./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c7bda6ec8155a470f5f9e07367696d7e5cc6867667668ebd692704e4077816f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:53:41,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:53:41,829 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:53:41,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:53:41,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:53:41,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:53:41,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:53:41,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:53:41,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:53:41,887 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:53:41,889 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:53:41,890 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:53:41,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:53:41,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:53:41,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:53:41,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:53:41,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:53:41,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:53:41,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:53:41,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:53:41,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:53:41,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:53:41,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:53:41,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:53:41,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:53:41,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:53:41,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:53:41,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:53:41,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:53:41,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:53:41,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:53:41,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:53:41,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:53:41,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:53:41,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:53:41,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:53:41,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:53:41,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:53:41,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:53:41,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:53:41,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:53:41,953 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:53:41,979 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:53:41,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:53:41,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:53:41,982 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:53:41,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:53:41,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:53:41,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:53:41,984 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:53:41,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:53:41,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:53:41,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:53:41,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:53:41,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:53:41,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:53:41,993 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:53:41,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:53:41,993 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:53:41,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:53:41,994 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:53:41,994 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:53:41,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:53:41,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:53:41,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:53:41,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:53:41,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:53:41,997 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:53:41,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:53:41,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:53:41,997 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_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c7bda6ec8155a470f5f9e07367696d7e5cc6867667668ebd692704e4077816f [2021-11-23 00:53:42,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:53:42,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:53:42,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:53:42,303 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:53:42,304 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:53:42,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2021-11-23 00:53:42,366 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/data/de417848d/884f11026ea14c189fd98d2d20f71ae9/FLAGb757189ae [2021-11-23 00:53:42,872 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:53:42,873 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c [2021-11-23 00:53:42,885 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/data/de417848d/884f11026ea14c189fd98d2d20f71ae9/FLAGb757189ae [2021-11-23 00:53:43,189 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/data/de417848d/884f11026ea14c189fd98d2d20f71ae9 [2021-11-23 00:53:43,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:53:43,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:53:43,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:53:43,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:53:43,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:53:43,200 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c05a92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43, skipping insertion in model container [2021-11-23 00:53:43,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:53:43,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:53:43,620 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c[28192,28205] [2021-11-23 00:53:43,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:53:43,642 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:53:43,738 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.ufo.BOUNDED-8.pals.c[28192,28205] [2021-11-23 00:53:43,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:53:43,761 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:53:43,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43 WrapperNode [2021-11-23 00:53:43,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:53:43,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:53:43,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:53:43,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:53:43,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,878 INFO L137 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 951 [2021-11-23 00:53:43,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:53:43,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:53:43,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:53:43,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:53:43,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,959 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,967 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:53:43,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:53:43,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:53:43,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:53:43,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:53:43" (1/1) ... [2021-11-23 00:53:43,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:53:44,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:53:44,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:53:44,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_360d61d7-abd7-4a15-8bd0-814da40d2611/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:53:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:53:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:53:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:53:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:53:44,277 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:53:44,279 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:53:45,305 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:53:46,128 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:53:46,128 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:53:46,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:46 BoogieIcfgContainer [2021-11-23 00:53:46,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:53:46,133 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:53:46,133 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:53:46,143 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:53:46,144 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:53:46" (1/1) ... [2021-11-23 00:53:46,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:53:46,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:53:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:53:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:53:46,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:47,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2021-11-23 00:53:47,262 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2021-11-23 