitions. [2021-11-23 00:55:28,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2021-11-23 00:55:28,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,022 INFO L134 CoverageAnalysis]: Checked inductivity of 33152 backedges. 0 proven. 22052 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2021-11-23 00:55:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 628 states and 1009 transitions. [2021-11-23 00:55:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1009 transitions. [2021-11-23 00:55:31,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2021-11-23 00:55:31,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 34050 backedges. 0 proven. 22650 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2021-11-23 00:55:35,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:35,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 636 states and 1022 transitions. [2021-11-23 00:55:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1022 transitions. [2021-11-23 00:55:35,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 925 [2021-11-23 00:55:35,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:35,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,159 INFO L134 CoverageAnalysis]: Checked inductivity of 34960 backedges. 0 proven. 23256 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2021-11-23 00:55:38,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:38,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 644 states and 1035 transitions. [2021-11-23 00:55:38,784 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1035 transitions. [2021-11-23 00:55:38,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 937 [2021-11-23 00:55:38,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:38,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:38,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,716 INFO L134 CoverageAnalysis]: Checked inductivity of 35882 backedges. 0 proven. 23870 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2021-11-23 00:55:42,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:42,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 652 states and 1048 transitions. [2021-11-23 00:55:42,299 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1048 transitions. [2021-11-23 00:55:42,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2021-11-23 00:55:42,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:42,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 36816 backedges. 0 proven. 24492 refuted. 0 times theorem prover too weak. 12324 trivial. 0 not checked. [2021-11-23 00:55:46,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 660 states and 1061 transitions. [2021-11-23 00:55:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1061 transitions. [2021-11-23 00:55:46,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 961 [2021-11-23 00:55:46,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,028 INFO L134 CoverageAnalysis]: Checked inductivity of 37762 backedges. 0 proven. 25122 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2021-11-23 00:55:49,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 668 states and 1074 transitions. [2021-11-23 00:55:49,820 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1074 transitions. [2021-11-23 00:55:49,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2021-11-23 00:55:49,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 38720 backedges. 0 proven. 25760 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2021-11-23 00:55:53,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:53,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 676 states and 1087 transitions. [2021-11-23 00:55:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1087 transitions. [2021-11-23 00:55:53,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 985 [2021-11-23 00:55:53,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:53,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:54,661 INFO L134 CoverageAnalysis]: Checked inductivity of 39690 backedges. 0 proven. 26406 refuted. 0 times theorem prover too weak. 13284 trivial. 0 not checked. [2021-11-23 00:55:57,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 684 states and 1100 transitions. [2021-11-23 00:55:57,647 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1100 transitions. [2021-11-23 00:55:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 997 [2021-11-23 00:55:57,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,675 INFO L134 CoverageAnalysis]: Checked inductivity of 40672 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 13612 trivial. 0 not checked. [2021-11-23 00:56:01,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 692 states and 1113 transitions. [2021-11-23 00:56:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1113 transitions. [2021-11-23 00:56:01,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1009 [2021-11-23 00:56:01,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,630 INFO L134 CoverageAnalysis]: Checked inductivity of 41666 backedges. 0 proven. 27722 refuted. 0 times theorem prover too weak. 13944 trivial. 0 not checked. [2021-11-23 00:56:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 700 states and 1126 transitions. [2021-11-23 00:56:05,785 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1126 transitions. [2021-11-23 00:56:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1021 [2021-11-23 00:56:05,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:05,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 42672 backedges. 