./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/calendar.i --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_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/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_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/calendar.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/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_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/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 fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:04:23,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:04:23,105 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:04:23,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:04:23,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:04:23,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:04:23,171 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:04:23,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:04:23,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:04:23,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:04:23,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:04:23,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:04:23,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:04:23,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:04:23,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:04:23,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:04:23,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:04:23,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:04:23,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:04:23,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:04:23,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:04:23,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:04:23,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:04:23,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:04:23,227 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:04:23,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:04:23,228 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:04:23,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:04:23,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:04:23,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:04:23,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:04:23,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:04:23,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:04:23,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:04:23,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:04:23,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:04:23,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:04:23,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:04:23,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:04:23,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:04:23,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:04:23,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:04:23,286 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:04:23,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:04:23,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:04:23,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:04:23,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:04:23,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:04:23,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:04:23,290 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:04:23,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:04:23,290 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:04:23,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:04:23,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:04:23,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:04:23,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:04:23,292 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:04:23,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:04:23,293 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:04:23,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:04:23,293 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:04:23,293 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:04:23,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:04:23,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:23,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:04:23,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:04:23,294 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:04:23,294 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:04:23,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:04:23,295 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:04:23,295 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_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe08ef78ee5c945bc38e9e915e26405aefe9ffb2d4911c91347e07e6a879dcd5 [2021-11-23 01:04:23,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:04:23,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:04:23,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:04:23,635 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:04:23,637 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:04:23,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/heap-data/calendar.i [2021-11-23 01:04:23,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/data/4b17093d2/96900fd82b764fc083728e9382d9bc98/FLAG1bfe94cec [2021-11-23 01:04:24,380 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:04:24,386 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/sv-benchmarks/c/heap-data/calendar.i [2021-11-23 01:04:24,409 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/data/4b17093d2/96900fd82b764fc083728e9382d9bc98/FLAG1bfe94cec [2021-11-23 01:04:24,602 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/data/4b17093d2/96900fd82b764fc083728e9382d9bc98 [2021-11-23 01:04:24,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:04:24,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:04:24,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:24,611 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:04:24,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:04:24,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:24" (1/1) ... [2021-11-23 01:04:24,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f0de2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:24, skipping insertion in model container [2021-11-23 01:04:24,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:04:24" (1/1) ... [2021-11-23 01:04:24,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:04:24,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:04:25,002 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_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2021-11-23 01:04:25,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:25,014 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:04:25,050 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_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/sv-benchmarks/c/heap-data/calendar.i[23742,23755] [2021-11-23 01:04:25,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:04:25,082 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:04:25,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25 WrapperNode [2021-11-23 01:04:25,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:04:25,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:25,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:04:25,085 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:04:25,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,126 INFO L137 Inliner]: procedures = 121, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 71 [2021-11-23 01:04:25,127 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:04:25,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:04:25,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:04:25,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:04:25,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,136 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,140 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,140 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,155 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:04:25,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:04:25,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:04:25,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:04:25,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:04:25,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:04:25,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:04:25,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0581f9aa-ebc3-4be3-b10b-9b326c41d0ed/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:04:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:04:25,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:04:25,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:04:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:04:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:04:25,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:04:25,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:04:25,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:04:25,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:04:25,435 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:04:25,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:04:25,703 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:04:25,761 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:04:25,761 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:04:25,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:04:25 BoogieIcfgContainer [2021-11-23 01:04:25,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:04:25,769 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:04:25,769 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:04:25,780 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:04:25,780 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:04:25" (1/1) ... [2021-11-23 01:04:25,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:04:25,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 01:04:25,880 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 01:04:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:04:25,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:25,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,021 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 