00:53:47,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:53:47,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:47,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2021-11-23 00:53:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2021-11-23 00:53:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:53:47,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 149 states and 244 transitions. [2021-11-23 00:53:48,614 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2021-11-23 00:53:48,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:53:48,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 255 transitions. [2021-11-23 00:53:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2021-11-23 00:53:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:53:49,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:50,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 160 states and 268 transitions. [2021-11-23 00:53:50,673 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2021-11-23 00:53:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:53:50,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:50,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:52,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:52,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2021-11-23 00:53:52,534 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2021-11-23 00:53:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:53:52,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:52,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:52,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 175 states and 297 transitions. [2021-11-23 00:53:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 297 transitions. [2021-11-23 00:53:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:53:53,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:53,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:54,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:54,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-23 00:53:54,308 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-23 00:53:54,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:53:54,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:54,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:54,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:54,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 177 states and 298 transitions. [2021-11-23 00:53:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2021-11-23 00:53:54,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:53:54,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:54,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:54,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:57,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 188 states and 317 transitions. [2021-11-23 00:53:57,121 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 317 transitions. [2021-11-23 00:53:57,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:53:57,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:57,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 191 states and 322 transitions. [2021-11-23 00:53:57,657 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 322 transitions. [2021-11-23 00:53:57,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:53:57,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:57,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:03,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 208 states and 374 transitions. [2021-11-23 00:54:03,329 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 374 transitions. [2021-11-23 00:54:03,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:54:03,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:03,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:09,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 225 states and 414 transitions. [2021-11-23 00:54:09,602 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 414 transitions. [2021-11-23 00:54:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:54:09,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:10,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 227 states and 425 transitions. [2021-11-23 00:54:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 425 transitions. [2021-11-23 00:54:10,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:54:10,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:17,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 245 states and 466 transitions. [2021-11-23 00:54:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 466 transitions. [2021-11-23 00:54:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:54:17,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:17,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:18,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 246 states and 475 transitions. [2021-11-23 00:54:18,483 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 475 transitions. [2021-11-23 00:54:18,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:54:18,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:18,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:18,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 248 states and 482 transitions. [2021-11-23 00:54:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 482 transitions. [2021-11-23 00:54:19,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:54:19,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:19,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:19,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:19,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:20,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:20,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 249 states and 484 transitions. [2021-11-23 00:54:20,185 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 484 transitions. [2021-11-23 00:54:20,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:54:20,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:20,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:20,767 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 269 states and 534 transitions. [2021-11-23 00:54:28,370 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 534 transitions. [2021-11-23 00:54:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:54:28,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,525 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:29,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 271 states and 543 transitions. [2021-11-23 00:54:29,507 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 543 transitions. [2021-11-23 00:54:29,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:54:29,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:30,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 272 states and 544 transitions. [2021-11-23 00:54:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 544 transitions. [2021-11-23 00:54:30,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:54:30,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,351 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:30,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 273 states and 548 transitions. [2021-11-23 00:54:30,792 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 548 transitions. [2021-11-23 00:54:30,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:54:30,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:31,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:31,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 274 states and 550 transitions. [2021-11-23 00:54:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 550 transitions. [2021-11-23 00:54:31,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:54:31,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:31,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:31,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,153 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:38,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 288 states and 580 transitions. [2021-11-23 00:54:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 580 transitions. [2021-11-23 00:54:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:54:38,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:38,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:38,724 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 293 states and 599 transitions. [2021-11-23 00:54:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 599 transitions. [2021-11-23 00:54:41,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:54:41,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:42,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 295 states and 608 transitions. [2021-11-23 00:54:42,680 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 608 transitions. [2021-11-23 00:54:42,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:54:42,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:42,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:42,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:43,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:43,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 296 states and 609 transitions. [2021-11-23 00:54:43,460 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 609 transitions. [2021-11-23 