./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/rec_counter1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/rec_counter1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN --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 de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:35:45,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:35:45,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:35:45,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:35:45,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:35:45,874 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:35:45,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:35:45,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:35:45,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:35:45,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:35:45,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:35:45,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:35:45,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:35:45,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:35:45,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:35:45,900 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:35:45,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:35:45,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:35:45,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:35:45,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:35:45,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:35:45,916 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:35:45,919 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:35:45,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:35:45,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:35:45,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:35:45,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:35:45,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:35:45,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:35:45,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:35:45,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:35:45,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:35:45,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:35:45,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:35:45,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:35:45,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:35:45,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:35:45,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:35:45,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:35:45,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:35:45,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:35:45,944 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 04:35:45,984 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:35:45,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:35:45,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:35:45,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:35:45,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:35:45,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:35:45,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:35:45,988 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:35:45,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:35:45,988 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:35:45,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:35:45,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:35:45,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:35:45,990 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:35:45,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:35:45,990 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:35:45,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:35:45,991 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:35:45,991 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:35:45,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:35:45,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:35:45,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:35:45,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:35:45,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:35:45,992 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:35:45,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:35:45,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:35:45,993 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_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de5b7f1cccf5c7fe435559014125bbfd73538586d5303d45f8d606cb31a4b74b [2021-11-21 04:35:46,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:35:46,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:35:46,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:35:46,377 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:35:46,378 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:35:46,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-numeric/rec_counter1.c [2021-11-21 04:35:46,453 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/data/ebb35eb90/e0b0745c205145c3a23a35fff0efd552/FLAGf95d8e2b0 [2021-11-21 04:35:46,903 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:35:46,904 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/sv-benchmarks/c/termination-numeric/rec_counter1.c [2021-11-21 04:35:46,920 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/data/ebb35eb90/e0b0745c205145c3a23a35fff0efd552/FLAGf95d8e2b0 [2021-11-21 04:35:47,295 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/data/ebb35eb90/e0b0745c205145c3a23a35fff0efd552 [2021-11-21 04:35:47,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:35:47,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:35:47,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:35:47,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:35:47,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:35:47,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@678f36cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47, skipping insertion in model container [2021-11-21 04:35:47,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:35:47,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:35:47,549 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:35:47,552 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:35:47,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:35:47,581 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:35:47,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47 WrapperNode [2021-11-21 04:35:47,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:35:47,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:35:47,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:35:47,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:35:47,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,617 INFO L137 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2021-11-21 04:35:47,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:35:47,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:35:47,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:35:47,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:35:47,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,640 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:35:47,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:35:47,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:35:47,648 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:35:47,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:47,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:35:47,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:35:47,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:35:47,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7709bd24-9cd6-4255-9e1e-22353de69980/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:35:47,743 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2021-11-21 04:35:47,743 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2021-11-21 04:35:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:35:47,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:35:47,789 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:35:47,791 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:35:47,963 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:35:47,978 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:35:47,978 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 