01:04:26,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:26,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2021-11-23 01:04:26,067 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2021-11-23 01:04:26,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:04:26,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:26,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,261 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 01:04:26,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2021-11-23 01:04:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2021-11-23 01:04:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:04:26,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:26,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:26,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:26,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:26,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-23 01:04:26,487 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-23 01:04:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:04:26,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:26,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:26,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2021-11-23 01:04:26,606 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2021-11-23 01:04:26,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:04:26,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:26,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:27,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2021-11-23 01:04:27,257 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2021-11-23 01:04:27,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:04:27,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:27,410 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2021-11-23 01:04:28,150 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2021-11-23 01:04:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:04:28,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,251 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:28,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2021-11-23 01:04:28,273 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-11-23 01:04:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:04:28,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,436 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2021-11-23 01:04:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2021-11-23 01:04:28,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:04:28,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2021-11-23 01:04:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2021-11-23 01:04:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:04:28,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,699 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:28,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2021-11-23 01:04:28,728 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2021-11-23 01:04:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:04:28,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:30,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:30,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2021-11-23 01:04:30,751 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2021-11-23 01:04:30,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:04:30,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:30,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:31,038 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:32,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2021-11-23 01:04:32,850 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2021-11-23 01:04:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:04:32,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,957 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:32,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2021-11-23 01:04:32,991 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2021-11-23 01:04:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:04:32,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,132 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:33,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:33,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2021-11-23 01:04:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2021-11-23 01:04:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:04:33,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:33,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,386 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:04:34,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:34,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2021-11-23 01:04:34,413 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2021-11-23 01:04:34,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:04:34,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:34,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,522 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:34,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2021-11-23 01:04:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2021-11-23 01:04:34,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:04:34,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:34,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:34,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:34,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 78 transitions. [2021-11-23 01:04:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 78 transitions. [2021-11-23 01:04:34,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:04:34,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:34,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:35,517 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:39,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:39,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 94 transitions. [2021-11-23 01:04:39,003 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 94 transitions. [2021-11-23 01:04:39,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:04:39,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:39,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:39,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:39,147 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 24 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:04:40,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:40,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 62 states and 96 transitions. [2021-11-23 01:04:40,017 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 96 transitions. [2021-11-23 01:04:40,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:40,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:40,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:44,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:44,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 69 states and 110 transitions. [2021-11-23 01:04:44,402 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 110 transitions. [2021-11-23 01:04:44,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:04:44,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:44,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:45,126 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 75 states and 121 transitions. [2021-11-23 01:04:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 121 transitions. [2021-11-23 01:04:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:04:47,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:47,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:47,982 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 17 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:48,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:48,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2021-11-23 01:04:48,099 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2021-11-23 01:04:48,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:04:48,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:48,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:48,284 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 26 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:04:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:50,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 81 states and 137 transitions. [2021-11-23 01:04:50,235 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 137 transitions. [2021-11-23 01:04:50,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:04:50,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:50,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:55,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:55,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 89 states and 151 transitions. [2021-11-23 01:04:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 151 transitions. [2021-11-23 01:04:55,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:04:55,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:55,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:56,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:56,583 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 90 states and 153 transitions. [2021-11-23 01:04:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 153 transitions. [2021-11-23 01:04:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:04:57,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:57,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:57,955 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 18 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 101 states and 182 transitions. [2021-11-23 01:05:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 182 transitions. [2021-11-23 01:05:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:05:05,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:05,879 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 3 proven. 57 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:05:06,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:06,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 102 states and 182 transitions. [2021-11-23 01:05:06,042 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 182 transitions. [2021-11-23 01:05:06,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:05:06,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:06,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 39 proven. 