./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/pr5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/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_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/pr5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/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_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/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 374c198ea90130277bd1a124bc94571dd240bc0803e6f3936a68065c719ddd5a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:28:19,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:28:19,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:28:19,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:28:19,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:28:19,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:28:19,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:28:19,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:28:19,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:28:19,284 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:28:19,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:28:19,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:28:19,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:28:19,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:28:19,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:28:19,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:28:19,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:28:19,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:28:19,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:28:19,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:28:19,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:28:19,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:28:19,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:28:19,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:28:19,327 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:28:19,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:28:19,328 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:28:19,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:28:19,330 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:28:19,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:28:19,331 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:28:19,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:28:19,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:28:19,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:28:19,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:28:19,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:28:19,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:28:19,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:28:19,338 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:28:19,339 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:28:19,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:28:19,341 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:28:19,366 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:28:19,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:28:19,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:28:19,368 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:28:19,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:28:19,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:28:19,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:28:19,370 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:28:19,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:28:19,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:28:19,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:28:19,371 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:28:19,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:28:19,372 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:28:19,372 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:28:19,373 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:28:19,373 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:28:19,374 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:28:19,374 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:28:19,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:28:19,375 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:28:19,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:28:19,376 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:28:19,376 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:28:19,376 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:28:19,377 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:28:19,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:28:19,378 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:28:19,378 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_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 374c198ea90130277bd1a124bc94571dd240bc0803e6f3936a68065c719ddd5a [2021-11-23 01:28:19,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:28:19,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:28:19,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:28:19,650 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:28:19,650 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:28:19,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-tiling/pr5.c [2021-11-23 01:28:19,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/data/ee6dc0aaa/282e081054fa45ef9abfd14e3e7a4cc2/FLAG3f9a7d542 [2021-11-23 01:28:20,271 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:28:20,276 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/sv-benchmarks/c/array-tiling/pr5.c [2021-11-23 01:28:20,286 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/data/ee6dc0aaa/282e081054fa45ef9abfd14e3e7a4cc2/FLAG3f9a7d542 [2021-11-23 01:28:20,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/data/ee6dc0aaa/282e081054fa45ef9abfd14e3e7a4cc2 [2021-11-23 01:28:20,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:28:20,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:28:20,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:28:20,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:28:20,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:28:20,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba47fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20, skipping insertion in model container [2021-11-23 01:28:20,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:28:20,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:28:20,824 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_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/sv-benchmarks/c/array-tiling/pr5.c[394,407] [2021-11-23 01:28:20,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:28:20,852 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:28:20,866 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_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/sv-benchmarks/c/array-tiling/pr5.c[394,407] [2021-11-23 01:28:20,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:28:20,891 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:28:20,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20 WrapperNode [2021-11-23 01:28:20,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:28:20,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:28:20,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:28:20,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:28:20,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,953 INFO L137 Inliner]: procedures = 15, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2021-11-23 01:28:20,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:28:20,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:28:20,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:28:20,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:28:20,963 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,996 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:20,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:21,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:28:21,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:28:21,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:28:21,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:28:21,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:20" (1/1) ... [2021-11-23 01:28:21,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:28:21,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:28:21,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:28:21,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be053d3-f9e5-4fe5-8105-3fd6b9881ce2/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:28:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:28:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:28:21,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:28:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:28:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:28:21,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:28:21,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:28:21,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:28:21,173 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:28:21,175 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:28:21,405 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:28:21,556 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:28:21,557 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:28:21,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:28:21 BoogieIcfgContainer [2021-11-23 01:28:21,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:28:21,561 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:28:21,561 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:28:21,574 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:28:21,574 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:28:21" (1/1) ... [2021-11-23 01:28:21,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:28:21,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:21,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 01:28:21,638 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 