04:35:47,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:35:47 BoogieIcfgContainer [2021-11-21 04:35:47,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:35:47,981 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:35:47,981 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:35:47,992 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:35:47,992 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:35:47" (1/1) ... [2021-11-21 04:35:48,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:35:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2021-11-21 04:35:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-11-21 04:35:48,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 04:35:48,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:48,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:48,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:35:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:48,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 32 transitions. [2021-11-21 04:35:48,438 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2021-11-21 04:35:48,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 04:35:48,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:48,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:48,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:35:48,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 37 transitions. [2021-11-21 04:35:48,705 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2021-11-21 04:35:48,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 04:35:48,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:48,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:48,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:35:48,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:48,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 28 states and 32 transitions. [2021-11-21 04:35:48,823 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2021-11-21 04:35:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 04:35:48,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:48,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 04:35:49,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:49,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 28 transitions. [2021-11-21 04:35:49,096 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-11-21 04:35:49,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 04:35:49,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:49,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:35:49,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:49,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 34 transitions. [2021-11-21 04:35:49,330 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2021-11-21 04:35:49,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 04:35:49,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:49,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 04:35:49,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:49,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 38 transitions. [2021-11-21 04:35:49,667 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2021-11-21 04:35:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 04:35:49,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:49,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:49,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:49,733 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:35:49,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:49,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 43 transitions. [2021-11-21 04:35:49,972 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2021-11-21 04:35:49,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:35:49,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:49,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 04:35:50,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:50,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 40 states and 51 transitions. [2021-11-21 04:35:50,516 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2021-11-21 04:35:50,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 04:35:50,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:50,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:50,588 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:35:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:50,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 50 transitions. [2021-11-21 04:35:50,709 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2021-11-21 04:35:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 04:35:50,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:50,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:50,754 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 04:35:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 50 transitions. [2021-11-21 04:35:50,776 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2021-11-21 04:35:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 04:35:50,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:50,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:50,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 04:35:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 56 transitions. [2021-11-21 04:35:51,440 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2021-11-21 04:35:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:35:51,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:51,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:51,466 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:35:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:51,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 48 states and 59 transitions. [2021-11-21 04:35:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2021-11-21 04:35:51,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 04:35:51,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:51,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 04:35:51,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:51,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 58 transitions. [2021-11-21 04:35:51,993 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2021-11-21 04:35:51,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:35:51,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:51,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 04:35:52,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:52,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 54 states and 66 transitions. [2021-11-21 04:35:52,822 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 66 transitions. [2021-11-21 04:35:52,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 04:35:52,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:52,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:52,868 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 04:35:52,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 66 transitions. [2021-11-21 04:35:52,897 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 66 transitions. [2021-11-21 04:35:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:35:52,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:52,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:52,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:53,009 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-21 04:35:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:54,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 75 transitions. [2021-11-21 04:35:54,054 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 75 transitions. [2021-11-21 04:35:54,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 04:35:54,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:54,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:54,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-21 04:35:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 78 transitions. [2021-11-21 04:35:54,474 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 78 transitions. [2021-11-21 04:35:54,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 04:35:54,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:54,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:54,788 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-21 04:35:55,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 86 transitions. [2021-11-21 04:35:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 86 transitions. [2021-11-21 04:35:55,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 04:35:55,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:55,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:55,570 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 2 proven. 