0 proven. 28392 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2021-11-23 00:56:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:09,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 708 states and 1139 transitions. [2021-11-23 00:56:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1139 transitions. [2021-11-23 00:56:09,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2021-11-23 00:56:09,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:09,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,076 INFO L134 CoverageAnalysis]: Checked inductivity of 43690 backedges. 0 proven. 29070 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2021-11-23 00:56:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 716 states and 1152 transitions. [2021-11-23 00:56:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1152 transitions. [2021-11-23 00:56:13,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2021-11-23 00:56:13,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:15,036 INFO L134 CoverageAnalysis]: Checked inductivity of 44720 backedges. 0 proven. 29756 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2021-11-23 00:56:18,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 724 states and 1165 transitions. [2021-11-23 00:56:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1165 transitions. [2021-11-23 00:56:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1057 [2021-11-23 00:56:18,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,383 INFO L134 CoverageAnalysis]: Checked inductivity of 45762 backedges. 0 proven. 30450 refuted. 0 times theorem prover too weak. 15312 trivial. 0 not checked. [2021-11-23 00:56:22,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 732 states and 1178 transitions. [2021-11-23 00:56:22,421 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1178 transitions. [2021-11-23 00:56:22,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1069 [2021-11-23 00:56:22,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:22,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 46816 backedges. 0 proven. 31152 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2021-11-23 00:56:26,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 740 states and 1191 transitions. [2021-11-23 00:56:26,970 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1191 transitions. [2021-11-23 00:56:26,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2021-11-23 00:56:26,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,113 INFO L134 CoverageAnalysis]: Checked inductivity of 47882 backedges. 0 proven. 31862 refuted. 0 times theorem prover too weak. 16020 trivial. 0 not checked. [2021-11-23 00:56:31,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 748 states and 1204 transitions. [2021-11-23 00:56:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1204 transitions. [2021-11-23 00:56:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1093 [2021-11-23 00:56:31,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,698 INFO L134 CoverageAnalysis]: Checked inductivity of 48960 backedges. 0 proven. 32580 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2021-11-23 00:56:36,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 756 states and 1217 transitions. [2021-11-23 00:56:36,015 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1217 transitions. [2021-11-23 00:56:36,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2021-11-23 00:56:36,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,391 INFO L134 CoverageAnalysis]: Checked inductivity of 50050 backedges. 0 proven. 33306 refuted. 0 times theorem prover too weak. 16744 trivial. 0 not checked. [2021-11-23 00:56:40,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 764 states and 1230 transitions. [2021-11-23 00:56:40,556 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1230 transitions. [2021-11-23 00:56:40,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2021-11-23 00:56:40,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,142 INFO L134 CoverageAnalysis]: Checked inductivity of 51152 backedges. 0 proven. 34040 refuted. 0 times theorem prover too weak. 17112 trivial. 0 not checked. [2021-11-23 00:56:45,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 772 states and 1243 transitions. [2021-11-23 00:56:45,417 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1243 transitions. [2021-11-23 00:56:45,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1129 [2021-11-23 00:56:45,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,695 INFO L134 CoverageAnalysis]: Checked inductivity of 52266 backedges. 0 proven. 34782 refuted. 0 times theorem prover too weak. 17484 trivial. 0 not checked. [2021-11-23 00:56:49,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 780 states and 1256 transitions. [2021-11-23 00:56:49,989 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1256 transitions. [2021-11-23 00:56:49,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2021-11-23 00:56:49,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 53392 backedges. 0 proven. 35532 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2021-11-23 00:56:54,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 788 states and 1269 transitions. [2021-11-23 00:56:54,605 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1269 transitions. [2021-11-23 00:56:54,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1153 [2021-11-23 00:56:54,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,038 INFO L134 CoverageAnalysis]: Checked inductivity of 54530 backedges. 