./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/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_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fd80c822f4c545ea9a48882a667e8fa2630e37e10bf15ea7aea35e48f16af74 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:49:49,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:49:49,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:49:49,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:49:49,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:49:49,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:49:49,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:49:49,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:49:49,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:49:49,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:49:49,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:49:49,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:49:49,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:49:49,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:49:49,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:49:49,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:49:49,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:49:49,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:49:49,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:49:49,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:49:49,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:49:49,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:49:49,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:49:49,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:49:49,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:49:49,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:49:49,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:49:49,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:49:49,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:49:49,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:49:49,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:49:49,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:49:49,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:49:49,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:49:49,179 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:49:49,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:49:49,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:49:49,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:49:49,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:49:49,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:49:49,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:49:49,183 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:49:49,227 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:49:49,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:49:49,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:49:49,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:49:49,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:49:49,230 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:49:49,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:49:49,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:49:49,237 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:49:49,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:49:49,239 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:49:49,239 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:49:49,239 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:49:49,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:49:49,240 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:49:49,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:49:49,240 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:49:49,240 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:49:49,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:49:49,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:49,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:49:49,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:49:49,241 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:49:49,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:49:49,242 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_d3fb8210-11b3-4eba-8d40-aea6786faae4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fd80c822f4c545ea9a48882a667e8fa2630e37e10bf15ea7aea35e48f16af74 [2021-11-23 01:49:49,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:49:49,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:49:49,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:49:49,566 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:49:49,567 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:49:49,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i [2021-11-23 01:49:49,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/data/88c307256/363cfbf34c8a48269dbef2d7defa30e1/FLAG7bca1c57c [2021-11-23 01:49:50,167 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:49:50,167 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/sv-benchmarks/c/ldv-memsafety/memleaks_test10-2.i [2021-11-23 01:49:50,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/data/88c307256/363cfbf34c8a48269dbef2d7defa30e1/FLAG7bca1c57c [2021-11-23 01:49:50,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/data/88c307256/363cfbf34c8a48269dbef2d7defa30e1 [2021-11-23 01:49:50,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:49:50,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:49:50,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:50,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:49:50,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:49:50,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:50" (1/1) ... [2021-11-23 01:49:50,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2991bb2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:50, skipping insertion in model container [2021-11-23 01:49:50,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:50" (1/1) ... [2021-11-23 01:49:50,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:49:50,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:49:51,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:51,061 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:49:51,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:51,179 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:49:51,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51 WrapperNode [2021-11-23 01:49:51,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:51,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:51,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:49:51,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:49:51,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,268 INFO L137 Inliner]: procedures = 166, calls = 92, calls flagged for inlining = 34, calls inlined = 9, statements flattened = 121 [2021-11-23 01:49:51,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:51,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:49:51,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:49:51,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:49:51,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,296 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:49:51,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:49:51,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:49:51,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:49:51,314 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,329 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:51,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:49:51,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:49:51,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3fb8210-11b3-4eba-8d40-aea6786faae4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:49:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:49:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:49:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:49:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:49:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:49:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:49:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:49:51,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:49:51,495 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:49:51,497 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:49:51,885 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:49:51,959 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:49:51,960 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:49:51,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:51 BoogieIcfgContainer [2021-11-23 01:49:51,964 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:49:51,965 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:49:51,966 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:49:51,975 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:49:51,976 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:49:52,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:52,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 77 states and 79 transitions. [2021-11-23 01:49:52,042 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 79 transitions. [2021-11-23 01:49:52,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:49:52,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:52,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:52,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,337 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 01:49:52,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:52,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 76 states and 78 transitions. [2021-11-23 01:49:52,396 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 78 transitions. [2021-11-23 01:49:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:49:52,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:52,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,518 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 01:49:52,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:52,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 75 states and 77 transitions. [2021-11-23 01:49:52,754 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-11-23 01:49:52,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:49:52,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:52,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:52,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,829 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 01:49:52,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2021-11-23 01:49:52,844 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2021-11-23 01:49:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:49:52,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:52,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,889 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 01:49:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2021-11-23 01:49:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2021-11-23 01:49:52,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:49:52,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:52,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,064 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 01:49:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 75 states and 77 transitions. [2021-11-23 01:49:53,256 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2021-11-23 01:49:53,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:49:53,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,295 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 01:49:53,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2021-11-23 01:49:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2021-11-23 01:49:53,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:49:53,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,365 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 01:49:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2021-11-23 01:49:53,380 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2021-11-23 01:49:53,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:49:53,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,419 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 01:49:53,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2021-11-23 01:49:53,553 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2021-11-23 01:49:53,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:49:53,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:53,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:53,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:53,791 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 01:49:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2021-11-23 01:49:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2021-11-23 01:49:54,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:49:54,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:54,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:55,009 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 01:49:56,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 72 states and 74 transitions. [2021-11-23 01:49:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2021-11-23 01:49:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:49:56,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:56,592 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 01:49:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:58,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2021-11-23 01:49:58,145 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2021-11-23 01:49:58,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:49:58,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:58,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:58,200 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 01:49:58,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:58,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 73 states and 75 transitions. [2021-11-23 01:49:58,408 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 75 transitions. [2021-11-23 01:49:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:49:58,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:58,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:58,540 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 01:49:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 72 states and 74 transitions. [2021-11-23 01:49:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2021-11-23 01:49:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:49:59,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:59,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:59,203 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 01:49:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:59,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 75 states and 79 transitions. [2021-11-23 01:49:59,674 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2021-11-23 