60 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 04:35:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:55,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 86 transitions. [2021-11-21 04:35:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2021-11-21 04:35:55,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 04:35:55,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:55,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:55,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:55,731 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 04:35:57,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:57,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 98 transitions. [2021-11-21 04:35:57,286 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 98 transitions. [2021-11-21 04:35:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 04:35:57,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:57,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:57,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:57,332 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-21 04:35:57,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:57,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 87 states and 101 transitions. [2021-11-21 04:35:57,766 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 101 transitions. [2021-11-21 04:35:57,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 04:35:57,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:57,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:58,137 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 04:35:58,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:58,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 109 transitions. [2021-11-21 04:35:58,916 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 109 transitions. [2021-11-21 04:35:58,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 04:35:58,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:58,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:58,971 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 2 proven. 137 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-21 04:35:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:35:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 94 states and 109 transitions. [2021-11-21 04:35:59,011 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 109 transitions. [2021-11-21 04:35:59,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 04:35:59,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:35:59,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:35:59,138 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 201 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 04:36:01,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:01,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 108 states and 124 transitions. [2021-11-21 04:36:01,420 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2021-11-21 04:36:01,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 04:36:01,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:01,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:01,447 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-21 04:36:01,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 111 states and 127 transitions. [2021-11-21 04:36:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 127 transitions. [2021-11-21 04:36:01,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 04:36:01,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:01,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:02,415 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-21 04:36:03,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 117 states and 135 transitions. [2021-11-21 04:36:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2021-11-21 04:36:03,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 04:36:03,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:03,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:03,477 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 2 proven. 280 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-21 04:36:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:03,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 118 states and 135 transitions. [2021-11-21 04:36:03,562 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 135 transitions. [2021-11-21 04:36:03,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 04:36:03,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:03,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:03,735 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 0 proven. 415 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-11-21 04:36:07,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:07,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 135 states and 153 transitions. [2021-11-21 04:36:07,142 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 153 transitions. [2021-11-21 04:36:07,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 04:36:07,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:07,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:07,196 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 414 trivial. 0 not checked. [2021-11-21 04:36:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:07,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 138 states and 156 transitions. [2021-11-21 04:36:07,892 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 156 transitions. [2021-11-21 04:36:07,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 04:36:07,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:07,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 474 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-21 04:36:09,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:09,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 164 transitions. [2021-11-21 04:36:09,920 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 164 transitions. [2021-11-21 04:36:09,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-21 04:36:09,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:09,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:10,030 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 2 proven. 525 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-11-21 04:36:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:10,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 145 states and 164 transitions. [2021-11-21 04:36:10,093 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 164 transitions. [2021-11-21 04:36:10,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-21 04:36:10,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:10,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:10,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 0 proven. 771 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-21 04:36:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 165 states and 185 transitions. [2021-11-21 04:36:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 185 transitions. [2021-11-21 04:36:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-21 04:36:15,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:15,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1022 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 683 trivial. 0 not checked. [2021-11-21 04:36:16,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:16,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 168 states and 188 transitions. [2021-11-21 04:36:16,176 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 188 transitions. [2021-11-21 04:36:16,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-21 04:36:16,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:16,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1171 backedges. 0 proven. 847 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2021-11-21 04:36:18,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 174 states and 196 transitions. [2021-11-21 04:36:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 196 transitions. [2021-11-21 04:36:18,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-21 04:36:18,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:18,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1201 backedges. 