18 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:05:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 105 states and 187 transitions. [2021-11-23 01:05:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 187 transitions. [2021-11-23 01:05:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:05:07,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:08,347 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:15,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:15,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 112 states and 205 transitions. [2021-11-23 01:05:15,144 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 205 transitions. [2021-11-23 01:05:15,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:05:15,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:15,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:15,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:15,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:15,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 113 states and 206 transitions. [2021-11-23 01:05:15,985 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 206 transitions. [2021-11-23 01:05:15,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:05:15,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:15,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 22 proven. 49 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:05:17,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 116 states and 211 transitions. [2021-11-23 01:05:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 211 transitions. [2021-11-23 01:05:17,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:05:17,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:17,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 22 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:18,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:18,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 117 states and 214 transitions. [2021-11-23 01:05:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 214 transitions. [2021-11-23 01:05:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:05:18,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:18,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 36 proven. 39 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:05:21,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:21,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 122 states and 229 transitions. [2021-11-23 01:05:21,282 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 229 transitions. [2021-11-23 01:05:21,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:05:21,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:21,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:21,465 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 4 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:22,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:22,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 123 states and 230 transitions. [2021-11-23 01:05:22,240 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 230 transitions. [2021-11-23 01:05:22,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:05:22,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:22,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 4 proven. 80 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:23,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:23,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 124 states and 231 transitions. [2021-11-23 01:05:23,484 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 231 transitions. [2021-11-23 01:05:23,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:05:23,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:23,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:24,729 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 23 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:35,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 136 states and 268 transitions. [2021-11-23 01:05:35,354 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 268 transitions. [2021-11-23 01:05:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:05:35,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:35,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:35,554 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 54 proven. 39 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:05:37,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:37,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 139 states and 275 transitions. [2021-11-23 01:05:37,522 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 275 transitions. [2021-11-23 01:05:37,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:05:37,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:37,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:37,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:39,402 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 5 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:49,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:49,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 146 states and 297 transitions. [2021-11-23 01:05:49,230 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 297 transitions. [2021-11-23 01:05:49,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:05:49,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:49,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:49,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 26 proven. 80 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:50,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:50,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 147 states and 298 transitions. [2021-11-23 01:05:50,432 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 298 transitions. [2021-11-23 01:05:50,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:05:50,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:50,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:50,693 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 27 proven. 84 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:05:50,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:50,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 148 states and 301 transitions. [2021-11-23 01:05:50,862 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 301 transitions. [2021-11-23 01:05:50,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:05:50,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:50,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:53,866 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 46 proven. 68 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:06:04,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 159 states and 337 transitions. [2021-11-23 01:06:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 337 transitions. [2021-11-23 01:06:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:04,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,760 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 5 proven. 115 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:06:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 160 states and 338 transitions. [2021-11-23 01:06:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 338 transitions. [2021-11-23 01:06:07,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:06:07,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 5 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:06:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 161 states and 339 transitions. [2021-11-23 01:06:08,057 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 339 transitions. [2021-11-23 01:06:08,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:06:08,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,815 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 28 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 173 states and 380 transitions. [2021-11-23 01:06:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 380 transitions. [2021-11-23 01:06:25,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:06:25,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 54 proven. 82 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:06:31,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 178 states and 401 transitions. [2021-11-23 01:06:31,052 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 401 transitions. [2021-11-23 01:06:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:06:31,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 5 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:06:33,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 179 states and 402 transitions. [2021-11-23 01:06:33,003 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 402 transitions. [2021-11-23 01:06:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:06:33,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,303 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 69 proven. 68 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:06:36,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:36,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 182 states and 411 transitions. [2021-11-23 01:06:36,207 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 411 transitions. [2021-11-23 01:06:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:06:36,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:36,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 5 proven. 142 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:06:37,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 183 states and 413 transitions. [2021-11-23 01:06:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 413 transitions. [2021-11-23 01:06:37,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:06:37,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 6 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:54,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 190 states and 444 transitions. [2021-11-23 01:06:54,487 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 444 transitions. [2021-11-23 01:06:54,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:06:54,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:54,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,359 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 31 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:07:20,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:20,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 200 states and 484 transitions. [2021-11-23 01:07:20,038 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 484 transitions. [2021-11-23 01:07:20,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:07:20,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:20,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:20,837 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 31 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:07:24,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 201 states and 487 transitions. [2021-11-23 01:07:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 487 transitions. [2021-11-23 01:07:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:07:24,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:24,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 32 proven. 