01:49:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:49:59,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:59,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:00,139 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 01:50:02,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:02,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 74 states and 78 transitions. [2021-11-23 01:50:02,533 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2021-11-23 01:50:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:50:02,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:02,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:03,297 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 01:50:05,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 73 states and 77 transitions. [2021-11-23 01:50:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2021-11-23 01:50:05,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:50:05,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:05,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:05,942 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 01:50:09,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:09,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2021-11-23 01:50:09,675 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2021-11-23 01:50:09,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:50:09,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:09,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:09,799 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 01:50:10,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:10,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2021-11-23 01:50:10,245 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2021-11-23 01:50:10,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:50:10,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:10,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:10,286 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 01:50:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2021-11-23 01:50:10,872 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2021-11-23 01:50:10,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:50:10,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:10,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:11,029 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 01:50:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:11,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2021-11-23 01:50:11,144 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2021-11-23 01:50:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:50:11,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:11,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:11,349 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 01:50:13,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2021-11-23 01:50:13,472 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2021-11-23 01:50:13,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:50:13,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:13,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:13,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:14,590 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 01:50:16,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2021-11-23 01:50:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2021-11-23 01:50:16,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:50:16,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:16,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:17,495 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 01:50:19,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2021-11-23 01:50:19,447 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2021-11-23 01:50:19,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:50:19,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:19,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:20,080 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 01:50:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:22,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2021-11-23 01:50:22,188 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2021-11-23 01:50:22,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:50:22,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:22,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:23,762 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 01:50:32,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2021-11-23 01:50:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2021-11-23 01:50:32,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:50:32,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:32,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:34,934 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 01:50:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2021-11-23 01:50:42,539 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2021-11-23 01:50:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:50:42,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:42,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:44,682 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 01:50:54,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:54,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2021-11-23 01:50:54,370 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2021-11-23 01:50:54,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:50:54,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:54,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:54,671 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 01:50:57,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:57,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2021-11-23 01:50:57,232 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2021-11-23 01:50:57,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:50:57,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:57,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:57,852 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 01:51:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:01,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 80 states and 90 transitions. [2021-11-23 01:51:01,013 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 90 transitions. [2021-11-23 01:51:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:51:01,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:01,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:01,861 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 01:51:06,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:06,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2021-11-23 01:51:06,442 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2021-11-23 01:51:06,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:51:06,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:06,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:06,467 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 01:51:09,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:09,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 83 states and 93 transitions. [2021-11-23 01:51:09,719 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2021-11-23 01:51:09,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:51:09,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:09,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:13,339 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 01:51:33,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:33,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2021-11-23 01:51:33,595 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2021-11-23 01:51:33,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:51:33,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:33,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:40,459 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 01:51:56,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:56,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 81 states and 91 transitions. [2021-11-23 01:51:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 91 transitions. [2021-11-23 01:51:56,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:51:56,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:56,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:56,271 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 01:52:09,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:09,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 85 states and 95 transitions. [2021-11-23 01:52:09,823 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2021-11-23 01:52:09,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:52:09,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:09,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:15,959 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 01:52:43,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:43,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 84 states and 94 transitions. [2021-11-23 01:52:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2021-11-23 01:52:43,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:52:43,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:43,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:50,962 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 01:53:05,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:05,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 83 states and 93 transitions. [2021-11-23 01:53:05,125 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2021-11-23 01:53:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:53:05,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:05,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:08,149 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 01:53:20,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:20,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2021-11-23 01:53:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2021-11-23 01:53:20,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:53:20,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:20,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:26,578 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 01:53:42,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:42,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 89 states and 101 transitions. [2021-11-23 01:53:42,479 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2021-11-23 01:53:42,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:53:42,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:42,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:50,309 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 01:54:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:33,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2021-11-23 01:54:33,887 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2021-11-23 01:54:33,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:54:33,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:33,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:33,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:42,837 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 01:55:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2021-11-23 01:55:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2021-11-23 01:55:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:55:25,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:25,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:29,520 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 01:55:48,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:48,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2021-11-23 01:55:48,138 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2021-11-23 01:55:48,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:55:48,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:48,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:57,826 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 01:56:50,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:56:50,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2021-11-23 01:56:50,524 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2021-11-23 01:56:50,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:56:50,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:56:50,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:56:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:56:51,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:57:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:57:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 89 states and 101 transitions. [2021-11-23 01:57:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2021-11-23 01:57:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:57:08,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:57:08,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:57:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:57:19,568 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 01:58:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2021-11-23 01:58:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2021-11-23 01:58:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:58:02,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:02,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:04,678 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 01:58:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:58:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 87 states and 99 transitions. [2021-11-23 01:58:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2021-11-23 01:58:27,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:58:27,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:58:27,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:38,321 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 01:59:16,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:59:16,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 86 states and 98 transitions. [2021-11-23 01:59:16,396 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2021-11-23 01:59:16,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:59:16,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:59:16,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:59:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:59:30,231 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 02:00:51,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 02:00:51,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 85 states and 97 transitions. [2021-11-23 02:00:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2021-11-23 02:00:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 02:00:51,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 02:00:51,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 02:00:51,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 02:01:08,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.