2 proven. 917 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-21 04:36:18,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 196 transitions. [2021-11-21 04:36:18,535 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 196 transitions. [2021-11-21 04:36:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-21 04:36:18,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:18,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:18,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 0 proven. 1323 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2021-11-21 04:36:24,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:24,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 198 states and 220 transitions. [2021-11-21 04:36:24,920 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 220 transitions. [2021-11-21 04:36:24,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-21 04:36:24,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:24,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:24,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1682 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 1150 trivial. 0 not checked. [2021-11-21 04:36:25,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:25,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 201 states and 223 transitions. [2021-11-21 04:36:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 223 transitions. [2021-11-21 04:36:25,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-21 04:36:25,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:25,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 0 proven. 1418 refuted. 0 times theorem prover too weak. 394 trivial. 0 not checked. [2021-11-21 04:36:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 207 states and 231 transitions. [2021-11-21 04:36:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 231 transitions. [2021-11-21 04:36:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-21 04:36:28,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:28,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 2 proven. 1510 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2021-11-21 04:36:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:28,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 208 states and 231 transitions. [2021-11-21 04:36:28,892 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 231 transitions. [2021-11-21 04:36:28,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-21 04:36:28,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:28,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:28,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 0 proven. 2134 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2021-11-21 04:36:37,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:37,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 234 states and 258 transitions. [2021-11-21 04:36:37,142 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 258 transitions. [2021-11-21 04:36:37,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-21 04:36:37,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:37,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:37,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2675 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 1887 trivial. 0 not checked. [2021-11-21 04:36:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:38,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 237 states and 261 transitions. [2021-11-21 04:36:38,276 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 261 transitions. [2021-11-21 04:36:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-21 04:36:38,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:38,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:39,328 INFO L134 CoverageAnalysis]: Checked inductivity of 2783 backedges. 0 proven. 2250 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2021-11-21 04:36:41,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:41,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 243 states and 269 transitions. [2021-11-21 04:36:41,364 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 269 transitions. [2021-11-21 04:36:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-21 04:36:41,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:41,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:41,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2902 backedges. 2 proven. 2367 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2021-11-21 04:36:41,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:41,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 244 states and 269 transitions. [2021-11-21 04:36:41,636 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 269 transitions. [2021-11-21 04:36:41,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-21 04:36:41,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:41,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:41,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3926 backedges. 0 proven. 3276 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2021-11-21 04:36:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:52,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 273 states and 299 transitions. [2021-11-21 04:36:52,154 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 299 transitions. [2021-11-21 04:36:52,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-21 04:36:52,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:52,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:52,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3935 backedges. 1116 proven. 0 refuted. 0 times theorem prover too weak. 2819 trivial. 0 not checked. [2021-11-21 04:36:53,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:53,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 276 states and 302 transitions. [2021-11-21 04:36:53,429 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 302 transitions. [2021-11-21 04:36:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-21 04:36:53,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:53,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:54,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4117 backedges. 0 proven. 3415 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2021-11-21 04:36:56,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:56,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 282 states and 310 transitions. [2021-11-21 04:36:56,863 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 310 transitions. [2021-11-21 04:36:56,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-21 04:36:56,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:56,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:56,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4321 backedges. 2 proven. 3560 refuted. 0 times theorem prover too weak. 759 trivial. 0 not checked. [2021-11-21 04:36:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:36:57,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 283 states and 310 transitions. [2021-11-21 04:36:57,129 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 310 transitions. [2021-11-21 04:36:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-21 04:36:57,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:36:57,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:36:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:36:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5734 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2021-11-21 04:37:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 315 states and 343 transitions. [2021-11-21 04:37:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 343 transitions. [2021-11-21 04:37:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2021-11-21 04:37:10,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:10,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:10,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:10,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5687 backedges. 1525 proven. 0 refuted. 0 times theorem prover too weak. 4162 trivial. 