01:28:21,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:28:21,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:21,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:21,912 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 01:28:22,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:22,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2021-11-23 01:28:22,059 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2021-11-23 01:28:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:28:22,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:22,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:22,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:23,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 17 states and 30 transitions. [2021-11-23 01:28:23,715 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 30 transitions. [2021-11-23 01:28:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:28:23,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:23,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:23,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:24,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:25,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 18 states and 37 transitions. [2021-11-23 01:28:25,229 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 37 transitions. [2021-11-23 01:28:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:28:25,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:25,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:25,940 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:27,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:27,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-11-23 01:28:27,011 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-11-23 01:28:27,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:28:27,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:27,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2021-11-23 01:28:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2021-11-23 01:28:28,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:28:28,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:28,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:29,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2021-11-23 01:28:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2021-11-23 01:28:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:28:31,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:31,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:32,572 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:35,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:35,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2021-11-23 01:28:35,948 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2021-11-23 01:28:35,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:28:35,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:35,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:35,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:36,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:36,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2021-11-23 01:28:36,488 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2021-11-23 01:28:36,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:28:36,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:36,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:37,364 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:43,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 78 transitions. [2021-11-23 01:28:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 78 transitions. [2021-11-23 01:28:43,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:28:43,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:43,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:56,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 57 states and 109 transitions. [2021-11-23 01:28:56,065 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 109 transitions. [2021-11-23 01:28:56,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:28:56,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:56,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:59,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:59,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 61 states and 122 transitions. [2021-11-23 01:28:59,558 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 122 transitions. [2021-11-23 01:28:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:28:59,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:59,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:59,760 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:00,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:00,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 62 states and 123 transitions. [2021-11-23 01:29:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 123 transitions. [2021-11-23 01:29:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:29:00,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:00,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:02,371 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:15,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 72 states and 156 transitions. [2021-11-23 01:29:15,840 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 156 transitions. [2021-11-23 01:29:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:29:15,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:15,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 74 states and 166 transitions. [2021-11-23 01:29:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 166 transitions. [2021-11-23 01:29:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:29:18,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:18,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:18,237 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:19,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:19,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 75 states and 179 transitions. [2021-11-23 01:29:19,520 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 179 transitions. [2021-11-23 01:29:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:29:19,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:19,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:19,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:19,909 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:22,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:22,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 76 states and 180 transitions. [2021-11-23 01:29:22,915 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 180 transitions. [2021-11-23 01:29:22,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:22,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:22,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:25,355 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:46,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:46,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 91 states and 221 transitions. [2021-11-23 01:29:46,270 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 221 transitions. [2021-11-23 01:29:46,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:46,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:46,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:46,415 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:48,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 93 states and 226 transitions. [2021-11-23 01:29:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 226 transitions. [2021-11-23 01:29:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:48,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:48,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:48,755 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:50,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:50,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 94 states and 228 transitions. [2021-11-23 01:29:50,059 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 228 transitions. [2021-11-23 01:29:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:29:50,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:50,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:50,247 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 95 states and 229 transitions. [2021-11-23 01:29:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 229 transitions. [2021-11-23 01:29:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:29:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:51,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 58 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 96 states and 230 transitions. [2021-11-23 01:29:58,626 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 230 transitions. [2021-11-23 01:29:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:29:58,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:58,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:17,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 106 states and 260 transitions. [2021-11-23 01:30:17,140 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 260 transitions. [2021-11-23 01:30:17,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:30:17,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:17,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:25,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 113 states and 275 transitions. [2021-11-23 01:30:25,023 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 275 transitions. [2021-11-23 01:30:25,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:30:25,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:29,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:29,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 116 states and 284 transitions. [2021-11-23 01:30:29,722 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 284 transitions. [2021-11-23 01:30:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:30:29,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:29,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:29,850 