0 proven. 36290 refuted. 0 times theorem prover too weak. 18240 trivial. 0 not checked. [2021-11-23 00:56:59,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 796 states and 1282 transitions. [2021-11-23 00:56:59,418 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1282 transitions. [2021-11-23 00:56:59,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2021-11-23 00:56:59,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,719 INFO L134 CoverageAnalysis]: Checked inductivity of 55680 backedges. 0 proven. 37056 refuted. 0 times theorem prover too weak. 18624 trivial. 0 not checked. [2021-11-23 00:57:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 804 states and 1295 transitions. [2021-11-23 00:57:04,085 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1295 transitions. [2021-11-23 00:57:04,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1177 [2021-11-23 00:57:04,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,472 INFO L134 CoverageAnalysis]: Checked inductivity of 56842 backedges. 0 proven. 37830 refuted. 0 times theorem prover too weak. 19012 trivial. 0 not checked. [2021-11-23 00:57:08,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 812 states and 1308 transitions. [2021-11-23 00:57:08,883 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1308 transitions. [2021-11-23 00:57:08,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1189 [2021-11-23 00:57:08,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 58016 backedges. 0 proven. 38612 refuted. 0 times theorem prover too weak. 19404 trivial. 0 not checked. [2021-11-23 00:57:13,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 820 states and 1321 transitions. [2021-11-23 00:57:13,701 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1321 transitions. [2021-11-23 00:57:13,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1201 [2021-11-23 00:57:13,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 59202 backedges. 0 proven. 39402 refuted. 0 times theorem prover too weak. 19800 trivial. 0 not checked. [2021-11-23 00:57:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 828 states and 1334 transitions. [2021-11-23 00:57:18,459 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1334 transitions. [2021-11-23 00:57:18,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2021-11-23 00:57:18,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,924 INFO L134 CoverageAnalysis]: Checked inductivity of 60400 backedges. 0 proven. 40200 refuted. 0 times theorem prover too weak. 20200 trivial. 0 not checked. [2021-11-23 00:57:23,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 836 states and 1347 transitions. [2021-11-23 00:57:23,413 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1347 transitions. [2021-11-23 00:57:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1225 [2021-11-23 00:57:23,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,929 INFO L134 CoverageAnalysis]: Checked inductivity of 61610 backedges. 0 proven. 41006 refuted. 0 times theorem prover too weak. 20604 trivial. 0 not checked. [2021-11-23 00:57:28,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 844 states and 1360 transitions. [2021-11-23 00:57:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1360 transitions. [2021-11-23 00:57:28,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-23 00:57:28,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,162 INFO L134 CoverageAnalysis]: Checked inductivity of 62832 backedges. 0 proven. 41820 refuted. 0 times theorem prover too weak. 21012 trivial. 0 not checked. [2021-11-23 00:57:33,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 852 states and 1373 transitions. [2021-11-23 00:57:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1373 transitions. [2021-11-23 00:57:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1249 [2021-11-23 00:57:33,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 64066 backedges. 0 proven. 42642 refuted. 0 times theorem prover too weak. 21424 trivial. 0 not checked. [2021-11-23 00:57:39,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 860 states and 1386 transitions. [2021-11-23 00:57:39,316 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1386 transitions. [2021-11-23 00:57:39,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1261 [2021-11-23 00:57:39,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 65312 backedges. 0 proven. 43472 refuted. 0 times theorem prover too weak. 21840 trivial. 0 not checked. [2021-11-23 00:57:44,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 868 states and 1399 transitions. [2021-11-23 00:57:44,456 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1399 transitions. [2021-11-23 00:57:44,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1273 [2021-11-23 00:57:44,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,858 INFO L134 CoverageAnalysis]: Checked inductivity of 66570 backedges. 0 proven. 44310 refuted. 0 times theorem prover too weak. 22260 trivial. 0 not checked. [2021-11-23 00:57:49,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 876 states and 1412 transitions. [2021-11-23 00:57:49,664 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1412 transitions. [2021-11-23 00:57:49,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1285 [2021-11-23 00:57:49,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 67840 backedges. 0 proven. 45156 refuted. 0 times theorem prover too weak. 22684 trivial. 