0 not checked. [2021-11-21 04:37:12,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:12,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 318 states and 346 transitions. [2021-11-21 04:37:12,176 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 346 transitions. [2021-11-21 04:37:12,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-11-21 04:37:12,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:12,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 5960 backedges. 0 proven. 4994 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2021-11-21 04:37:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:16,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 324 states and 354 transitions. [2021-11-21 04:37:16,282 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 354 transitions. [2021-11-21 04:37:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-21 04:37:16,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:16,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:16,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6138 backedges. 2 proven. 5170 refuted. 0 times theorem prover too weak. 966 trivial. 0 not checked. [2021-11-21 04:37:16,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:16,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 325 states and 354 transitions. [2021-11-21 04:37:16,592 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 354 transitions. [2021-11-21 04:37:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-11-21 04:37:16,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:16,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 7966 backedges. 0 proven. 6886 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2021-11-21 04:37:32,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:32,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 360 states and 390 transitions. [2021-11-21 04:37:32,953 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 390 transitions. [2021-11-21 04:37:32,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-21 04:37:32,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:32,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:33,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8039 backedges. 2024 proven. 0 refuted. 0 times theorem prover too weak. 6015 trivial. 0 not checked. [2021-11-21 04:37:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 363 states and 393 transitions. [2021-11-21 04:37:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 393 transitions. [2021-11-21 04:37:34,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2021-11-21 04:37:34,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:34,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:36,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8219 backedges. 0 proven. 7077 refuted. 0 times theorem prover too weak. 1142 trivial. 0 not checked. [2021-11-21 04:37:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:39,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 369 states and 401 transitions. [2021-11-21 04:37:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 401 transitions. [2021-11-21 04:37:39,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-11-21 04:37:39,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:39,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:39,528 INFO L134 CoverageAnalysis]: Checked inductivity of 8431 backedges. 2 proven. 7287 refuted. 0 times theorem prover too weak. 1142 trivial. 0 not checked. [2021-11-21 04:37:39,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 370 states and 401 transitions. [2021-11-21 04:37:39,723 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 401 transitions. [2021-11-21 04:37:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-21 04:37:39,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:39,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:40,187 INFO L134 CoverageAnalysis]: Checked inductivity of 10895 backedges. 0 proven. 9543 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2021-11-21 04:37:59,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:37:59,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 408 states and 440 transitions. [2021-11-21 04:37:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 440 transitions. [2021-11-21 04:37:59,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-21 04:37:59,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:37:59,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:37:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:37:59,811 INFO L134 CoverageAnalysis]: Checked inductivity of 10907 backedges. 2622 proven. 0 refuted. 0 times theorem prover too weak. 8285 trivial. 0 not checked. [2021-11-21 04:38:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 411 states and 443 transitions. [2021-11-21 04:38:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 443 transitions. [2021-11-21 04:38:01,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-11-21 04:38:01,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:01,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:03,461 INFO L134 CoverageAnalysis]: Checked inductivity of 11182 backedges. 0 proven. 9763 refuted. 0 times theorem prover too weak. 1419 trivial. 0 not checked. [2021-11-21 04:38:07,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 417 states and 451 transitions. [2021-11-21 04:38:07,139 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 451 transitions. [2021-11-21 04:38:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-11-21 04:38:07,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:07,333 INFO L134 CoverageAnalysis]: Checked inductivity of 11503 backedges. 2 proven. 10010 refuted. 0 times theorem prover too weak. 1491 trivial. 0 not checked. [2021-11-21 04:38:07,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:07,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 418 states and 451 transitions. [2021-11-21 04:38:07,561 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 451 transitions. [2021-11-21 04:38:07,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2021-11-21 04:38:07,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:07,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:08,366 INFO L134 CoverageAnalysis]: Checked inductivity of 14647 backedges. 0 proven. 12909 refuted. 0 times theorem prover too weak. 1738 trivial. 0 not checked. [2021-11-21 04:38:32,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:32,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 459 states and 493 transitions. [2021-11-21 04:38:32,658 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 493 transitions. [2021-11-21 04:38:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-21 04:38:32,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:32,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:32,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:32,738 INFO L134 CoverageAnalysis]: Checked inductivity of 14588 backedges. 3328 proven. 0 refuted. 0 times theorem prover too weak. 11260 trivial. 0 not checked. [2021-11-21 04:38:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 462 states and 496 transitions. [2021-11-21 04:38:34,625 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 496 transitions. [2021-11-21 04:38:34,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2021-11-21 04:38:34,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:34,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:36,655 INFO L134 CoverageAnalysis]: Checked inductivity of 14975 backedges. 0 proven. 13160 refuted. 0 times theorem prover too weak. 1815 trivial. 0 not checked. [2021-11-21 04:38:40,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:40,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 468 states and 504 transitions. [2021-11-21 04:38:40,753 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 504 transitions. [2021-11-21 04:38:40,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-21 04:38:40,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:40,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:41,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:41,134 INFO L134 CoverageAnalysis]: Checked inductivity of 15264 backedges. 2 proven. 13447 refuted. 0 times theorem prover too weak. 1815 trivial. 0 not checked. [2021-11-21 04:38:41,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 469 states and 504 transitions. [2021-11-21 04:38:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 504 transitions. [2021-11-21 04:38:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2021-11-21 04:38:41,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:41,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:41,929 INFO L134 CoverageAnalysis]: Checked inductivity of 19203 backedges. 