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:34,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 119 states and 291 transitions. [2021-11-23 01:30:34,099 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 291 transitions. [2021-11-23 01:30:34,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:30:34,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:34,213 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:39,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:39,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 122 states and 299 transitions. [2021-11-23 01:30:39,083 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 299 transitions. [2021-11-23 01:30:39,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:30:39,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:39,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 138 states and 342 transitions. [2021-11-23 01:31:12,570 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 342 transitions. [2021-11-23 01:31:12,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:12,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:12,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:12,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:12,702 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:22,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 145 states and 358 transitions. [2021-11-23 01:31:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 358 transitions. [2021-11-23 01:31:22,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:22,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:22,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:22,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:22,461 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:24,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:24,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 146 states and 363 transitions. [2021-11-23 01:31:24,579 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 363 transitions. [2021-11-23 01:31:24,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:24,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:24,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:24,709 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:28,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:28,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 148 states and 369 transitions. [2021-11-23 01:31:28,773 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 369 transitions. [2021-11-23 01:31:28,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:28,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:28,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:28,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:28,904 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:31,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:31,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 149 states and 372 transitions. [2021-11-23 01:31:31,200 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 372 transitions. [2021-11-23 01:31:31,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:31,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:31,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:31,327 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:35,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:35,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 151 states and 377 transitions. [2021-11-23 01:31:35,022 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 377 transitions. [2021-11-23 01:31:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:35,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:35,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:35,148 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:37,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:37,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 152 states and 380 transitions. [2021-11-23 01:31:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 380 transitions. [2021-11-23 01:31:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:31:37,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:37,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:43,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 155 states and 388 transitions. [2021-11-23 01:31:43,117 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 388 transitions. [2021-11-23 01:31:43,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:31:43,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:27,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 171 states and 438 transitions. [2021-11-23 01:32:27,067 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 438 transitions. [2021-11-23 01:32:27,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:32:27,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:27,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:27,216 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:39,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:39,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 178 states and 456 transitions. [2021-11-23 01:32:39,581 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 456 transitions. [2021-11-23 01:32:39,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:32:39,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:39,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:39,729 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 179 states and 467 transitions. [2021-11-23 01:32:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 467 transitions. [2021-11-23 01:32:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:32:42,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:42,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:42,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 181 states and 483 transitions. [2021-11-23 01:32:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 483 transitions. [2021-11-23 01:32:47,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:32:47,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:47,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:47,252 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:50,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 182 states and 503 transitions. [2021-11-23 01:32:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 503 transitions. [2021-11-23 01:32:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:32:50,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:50,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:57,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 185 states and 523 transitions. [2021-11-23 01:32:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 523 transitions. [2021-11-23 01:32:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:32:57,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:57,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:02,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 187 states and 542 transitions. [2021-11-23 01:33:02,469 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 542 transitions. [2021-11-23 01:33:02,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:33:02,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:02,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:02,633 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:05,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:05,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 188 states and 559 transitions. [2021-11-23 01:33:05,455 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 559 transitions. [2021-11-23 01:33:05,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:33:05,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:05,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:10,346 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 207 states and 624 transitions. [2021-11-23 01:34:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 624 transitions. [2021-11-23 01:34:00,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:34:00,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:00,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:37,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 223 states and 673 transitions. [2021-11-23 01:34:37,308 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 673 transitions. [2021-11-23 01:34:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:34:37,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:37,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:37,558 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:51,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 229 states and 689 transitions. [2021-11-23 01:34:51,835 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 689 transitions. [2021-11-23 01:34:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:34:51,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:51,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:52,229 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:12,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:12,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 238 states and 712 transitions. [2021-11-23 01:35:12,798 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 712 transitions. [2021-11-23 01:35:12,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:35:12,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:12,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:18,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 240 states and 727 transitions. [2021-11-23 01:35:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 727 transitions. [2021-11-23 01:35:18,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:35:18,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:18,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:19,203 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:31,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:31,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 245 states and 739 transitions. [2021-11-23 01:35:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 739 transitions. [2021-11-23 