0 not checked. [2021-11-23 00:57:55,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 884 states and 1425 transitions. [2021-11-23 00:57:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1425 transitions. [2021-11-23 00:57:55,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1297 [2021-11-23 00:57:55,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:55,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,550 INFO L134 CoverageAnalysis]: Checked inductivity of 69122 backedges. 0 proven. 46010 refuted. 0 times theorem prover too weak. 23112 trivial. 0 not checked. [2021-11-23 00:58:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 892 states and 1438 transitions. [2021-11-23 00:58:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1438 transitions. [2021-11-23 00:58:00,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1309 [2021-11-23 00:58:00,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,889 INFO L134 CoverageAnalysis]: Checked inductivity of 70416 backedges. 0 proven. 46872 refuted. 0 times theorem prover too weak. 23544 trivial. 0 not checked. [2021-11-23 00:58:05,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 900 states and 1451 transitions. [2021-11-23 00:58:05,801 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1451 transitions. [2021-11-23 00:58:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1321 [2021-11-23 00:58:05,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,256 INFO L134 CoverageAnalysis]: Checked inductivity of 71722 backedges. 0 proven. 47742 refuted. 0 times theorem prover too weak. 23980 trivial. 0 not checked. [2021-11-23 00:58:11,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 908 states and 1464 transitions. [2021-11-23 00:58:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1464 transitions. [2021-11-23 00:58:11,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1333 [2021-11-23 00:58:11,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 73040 backedges. 0 proven. 48620 refuted. 0 times theorem prover too weak. 24420 trivial. 0 not checked. [2021-11-23 00:58:16,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 916 states and 1477 transitions. [2021-11-23 00:58:16,735 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1477 transitions. [2021-11-23 00:58:16,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1345 [2021-11-23 00:58:16,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 74370 backedges. 0 proven. 49506 refuted. 0 times theorem prover too weak. 24864 trivial. 0 not checked. [2021-11-23 00:58:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 924 states and 1490 transitions. [2021-11-23 00:58:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1490 transitions. [2021-11-23 00:58:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1357 [2021-11-23 00:58:22,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:22,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:23,940 INFO L134 CoverageAnalysis]: Checked inductivity of 75712 backedges. 0 proven. 50400 refuted. 0 times theorem prover too weak. 25312 trivial. 0 not checked. [2021-11-23 00:58:27,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 932 states and 1503 transitions. [2021-11-23 00:58:27,972 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1503 transitions. [2021-11-23 00:58:27,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1369 [2021-11-23 00:58:27,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,482 INFO L134 CoverageAnalysis]: Checked inductivity of 77066 backedges. 0 proven. 51302 refuted. 0 times theorem prover too weak. 25764 trivial. 0 not checked. [2021-11-23 00:58:33,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 940 states and 1516 transitions. [2021-11-23 00:58:33,625 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1516 transitions. [2021-11-23 00:58:33,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1381 [2021-11-23 00:58:33,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,179 INFO L134 CoverageAnalysis]: Checked inductivity of 78432 backedges. 0 proven. 52212 refuted. 0 times theorem prover too weak. 26220 trivial. 0 not checked. [2021-11-23 00:58:39,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:39,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 948 states and 1529 transitions. [2021-11-23 00:58:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1529 transitions. [2021-11-23 00:58:39,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1393 [2021-11-23 00:58:39,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:39,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,927 INFO L134 CoverageAnalysis]: Checked inductivity of 79810 backedges. 0 proven. 53130 refuted. 0 times theorem prover too weak. 26680 trivial. 0 not checked. [2021-11-23 00:58:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 956 states and 1542 transitions. [2021-11-23 00:58:45,137 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1542 transitions. [2021-11-23 00:58:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1405 [2021-11-23 00:58:45,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:46,867 INFO L134 CoverageAnalysis]: Checked inductivity of 81200 backedges. 0 proven. 54056 refuted. 0 times theorem prover too weak. 27144 trivial. 0 not checked. [2021-11-23 00:58:51,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:51,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 964 states and 1555 transitions. [2021-11-23 00:58:51,165 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1555 transitions. [2021-11-23 00:58:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1417 [2021-11-23 00:58:51,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:51,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,750 INFO L134 CoverageAnalysis]: Checked inductivity of 82602 backedges. 