123 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:07:29,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 206 states and 503 transitions. [2021-11-23 01:07:29,310 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 503 transitions. [2021-11-23 01:07:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:07:29,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:29,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:30,961 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 32 proven. 125 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:07:34,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:34,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 207 states and 508 transitions. [2021-11-23 01:07:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 508 transitions. [2021-11-23 01:07:34,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:07:34,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:34,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 32 proven. 125 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:07:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 208 states and 512 transitions. [2021-11-23 01:07:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 512 transitions. [2021-11-23 01:07:38,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:07:38,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:38,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 56 proven. 105 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:08:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:14,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 224 states and 559 transitions. [2021-11-23 01:08:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 559 transitions. [2021-11-23 01:08:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:08:14,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:14,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:14,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:16,253 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 6 proven. 162 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:08:19,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 225 states and 560 transitions. [2021-11-23 01:08:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 560 transitions. [2021-11-23 01:08:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:08:19,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:19,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 35 proven. 141 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:08:23,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:23,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 226 states and 560 transitions. [2021-11-23 01:08:23,362 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 560 transitions. [2021-11-23 01:08:23,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:08:23,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:23,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:23,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 35 proven. 141 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:08:27,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:27,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 227 states and 560 transitions. [2021-11-23 01:08:27,365 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 560 transitions. [2021-11-23 01:08:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:08:27,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:27,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:30,038 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 6 proven. 168 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:08:33,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:33,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 228 states and 562 transitions. [2021-11-23 01:08:33,507 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 562 transitions. [2021-11-23 01:08:33,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:08:33,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:33,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:42,453 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 33 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:27,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 251 states and 633 transitions. [2021-11-23 01:09:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 633 transitions. [2021-11-23 01:09:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:09:27,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:27,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:29,692 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 84 proven. 105 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:09:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 254 states and 642 transitions. [2021-11-23 01:09:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 642 transitions. [2021-11-23 01:09:34,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:09:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:34,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:36,544 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 84 proven. 105 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:09:40,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:40,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 255 states and 646 transitions. [2021-11-23 01:09:40,676 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 646 transitions. [2021-11-23 01:09:40,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:09:40,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:40,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:50,606 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 7 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:10:23,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:10:23,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 262 states and 676 transitions. [2021-11-23 01:10:23,950 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 676 transitions. [2021-11-23 01:10:23,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:10:23,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:10:23,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:10:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:10:32,683 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 36 proven. 168 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:10,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:10,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 269 states and 704 transitions. [2021-11-23 01:11:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 704 transitions. [2021-11-23 01:11:10,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:11:10,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:10,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:10,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:11,139 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 36 proven. 168 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:16,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:16,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 270 states and 708 transitions. [2021-11-23 01:11:16,392 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 708 transitions. [2021-11-23 01:11:16,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:16,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:16,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:24,817 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 37 proven. 174 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:42,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:42,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 272 states and 715 transitions. [2021-11-23 01:11:42,843 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 715 transitions. [2021-11-23 01:11:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:11:42,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:42,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:43,599 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 37 proven. 174 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:48,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:48,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 273 states and 720 transitions. [2021-11-23 01:11:48,898 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 720 transitions. [2021-11-23 01:11:48,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:11:48,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:48,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,788 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 66 proven. 150 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:12:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:13,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 279 states and 765 transitions. [2021-11-23 01:12:13,871 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 765 transitions. [2021-11-23 01:12:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:12:13,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:13,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:15,099 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 66 proven. 150 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:12:25,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 281 states and 779 transitions. [2021-11-23 01:12:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 779 transitions. [2021-11-23 01:12:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:12:25,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:25,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:25,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 93 proven. 