00:54:43,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:54:43,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:43,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:44,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 297 states and 611 transitions. [2021-11-23 00:54:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 611 transitions. [2021-11-23 00:54:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:54:44,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:45,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,004 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:54,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:54,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 317 states and 648 transitions. [2021-11-23 00:54:54,885 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 648 transitions. [2021-11-23 00:54:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:54:54,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:54,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,889 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 318 states and 655 transitions. [2021-11-23 00:54:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 655 transitions. [2021-11-23 00:54:56,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:54:56,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,607 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 320 states and 664 transitions. [2021-11-23 00:54:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 664 transitions. [2021-11-23 00:54:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:54:58,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:59,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:59,855 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 323 states and 669 transitions. [2021-11-23 00:55:01,699 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 669 transitions. [2021-11-23 00:55:01,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:55:01,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 325 states and 672 transitions. [2021-11-23 00:55:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 672 transitions. [2021-11-23 00:55:04,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:55:04,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,984 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 327 states and 678 transitions. [2021-11-23 00:55:06,181 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 678 transitions. [2021-11-23 00:55:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:55:06,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:07,007 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:07,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:07,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 328 states and 680 transitions. [2021-11-23 00:55:07,748 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 680 transitions. [2021-11-23 00:55:07,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:55:07,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:07,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,534 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 330 states and 683 transitions. [2021-11-23 00:55:09,734 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 683 transitions. [2021-11-23 00:55:09,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:55:09,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,850 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 346 states and 711 transitions. [2021-11-23 00:55:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 711 transitions. [2021-11-23 00:55:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:55:16,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,028 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:20,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 352 states and 728 transitions. [2021-11-23 00:55:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 728 transitions. [2021-11-23 00:55:20,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:55:20,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,258 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:28,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 361 states and 750 transitions. [2021-11-23 00:55:28,174 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 750 transitions. [2021-11-23 00:55:28,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:55:28,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,801 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:44,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 392 states and 839 transitions. [2021-11-23 00:55:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 839 transitions. [2021-11-23 00:55:44,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:55:44,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 398 states and 860 transitions. [2021-11-23 00:55:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 860 transitions. [2021-11-23 00:55:49,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:55:49,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:00,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 410 states and 888 transitions. [2021-11-23 00:56:00,867 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 888 transitions. [2021-11-23 00:56:00,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:56:00,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:06,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 415 states and 896 transitions. [2021-11-23 00:56:06,461 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 896 transitions. [2021-11-23 00:56:06,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:56:06,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:06,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:06,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:12,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 423 states and 917 transitions. [2021-11-23 00:56:12,341 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 917 transitions. [2021-11-23 00:56:12,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:56:12,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:13,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 424 states and 937 transitions. [2021-11-23 00:56:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 937 transitions. [2021-11-23 00:56:13,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:56:13,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 439 states and 974 transitions. [2021-11-23 00:56:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 974 transitions. [2021-11-23 00:56:30,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:56:30,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:35,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 445 states and 985 transitions. [2021-11-23 00:56:35,520 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 985 transitions. [2021-11-23 00:56:35,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:56:35,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,022 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 446 states and 1004 transitions. [2021-11-23 00:56:37,318 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1004 transitions. [2021-11-23 00:56:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:56:37,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,631 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 447 states and 1005 transitions. [2021-11-23 00:56:38,382 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1005 transitions. [2021-11-23 00:56:38,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:56:38,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,745 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 455 states and 1025 transitions. [2021-11-23 00:56:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1025 transitions. [2021-11-23 00:56:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:56:45,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 456 states and 1042 transitions. [2021-11-23 00:56:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1042 transitions. [2021-11-23 00:56:47,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:56:47,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,841 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 466 states and 1064 transitions. [2021-11-23 00:56:58,328 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1064 transitions. [2021-11-23 00:56:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:56:58,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,521 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:01,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 468 states and 1076 transitions. [2021-11-23 00:57:01,783 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1076 transitions. [2021-11-23 00:57:01,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:57:01,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,104 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:03,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 469 states and 1079 transitions. [2021-11-23 00:57:03,460 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1079 transitions. [2021-11-23 00:57:03,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:57:03,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,675 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:04,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 470 states and 1080 transitions. [2021-11-23 00:57:04,444 