0 proven. 17101 refuted. 0 times theorem prover too weak. 2102 trivial. 0 not checked. [2021-11-21 04:39:11,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:11,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 513 states and 549 transitions. [2021-11-21 04:39:11,434 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 549 transitions. [2021-11-21 04:39:11,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 486 [2021-11-21 04:39:11,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:11,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 19140 backedges. 4151 proven. 0 refuted. 0 times theorem prover too weak. 14989 trivial. 0 not checked. [2021-11-21 04:39:13,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:13,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 516 states and 552 transitions. [2021-11-21 04:39:13,664 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 552 transitions. [2021-11-21 04:39:13,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-21 04:39:13,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:13,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:15,927 INFO L134 CoverageAnalysis]: Checked inductivity of 19487 backedges. 0 proven. 17385 refuted. 0 times theorem prover too weak. 2102 trivial. 0 not checked. [2021-11-21 04:39:20,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:20,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 522 states and 560 transitions. [2021-11-21 04:39:20,912 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 560 transitions. [2021-11-21 04:39:20,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-21 04:39:20,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:20,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:21,210 INFO L134 CoverageAnalysis]: Checked inductivity of 19901 backedges. 2 proven. 17715 refuted. 0 times theorem prover too weak. 2184 trivial. 0 not checked. [2021-11-21 04:39:21,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:21,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 523 states and 560 transitions. [2021-11-21 04:39:21,518 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 560 transitions. [2021-11-21 04:39:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2021-11-21 04:39:21,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:21,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 24759 backedges. 0 proven. 22245 refuted. 0 times theorem prover too weak. 2514 trivial. 0 not checked. [2021-11-21 04:39:57,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 570 states and 608 transitions. [2021-11-21 04:39:57,213 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 608 transitions. [2021-11-21 04:39:57,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2021-11-21 04:39:57,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:57,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 24774 backedges. 5100 proven. 0 refuted. 0 times theorem prover too weak. 19674 trivial. 0 not checked. [2021-11-21 04:39:59,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:59,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 573 states and 611 transitions. [2021-11-21 04:39:59,938 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 611 transitions. [2021-11-21 04:39:59,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-11-21 04:39:59,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:59,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:02,146 INFO L134 CoverageAnalysis]: Checked inductivity of 25165 backedges. 0 proven. 22564 refuted. 0 times theorem prover too weak. 2601 trivial. 0 not checked. [2021-11-21 04:40:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 579 states and 619 transitions. [2021-11-21 04:40:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 619 transitions. [2021-11-21 04:40:07,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2021-11-21 04:40:07,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:07,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:08,164 INFO L134 CoverageAnalysis]: Checked inductivity of 25543 backedges. 2 proven. 22940 refuted. 0 times theorem prover too weak. 2601 trivial. 0 not checked. [2021-11-21 04:40:08,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:08,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 580 states and 619 transitions. [2021-11-21 04:40:08,499 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 619 transitions. [2021-11-21 04:40:08,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 600 [2021-11-21 04:40:08,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:08,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:09,327 INFO L134 CoverageAnalysis]: Checked inductivity of 31366 backedges. 0 proven. 28476 refuted. 0 times theorem prover too weak. 2890 trivial. 0 not checked. [2021-11-21 04:40:50,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:50,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 630 states and 670 transitions. [2021-11-21 04:40:50,994 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 670 transitions. [2021-11-21 04:40:50,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 606 [2021-11-21 04:40:50,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:50,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:51,075 INFO L134 CoverageAnalysis]: Checked inductivity of 31469 backedges. 6184 proven. 0 refuted. 0 times theorem prover too weak. 25285 trivial. 0 not checked. [2021-11-21 04:40:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 633 states and 673 transitions. [2021-11-21 04:40:53,828 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 673 transitions. [2021-11-21 04:40:53,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2021-11-21 04:40:53,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:53,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:56,430 INFO L134 CoverageAnalysis]: Checked inductivity of 31901 backedges. 0 proven. 28832 refuted. 0 times theorem prover too weak. 3069 trivial. 0 not checked. [2021-11-21 04:41:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 639 states and 681 transitions. [2021-11-21 04:41:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 681 transitions. [2021-11-21 04:41:03,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2021-11-21 04:41:03,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:03,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 32328 backedges. 2 proven. 29257 refuted. 0 times theorem prover too weak. 3069 trivial. 0 not checked. [2021-11-21 04:41:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 640 states and 681 transitions. [2021-11-21 04:41:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 681 transitions. [2021-11-21 04:41:03,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2021-11-21 04:41:03,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:03,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:04,759 INFO L134 CoverageAnalysis]: Checked inductivity of 39432 backedges. 0 proven. 35938 refuted. 0 times theorem prover too weak. 3494 trivial. 0 not checked. [2021-11-21 04:41:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:52,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 693 states and 735 transitions. [2021-11-21 04:41:52,902 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 735 transitions. [2021-11-21 04:41:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 663 [2021-11-21 04:41:52,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:52,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 39357 backedges. 7412 proven. 0 refuted. 0 times theorem prover too weak. 31945 trivial. 0 not checked. [2021-11-21 04:41:56,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:56,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 696 states and 738 transitions. [2021-11-21 04:41:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 738 transitions. [2021-11-21 04:41:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 678 [2021-11-21 04:41:56,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:56,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 39924 backedges. 0 proven. 36333 refuted. 0 times theorem prover too weak. 3591 trivial. 