0 proven. 54990 refuted. 0 times theorem prover too weak. 27612 trivial. 0 not checked. [2021-11-23 00:58:57,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 972 states and 1568 transitions. [2021-11-23 00:58:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1568 transitions. [2021-11-23 00:58:57,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1429 [2021-11-23 00:58:57,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,862 INFO L134 CoverageAnalysis]: Checked inductivity of 84016 backedges. 0 proven. 55932 refuted. 0 times theorem prover too weak. 28084 trivial. 0 not checked. [2021-11-23 00:59:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 980 states and 1581 transitions. [2021-11-23 00:59:03,195 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1581 transitions. [2021-11-23 00:59:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1441 [2021-11-23 00:59:03,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,006 INFO L134 CoverageAnalysis]: Checked inductivity of 85442 backedges. 0 proven. 56882 refuted. 0 times theorem prover too weak. 28560 trivial. 0 not checked. [2021-11-23 00:59:09,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 988 states and 1594 transitions. [2021-11-23 00:59:09,540 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1594 transitions. [2021-11-23 00:59:09,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1453 [2021-11-23 00:59:09,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,424 INFO L134 CoverageAnalysis]: Checked inductivity of 86880 backedges. 0 proven. 57840 refuted. 0 times theorem prover too weak. 29040 trivial. 0 not checked. [2021-11-23 00:59:15,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 996 states and 1607 transitions. [2021-11-23 00:59:15,872 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1607 transitions. [2021-11-23 00:59:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1465 [2021-11-23 00:59:15,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,695 INFO L134 CoverageAnalysis]: Checked inductivity of 88330 backedges. 0 proven. 58806 refuted. 0 times theorem prover too weak. 29524 trivial. 0 not checked. [2021-11-23 00:59:22,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1004 states and 1620 transitions. [2021-11-23 00:59:22,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1620 transitions. [2021-11-23 00:59:22,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1477 [2021-11-23 00:59:22,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 89792 backedges. 0 proven. 59780 refuted. 0 times theorem prover too weak. 30012 trivial. 0 not checked. [2021-11-23 00:59:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1012 states and 1633 transitions. [2021-11-23 00:59:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1633 transitions. [2021-11-23 00:59:28,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1489 [2021-11-23 00:59:28,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,062 INFO L134 CoverageAnalysis]: Checked inductivity of 91266 backedges. 0 proven. 60762 refuted. 0 times theorem prover too weak. 30504 trivial. 0 not checked. [2021-11-23 00:59:34,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1020 states and 1646 transitions. [2021-11-23 00:59:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1646 transitions. [2021-11-23 00:59:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1501 [2021-11-23 00:59:34,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 92752 backedges. 0 proven. 61752 refuted. 0 times theorem prover too weak. 31000 trivial. 0 not checked. [2021-11-23 00:59:41,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1028 states and 1659 transitions. [2021-11-23 00:59:41,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1659 transitions. [2021-11-23 00:59:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1513 [2021-11-23 00:59:41,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 94250 backedges. 0 proven. 62750 refuted. 0 times theorem prover too weak. 31500 trivial. 0 not checked. [2021-11-23 00:59:47,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1036 states and 1672 transitions. [2021-11-23 00:59:47,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1672 transitions. [2021-11-23 00:59:47,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1525 [2021-11-23 00:59:47,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,575 INFO L134 CoverageAnalysis]: Checked inductivity of 95760 backedges. 0 proven. 63756 refuted. 0 times theorem prover too weak. 32004 trivial. 0 not checked. [2021-11-23 00:59:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1044 states and 1685 transitions. [2021-11-23 00:59:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1685 transitions. [2021-11-23 00:59:54,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1537 [2021-11-23 00:59:54,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,023 INFO L134 CoverageAnalysis]: Checked inductivity of 97282 backedges. 0 proven. 64770 refuted. 0 times theorem prover too weak. 32512 trivial. 0 not checked. [2021-11-23 01:00:00,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1052 states and 1698 transitions. [2021-11-23 01:00:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1698 transitions. [2021-11-23 01:00:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1549 [2021-11-23 01:00:00,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 98816 backedges. 