119 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:12:53,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:53,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 286 states and 796 transitions. [2021-11-23 01:12:53,768 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 796 transitions. [2021-11-23 01:12:53,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:12:53,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:53,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:53,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 93 proven. 119 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:13:00,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:00,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 287 states and 802 transitions. [2021-11-23 01:13:00,159 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 802 transitions. [2021-11-23 01:13:00,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:13:00,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:00,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:01,691 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 93 proven. 119 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:13:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 288 states and 806 transitions. [2021-11-23 01:13:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 806 transitions. [2021-11-23 01:13:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:13:04,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:04,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 96 proven. 123 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:13:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 292 states and 830 transitions. [2021-11-23 01:13:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 830 transitions. [2021-11-23 01:13:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:13:25,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:26,438 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 96 proven. 123 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:13:31,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 293 states and 834 transitions. [2021-11-23 01:13:31,209 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 834 transitions. [2021-11-23 01:13:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:13:31,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 96 proven. 123 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:13:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 295 states and 846 transitions. [2021-11-23 01:13:37,229 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 846 transitions. [2021-11-23 01:13:37,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:13:37,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,370 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 7 proven. 217 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:13:50,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 296 states and 849 transitions. [2021-11-23 01:13:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 849 transitions. [2021-11-23 01:13:50,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:13:50,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:50,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 7 proven. 217 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:21,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:21,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 302 states and 877 transitions. [2021-11-23 01:14:21,053 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 877 transitions. [2021-11-23 01:14:21,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:14:21,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:21,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:22,358 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 39 proven. 186 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:14:27,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 303 states and 880 transitions. [2021-11-23 01:14:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 880 transitions. [2021-11-23 01:14:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:14:27,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:27,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:27,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:28,323 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 39 proven. 186 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:14:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:33,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 304 states and 883 transitions. [2021-11-23 01:14:33,170 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 883 transitions. [2021-11-23 01:14:33,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:14:33,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:33,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:33,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,558 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 7 proven. 224 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:14:47,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 307 states and 905 transitions. [2021-11-23 01:14:47,548 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 905 transitions. [2021-11-23 01:14:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:14:47,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:54,566 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 40 proven. 192 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:15:12,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:12,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 310 states and 922 transitions. [2021-11-23 01:15:12,040 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 922 transitions. [2021-11-23 01:15:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:15:12,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:12,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:12,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:12,830 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 40 proven. 192 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:15:18,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 311 states and 925 transitions. [2021-11-23 01:15:18,016 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 925 transitions. [2021-11-23 01:15:18,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:15:18,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:18,825 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 40 proven. 192 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:15:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 312 states and 930 transitions. [2021-11-23 01:15:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 930 transitions. [2021-11-23 01:15:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:15:24,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:24,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,757 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 112 proven. 105 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:15:32,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:32,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 313 states and 944 transitions. [2021-11-23 01:15:32,371 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 944 transitions. [2021-11-23 01:15:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:15:32,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:32,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:33,669 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 40 proven. 192 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:15:39,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 314 states and 948 transitions. [2021-11-23 01:15:39,323 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 948 transitions. [2021-11-23 01:15:39,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:15:39,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,697 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 40 proven. 192 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:15:45,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 315 states and 954 transitions. [2021-11-23 01:15:45,818 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 954 transitions. [2021-11-23 01:15:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:15:45,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,959 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 41 proven. 198 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:15:52,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 316 states and 962 transitions. [2021-11-23 01:15:52,048 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 962 transitions. [2021-11-23 01:15:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:15:52,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:53,211 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 41 proven. 198 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:15:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 317 states and 966 transitions. [2021-11-23 01:15:58,261 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 966 transitions. [2021-11-23 01:15:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:15:58,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 38 proven. 203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:57,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:57,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 329 states and 1026 transitions. [2021-11-23 01:16:57,283 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1026 transitions. [2021-11-23 01:16:57,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:16:57,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:57,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:59,109 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 72 proven. 168 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:17:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:05,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 330 states and 1028 transitions. [2021-11-23 01:17:05,025 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1028 transitions. [2021-11-23 01:17:05,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:17:05,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:05,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:06,929 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 38 proven. 203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.