0 not checked. [2021-11-21 04:42:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 702 states and 746 transitions. [2021-11-21 04:42:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 746 transitions. [2021-11-21 04:42:05,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 676 [2021-11-21 04:42:05,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:05,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:06,070 INFO L134 CoverageAnalysis]: Checked inductivity of 40306 backedges. 2 proven. 36810 refuted. 0 times theorem prover too weak. 3494 trivial. 0 not checked. [2021-11-21 04:42:06,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:06,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 703 states and 746 transitions. [2021-11-21 04:42:06,498 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 746 transitions. [2021-11-21 04:42:06,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 727 [2021-11-21 04:42:06,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:06,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 48755 backedges. 0 proven. 44784 refuted. 0 times theorem prover too weak. 3971 trivial. 0 not checked. [2021-11-21 04:43:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 759 states and 803 transitions. [2021-11-21 04:43:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 803 transitions. [2021-11-21 04:43:06,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2021-11-21 04:43:06,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:06,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:06,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:06,574 INFO L134 CoverageAnalysis]: Checked inductivity of 48870 backedges. 8793 proven. 0 refuted. 0 times theorem prover too weak. 40077 trivial. 0 not checked. [2021-11-21 04:43:09,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 762 states and 806 transitions. [2021-11-21 04:43:09,958 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 806 transitions. [2021-11-21 04:43:09,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2021-11-21 04:43:09,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:09,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:13,465 INFO L134 CoverageAnalysis]: Checked inductivity of 49288 backedges. 0 proven. 45220 refuted. 0 times theorem prover too weak. 4068 trivial. 0 not checked. [2021-11-21 04:43:21,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 768 states and 814 transitions. [2021-11-21 04:43:21,109 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 814 transitions. [2021-11-21 04:43:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2021-11-21 04:43:21,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:21,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:21,539 INFO L134 CoverageAnalysis]: Checked inductivity of 49822 backedges. 2 proven. 45752 refuted. 0 times theorem prover too weak. 4068 trivial. 0 not checked. [2021-11-21 04:43:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 769 states and 814 transitions. [2021-11-21 04:43:22,027 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 814 transitions. [2021-11-21 04:43:22,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 800 [2021-11-21 04:43:22,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:22,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 59878 backedges. 0 proven. 55176 refuted. 0 times theorem prover too weak. 4702 trivial. 0 not checked. [2021-11-21 04:44:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 828 states and 874 transitions. [2021-11-21 04:44:28,740 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 874 transitions. [2021-11-21 04:44:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 801 [2021-11-21 04:44:28,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:28,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:28,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:28,854 INFO L134 CoverageAnalysis]: Checked inductivity of 59897 backedges. 10336 proven. 0 refuted. 0 times theorem prover too weak. 49561 trivial. 0 not checked. [2021-11-21 04:44:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:32,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 831 states and 877 transitions. [2021-11-21 04:44:32,449 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 877 transitions. [2021-11-21 04:44:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 811 [2021-11-21 04:44:32,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:32,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:36,154 INFO L134 CoverageAnalysis]: Checked inductivity of 60464 backedges. 0 proven. 55655 refuted. 0 times theorem prover too weak. 4809 trivial. 0 not checked. [2021-11-21 04:44:44,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:44,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 837 states and 885 transitions. [2021-11-21 04:44:44,539 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 885 transitions. [2021-11-21 04:44:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2021-11-21 04:44:44,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:44,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:44,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:44,893 INFO L134 CoverageAnalysis]: Checked inductivity of 60949 backedges. 2 proven. 56245 refuted. 0 times theorem prover too weak. 4702 trivial. 0 not checked. [2021-11-21 04:44:45,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:45,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 838 states and 885 transitions. [2021-11-21 04:44:45,613 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 885 transitions. [2021-11-21 04:44:45,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 871 [2021-11-21 04:44:45,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:45,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 72684 backedges. 0 proven. 67285 refuted. 0 times theorem prover too weak. 5399 trivial. 0 not checked. [2021-11-21 04:46:03,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:03,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 900 states and 948 transitions. [2021-11-21 04:46:03,153 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 948 transitions. [2021-11-21 04:46:03,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 867 [2021-11-21 04:46:03,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:03,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:03,281 INFO L134 CoverageAnalysis]: Checked inductivity of 72597 backedges. 12050 proven. 0 refuted. 0 times theorem prover too weak. 60547 trivial. 0 not checked. [2021-11-21 04:46:07,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:07,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 903 states and 951 transitions. [2021-11-21 04:46:07,172 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 951 transitions. [2021-11-21 04:46:07,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2021-11-21 04:46:07,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:07,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 73208 backedges. 0 proven. 67809 refuted. 0 times theorem prover too weak. 5399 trivial. 0 not checked. [2021-11-21 04:46:20,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:20,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 909 states and 959 transitions. [2021-11-21 04:46:20,757 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 959 transitions. [2021-11-21 04:46:20,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 880 [2021-11-21 04:46:20,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:20,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:21,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:21,348 INFO L134 CoverageAnalysis]: Checked inductivity of 73861 backedges. 2 proven. 68460 refuted. 0 times theorem prover too weak. 5399 trivial. 0 not checked. [2021-11-21 04:46:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:46:21,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 910 states and 959 transitions. [2021-11-21 04:46:21,974 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 959 transitions. [2021-11-21 04:46:21,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 945 [2021-11-21 04:46:21,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:46:21,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:46:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:46:23,310 INFO L134 CoverageAnalysis]: Checked inductivity of 87453 backedges. 0 proven. 81291 refuted. 0 times theorem prover too weak. 6162 trivial. 0 not checked.