0 proven. 65792 refuted. 0 times theorem prover too weak. 33024 trivial. 0 not checked. [2021-11-23 01:00:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1060 states and 1711 transitions. [2021-11-23 01:00:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1711 transitions. [2021-11-23 01:00:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1561 [2021-11-23 01:00:07,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:07,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,458 INFO L134 CoverageAnalysis]: Checked inductivity of 100362 backedges. 0 proven. 66822 refuted. 0 times theorem prover too weak. 33540 trivial. 0 not checked. [2021-11-23 01:00:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:14,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1068 states and 1724 transitions. [2021-11-23 01:00:14,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1724 transitions. [2021-11-23 01:00:14,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1573 [2021-11-23 01:00:14,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:14,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,324 INFO L134 CoverageAnalysis]: Checked inductivity of 101920 backedges. 0 proven. 67860 refuted. 0 times theorem prover too weak. 34060 trivial. 0 not checked. [2021-11-23 01:00:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:21,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1076 states and 1737 transitions. [2021-11-23 01:00:21,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1737 transitions. [2021-11-23 01:00:21,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1585 [2021-11-23 01:00:21,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:21,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 103490 backedges. 0 proven. 68906 refuted. 0 times theorem prover too weak. 34584 trivial. 0 not checked. [2021-11-23 01:00:28,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1084 states and 1750 transitions. [2021-11-23 01:00:28,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1750 transitions. [2021-11-23 01:00:28,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1597 [2021-11-23 01:00:28,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 105072 backedges. 0 proven. 69960 refuted. 0 times theorem prover too weak. 35112 trivial. 0 not checked. [2021-11-23 01:00:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1092 states and 1763 transitions. [2021-11-23 01:00:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1763 transitions. [2021-11-23 01:00:35,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1609 [2021-11-23 01:00:35,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:35,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,336 INFO L134 CoverageAnalysis]: Checked inductivity of 106666 backedges. 0 proven. 71022 refuted. 0 times theorem prover too weak. 35644 trivial. 0 not checked. [2021-11-23 01:00:42,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:42,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1100 states and 1776 transitions. [2021-11-23 01:00:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1776 transitions. [2021-11-23 01:00:42,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1621 [2021-11-23 01:00:42,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:42,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:42,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:44,536 INFO L134 CoverageAnalysis]: Checked inductivity of 108272 backedges. 0 proven. 72092 refuted. 0 times theorem prover too weak. 36180 trivial. 0 not checked. [2021-11-23 01:00:49,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1108 states and 1789 transitions. [2021-11-23 01:00:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1789 transitions. [2021-11-23 01:00:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1633 [2021-11-23 01:00:49,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:49,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,713 INFO L134 CoverageAnalysis]: Checked inductivity of 109890 backedges. 0 proven. 73170 refuted. 0 times theorem prover too weak. 36720 trivial. 0 not checked. [2021-11-23 01:00:56,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1116 states and 1802 transitions. [2021-11-23 01:00:56,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1802 transitions. [2021-11-23 01:00:56,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1645 [2021-11-23 01:00:56,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 111520 backedges. 0 proven. 74256 refuted. 0 times theorem prover too weak. 37264 trivial. 0 not checked. [2021-11-23 01:01:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1124 states and 1815 transitions. [2021-11-23 01:01:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1815 transitions. [2021-11-23 01:01:03,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1657 [2021-11-23 01:01:03,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 113162 backedges. 0 proven. 75350 refuted. 0 times theorem prover too weak. 37812 trivial. 0 not checked. [2021-11-23 01:01:11,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1132 states and 1828 transitions. [2021-11-23 01:01:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1828 transitions. [2021-11-23 01:01:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1669 [2021-11-23 01:01:11,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:13,334 INFO L134 CoverageAnalysis]: Checked inductivity of 114816 backedges. 