01:35:31,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:35:31,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:31,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:31,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:31,979 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 248 states and 742 transitions. [2021-11-23 01:35:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 742 transitions. [2021-11-23 01:35:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:35:39,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:39,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:50,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:50,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 252 states and 755 transitions. [2021-11-23 01:35:50,679 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 755 transitions. [2021-11-23 01:35:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:35:50,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:50,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:56,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 254 states and 763 transitions. [2021-11-23 01:35:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 763 transitions. [2021-11-23 01:35:56,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:35:56,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:56,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:56,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:57,145 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 255 states and 768 transitions. [2021-11-23 01:36:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 768 transitions. [2021-11-23 01:36:00,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:36:00,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:00,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:00,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:00,955 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:09,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:09,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 258 states and 774 transitions. [2021-11-23 01:36:09,288 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 774 transitions. [2021-11-23 01:36:09,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:36:09,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:09,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:09,514 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 259 states and 780 transitions. [2021-11-23 01:36:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 780 transitions. [2021-11-23 01:36:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:36:12,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:12,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:13,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:13,248 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 262 states and 785 transitions. [2021-11-23 01:36:21,742 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 785 transitions. [2021-11-23 01:36:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:36:21,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:21,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:21,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:31,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 265 states and 798 transitions. [2021-11-23 01:36:31,222 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 798 transitions. [2021-11-23 01:36:31,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:36:31,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:31,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:31,448 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 127 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:49,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:49,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 271 states and 815 transitions. [2021-11-23 01:36:49,722 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 815 transitions. [2021-11-23 01:36:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:36:49,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:49,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:03,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 287 states and 878 transitions. [2021-11-23 01:38:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 878 transitions. [2021-11-23 01:38:03,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:03,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:03,380 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:14,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 290 states and 910 transitions. [2021-11-23 01:38:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 910 transitions. [2021-11-23 01:38:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:14,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:21,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:21,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 292 states and 928 transitions. [2021-11-23 01:38:21,645 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 928 transitions. [2021-11-23 01:38:21,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:21,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:21,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:28,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 294 states and 950 transitions. [2021-11-23 01:38:28,907 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 950 transitions. [2021-11-23 01:38:28,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:28,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,240 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:48,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:48,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 301 states and 976 transitions. [2021-11-23 01:38:48,447 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 976 transitions. [2021-11-23 01:38:48,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:48,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:48,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:59,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 304 states and 1027 transitions. [2021-11-23 01:38:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 1027 transitions. [2021-11-23 01:38:59,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:38:59,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:59,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:59,784 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:19,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:19,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 311 states and 1054 transitions. [2021-11-23 01:39:19,175 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1054 transitions. [2021-11-23 01:39:19,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:19,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:19,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,459 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:39,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:39,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 318 states and 1076 transitions. [2021-11-23 01:39:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1076 transitions. [2021-11-23 01:39:39,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:39,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:39,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:50,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 321 states and 1106 transitions. [2021-11-23 01:39:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 1106 transitions. [2021-11-23 01:39:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:50,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:50,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:55,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 322 states and 1128 transitions. [2021-11-23 01:39:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1128 transitions. [2021-11-23 01:39:55,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:55,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 323 states and 1153 transitions. [2021-11-23 01:39:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1153 transitions. [2021-11-23 01:39:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:39:59,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,040 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:07,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:07,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 325 states and 1162 transitions. [2021-11-23 01:40:07,282 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 1162 transitions. [2021-11-23 01:40:07,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:07,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:07,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:07,558 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:11,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 326 states and 1185 transitions. [2021-11-23 01:40:11,774 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1185 transitions. [2021-11-23 01:40:11,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:11,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:23,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:23,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 329 states and 1220 transitions. [2021-11-23 01:40:23,601 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 1220 transitions. [2021-11-23 01:40:23,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:40:23,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:23,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:23,862 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:28,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 330 states and 1245 transitions. [2021-11-23 01:40:28,165 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1245 transitions. [2021-11-23 01:40:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:40:28,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:28,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:36,797 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 193 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.