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1080 transitions. [2021-11-23 00:57:04,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:57:04,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,594 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:05,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 471 states and 1086 transitions. [2021-11-23 00:57:05,547 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1086 transitions. [2021-11-23 00:57:05,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:57:05,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,969 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 479 states and 1105 transitions. [2021-11-23 00:57:12,771 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1105 transitions. [2021-11-23 00:57:12,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:57:12,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,932 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:14,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 480 states and 1121 transitions. [2021-11-23 00:57:14,529 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1121 transitions. [2021-11-23 00:57:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:57:14,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,698 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 488 states and 1140 transitions. [2021-11-23 00:57:22,250 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1140 transitions. [2021-11-23 00:57:22,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:57:22,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:23,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 489 states and 1155 transitions. [2021-11-23 00:57:23,992 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1155 transitions. [2021-11-23 00:57:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:23,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,477 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:36,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:36,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 498 states and 1175 transitions. [2021-11-23 00:57:36,372 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1175 transitions. [2021-11-23 00:57:36,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:36,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:36,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 500 states and 1196 transitions. [2021-11-23 00:57:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1196 transitions. [2021-11-23 00:57:39,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:39,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,290 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 501 states and 1199 transitions. [2021-11-23 00:57:40,730 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1199 transitions. [2021-11-23 00:57:40,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:40,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:41,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 502 states and 1205 transitions. [2021-11-23 00:57:41,923 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1205 transitions. [2021-11-23 00:57:41,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:41,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,060 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:43,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 503 states and 1217 transitions. [2021-11-23 00:57:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1217 transitions. [2021-11-23 00:57:43,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:43,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:44,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 504 states and 1218 transitions. [2021-11-23 00:57:44,527 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1218 transitions. [2021-11-23 00:57:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:44,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 508 states and 1243 transitions. [2021-11-23 00:57:56,079 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1243 transitions. [2021-11-23 00:57:56,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:57:56,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,230 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:05,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 517 states and 1274 transitions. [2021-11-23 00:58:05,986 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1274 transitions. [2021-11-23 00:58:05,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:58:05,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:15,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 526 states and 1299 transitions. [2021-11-23 00:58:15,269 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1299 transitions. [2021-11-23 00:58:15,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:58:15,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 540 states and 1331 transitions. [2021-11-23 00:58:33,051 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1331 transitions. [2021-11-23 00:58:33,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:58:33,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,444 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 555 states and 1365 transitions. [2021-11-23 00:58:44,737 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1365 transitions. [2021-11-23 00:58:44,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:58:44,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:00,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 570 states and 1398 transitions. [2021-11-23 00:59:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1398 transitions. [2021-11-23 00:59:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:59:00,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,585 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 572 states and 1423 transitions. [2021-11-23 00:59:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1423 transitions. [2021-11-23 00:59:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:59:03,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:07,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 574 states and 1447 transitions. [2021-11-23 00:59:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1447 transitions. [2021-11-23 00:59:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:59:07,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:17,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 582 states and 1463 transitions. [2021-11-23 00:59:17,467 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1463 transitions. [2021-11-23 00:59:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:59:17,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,709 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:19,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 583 states and 1470 transitions. [2021-11-23 00:59:19,803 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1470 transitions. [2021-11-23 00:59:19,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:59:19,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,017 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:31,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 592 states and 1496 transitions. [2021-11-23 00:59:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1496 transitions. [2021-11-23 00:59:31,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:59:31,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,906 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 606 states and 1545 transitions. [2021-11-23 00:59:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1545 transitions. [2021-11-23 00:59:48,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:59:48,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,858 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:00,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 614 states and 1575 transitions. [2021-11-23 01:00:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1575 transitions. [2021-11-23 01:00:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:00:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:08,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:08,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 623 states and 1609 transitions. [2021-11-23 01:00:08,732 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1609 transitions. [2021-11-23 01:00:08,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:00:08,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:08,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,954 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:18,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 630 states and 1640 transitions. [2021-11-23 01:00:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1640 transitions. [2021-11-23 01:00:18,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:00:18,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:18,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,385 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:20,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 636 states and 1647 transitions. [2021-11-23 01:00:20,868 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1647 transitions. [2021-11-23 01:00:20,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:00:20,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,131 