0 proven. 76452 refuted. 0 times theorem prover too weak. 38364 trivial. 0 not checked. [2021-11-23 01:01:18,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:18,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1140 states and 1841 transitions. [2021-11-23 01:01:18,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1841 transitions. [2021-11-23 01:01:18,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1681 [2021-11-23 01:01:18,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:18,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,641 INFO L134 CoverageAnalysis]: Checked inductivity of 116482 backedges. 0 proven. 77562 refuted. 0 times theorem prover too weak. 38920 trivial. 0 not checked. [2021-11-23 01:01:25,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1148 states and 1854 transitions. [2021-11-23 01:01:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1854 transitions. [2021-11-23 01:01:25,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1693 [2021-11-23 01:01:25,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,054 INFO L134 CoverageAnalysis]: Checked inductivity of 118160 backedges. 0 proven. 78680 refuted. 0 times theorem prover too weak. 39480 trivial. 0 not checked. [2021-11-23 01:01:33,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1156 states and 1867 transitions. [2021-11-23 01:01:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1867 transitions. [2021-11-23 01:01:33,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1705 [2021-11-23 01:01:33,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:33,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:33,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:35,461 INFO L134 CoverageAnalysis]: Checked inductivity of 119850 backedges. 0 proven. 79806 refuted. 0 times theorem prover too weak. 40044 trivial. 0 not checked. [2021-11-23 01:01:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1164 states and 1880 transitions. [2021-11-23 01:01:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1880 transitions. [2021-11-23 01:01:40,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1717 [2021-11-23 01:01:40,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:40,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:42,900 INFO L134 CoverageAnalysis]: Checked inductivity of 121552 backedges. 0 proven. 80940 refuted. 0 times theorem prover too weak. 40612 trivial. 0 not checked. [2021-11-23 01:01:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1172 states and 1893 transitions. [2021-11-23 01:01:48,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1893 transitions. [2021-11-23 01:01:48,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1729 [2021-11-23 01:01:48,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:48,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,488 INFO L134 CoverageAnalysis]: Checked inductivity of 123266 backedges. 0 proven. 82082 refuted. 0 times theorem prover too weak. 41184 trivial. 0 not checked. [2021-11-23 01:01:56,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1180 states and 1906 transitions. [2021-11-23 01:01:56,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1906 transitions. [2021-11-23 01:01:56,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1741 [2021-11-23 01:01:56,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:58,325 INFO L134 CoverageAnalysis]: Checked inductivity of 124992 backedges. 0 proven. 83232 refuted. 0 times theorem prover too weak. 41760 trivial. 0 not checked. [2021-11-23 01:02:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1188 states and 1919 transitions. [2021-11-23 01:02:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1919 transitions. [2021-11-23 01:02:03,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1753 [2021-11-23 01:02:03,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:03,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:06,210 INFO L134 CoverageAnalysis]: Checked inductivity of 126730 backedges. 0 proven. 84390 refuted. 0 times theorem prover too weak. 42340 trivial. 0 not checked. [2021-11-23 01:02:11,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:11,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1196 states and 1932 transitions. [2021-11-23 01:02:11,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1932 transitions. [2021-11-23 01:02:11,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1765 [2021-11-23 01:02:11,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:11,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 128480 backedges. 0 proven. 85556 refuted. 0 times theorem prover too weak. 42924 trivial. 0 not checked. [2021-11-23 01:02:19,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:19,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1204 states and 1945 transitions. [2021-11-23 01:02:19,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1945 transitions. [2021-11-23 01:02:19,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1777 [2021-11-23 01:02:19,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:19,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:20,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:21,910 INFO L134 CoverageAnalysis]: Checked inductivity of 130242 backedges. 0 proven. 86730 refuted. 0 times theorem prover too weak. 43512 trivial. 