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 644 states and 1661 transitions. [2021-11-23 01:00:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1661 transitions. [2021-11-23 01:00:29,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:00:29,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:32,175 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:39,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 646 states and 1668 transitions. [2021-11-23 01:00:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1668 transitions. [2021-11-23 01:00:39,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:00:39,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:39,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:41,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 647 states and 1677 transitions. [2021-11-23 01:00:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1677 transitions. [2021-11-23 01:00:41,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:00:41,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:41,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:42,554 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 653 states and 1712 transitions. [2021-11-23 01:00:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1712 transitions. [2021-11-23 01:00:52,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:00:52,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:00,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 658 states and 1735 transitions. [2021-11-23 01:01:00,077 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1735 transitions. [2021-11-23 01:01:00,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:00,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,404 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 659 states and 1736 transitions. [2021-11-23 01:01:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1736 transitions. [2021-11-23 01:01:02,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:02,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,934 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:06,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:06,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 662 states and 1762 transitions. [2021-11-23 01:01:06,706 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1762 transitions. [2021-11-23 01:01:06,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:06,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:06,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:06,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:07,032 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:11,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 664 states and 1765 transitions. [2021-11-23 01:01:11,331 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1765 transitions. [2021-11-23 01:01:11,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:11,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,723 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:16,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:16,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 666 states and 1768 transitions. [2021-11-23 01:01:16,596 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1768 transitions. [2021-11-23 01:01:16,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:16,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:16,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:22,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:22,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 668 states and 1771 transitions. [2021-11-23 01:01:22,288 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1771 transitions. [2021-11-23 01:01:22,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:22,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:22,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:27,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 670 states and 1774 transitions. [2021-11-23 01:01:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1774 transitions. [2021-11-23 01:01:27,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:01:27,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:16,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:16,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 701 states and 1884 transitions. [2021-11-23 01:02:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1884 transitions. [2021-11-23 01:02:16,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:16,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:16,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:17,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:18,217 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:48,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 722 states and 1945 transitions. [2021-11-23 01:02:48,753 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1945 transitions. [2021-11-23 01:02:48,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:48,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:48,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:49,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 729 states and 1961 transitions. [2021-11-23 01:03:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1961 transitions. [2021-11-23 01:03:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:03:01,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:01,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,997 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:08,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 731 states and 1968 transitions. [2021-11-23 01:03:08,903 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1968 transitions. [2021-11-23 01:03:08,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:03:08,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:10,329 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 735 states and 1987 transitions. [2021-11-23 01:03:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1987 transitions. [2021-11-23 01:03:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:03:18,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:20,179 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:31,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 740 states and 2010 transitions. [2021-11-23 01:03:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 2010 transitions. [2021-11-23 01:03:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:03:31,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:31,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:38,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:38,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 743 states and 2025 transitions. [2021-11-23 01:03:38,471 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 2025 transitions. [2021-11-23 01:03:38,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:03:38,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:38,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:38,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:40,841 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:04:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 764 states and 2068 transitions. [2021-11-23 01:04:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 2068 transitions. [2021-11-23 01:04:11,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:04:11,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:11,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:04:35,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:35,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 777 states and 2096 transitions. [2021-11-23 01:04:35,360 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 2096 transitions. [2021-11-23 01:04:35,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:04:35,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:35,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:35,667 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:04:53,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:53,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 786 states and 2139 transitions. [2021-11-23 01:04:53,005 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 2139 transitions. [2021-11-23 01:04:53,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:04:53,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:53,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:53,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:53,461 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:05:07,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 793 states and 2151 transitions. [2021-11-23 01:05:07,065 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 2151 transitions. [2021-11-23 01:05:07,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:05:07,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:07,571 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:05:16,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:16,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 798 states and 2163 transitions. [2021-11-23 01:05:16,170 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 2163 transitions. [2021-11-23 01:05:16,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:05:16,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:16,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:20,208 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.