0 not checked. [2021-11-23 01:02:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1212 states and 1958 transitions. [2021-11-23 01:02:27,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1958 transitions. [2021-11-23 01:02:27,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1789 [2021-11-23 01:02:27,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,762 INFO L134 CoverageAnalysis]: Checked inductivity of 132016 backedges. 0 proven. 87912 refuted. 0 times theorem prover too weak. 44104 trivial. 0 not checked. [2021-11-23 01:02:35,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1220 states and 1971 transitions. [2021-11-23 01:02:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1971 transitions. [2021-11-23 01:02:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1801 [2021-11-23 01:02:35,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,743 INFO L134 CoverageAnalysis]: Checked inductivity of 133802 backedges. 0 proven. 89102 refuted. 0 times theorem prover too weak. 44700 trivial. 0 not checked. [2021-11-23 01:02:43,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1228 states and 1984 transitions. [2021-11-23 01:02:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1984 transitions. [2021-11-23 01:02:43,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1813 [2021-11-23 01:02:43,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 135600 backedges. 0 proven. 90300 refuted. 0 times theorem prover too weak. 45300 trivial. 0 not checked. [2021-11-23 01:02:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1236 states and 1997 transitions. [2021-11-23 01:02:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1997 transitions. [2021-11-23 01:02:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1825 [2021-11-23 01:02:51,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:51,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,955 INFO L134 CoverageAnalysis]: Checked inductivity of 137410 backedges. 0 proven. 91506 refuted. 0 times theorem prover too weak. 45904 trivial. 0 not checked. [2021-11-23 01:02:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1244 states and 2010 transitions. [2021-11-23 01:02:59,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2010 transitions. [2021-11-23 01:02:59,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1837 [2021-11-23 01:02:59,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:59,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 139232 backedges. 0 proven. 92720 refuted. 0 times theorem prover too weak. 46512 trivial. 0 not checked. [2021-11-23 01:03:08,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1252 states and 2023 transitions. [2021-11-23 01:03:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2023 transitions. [2021-11-23 01:03:08,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1849 [2021-11-23 01:03:08,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 141066 backedges. 0 proven. 93942 refuted. 0 times theorem prover too weak. 47124 trivial. 0 not checked. [2021-11-23 01:03:16,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1260 states and 2036 transitions. [2021-11-23 01:03:16,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2036 transitions. [2021-11-23 01:03:16,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1861 [2021-11-23 01:03:16,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:18,947 INFO L134 CoverageAnalysis]: Checked inductivity of 142912 backedges. 0 proven. 95172 refuted. 0 times theorem prover too weak. 47740 trivial. 0 not checked. [2021-11-23 01:03:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:24,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1268 states and 2049 transitions. [2021-11-23 01:03:24,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2049 transitions. [2021-11-23 01:03:24,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1873 [2021-11-23 01:03:24,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:24,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:27,644 INFO L134 CoverageAnalysis]: Checked inductivity of 144770 backedges. 0 proven. 96410 refuted. 0 times theorem prover too weak. 48360 trivial. 0 not checked. [2021-11-23 01:03:33,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:33,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1276 states and 2062 transitions. [2021-11-23 01:03:33,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2062 transitions. [2021-11-23 01:03:33,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1885 [2021-11-23 01:03:33,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:33,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 146640 backedges. 0 proven. 97656 refuted. 0 times theorem prover too weak. 48984 trivial. 0 not checked. [2021-11-23 01:03:42,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1284 states and 2075 transitions. [2021-11-23 01:03:42,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2075 transitions. [2021-11-23 01:03:42,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1897 [2021-11-23 01:03:42,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:44,782 INFO L134 CoverageAnalysis]: Checked inductivity of 148522 backedges. 0 proven. 98910 refuted. 0 times theorem prover too weak. 49612 trivial. 0 not checked. [2021-11-23 01:03:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1292 states and 2088 transitions. [2021-11-23 01:03:51,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2088 transitions. [2021-11-23 01:03:51,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1909 [2021-11-23 01:03:51,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:51,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat