./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label51.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4 --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 41e23ce61c4ec5f5654fc4bd84a547bf559989a53840176f6f531be89d4f357c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:06:40,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:06:40,287 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:06:40,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:06:40,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:06:40,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:06:40,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:06:40,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:06:40,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:06:40,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:06:40,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:06:40,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:06:40,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:06:40,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:06:40,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:06:40,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:06:40,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:06:40,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:06:40,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:06:40,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:06:40,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:06:40,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:06:40,325 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:06:40,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:06:40,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:06:40,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:06:40,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:06:40,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:06:40,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:06:40,332 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:06:40,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:06:40,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:06:40,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:06:40,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:06:40,336 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:06:40,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:06:40,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:06:40,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:06:40,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:06:40,337 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:06:40,338 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:06:40,339 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:06:40,360 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:06:40,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:06:40,361 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:06:40,361 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:06:40,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:06:40,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:06:40,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:06:40,362 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:06:40,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:06:40,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:06:40,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:06:40,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:06:40,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:06:40,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:06:40,363 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:06:40,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:06:40,364 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:06:40,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:06:40,364 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:06:40,364 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:06:40,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:06:40,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:06:40,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:06:40,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:06:40,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:06:40,365 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:06:40,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:06:40,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:06:40,366 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_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41e23ce61c4ec5f5654fc4bd84a547bf559989a53840176f6f531be89d4f357c [2022-12-14 20:06:40,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:06:40,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:06:40,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:06:40,567 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:06:40,567 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:06:40,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label51.c [2022-12-14 20:06:43,114 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:06:44,111 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:06:44,112 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/sv-benchmarks/c/eca-rers2012/Problem07_label51.c [2022-12-14 20:06:44,236 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/data/234be4e58/3a2f2e57147440a695ffb86cb2bf602d/FLAG7b00ee79f [2022-12-14 20:06:44,697 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/data/234be4e58/3a2f2e57147440a695ffb86cb2bf602d [2022-12-14 20:06:44,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:06:44,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:06:44,701 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:06:44,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:06:44,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:06:44,705 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:44" (1/1) ... [2022-12-14 20:06:44,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f2baae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:06:44, skipping insertion in model container [2022-12-14 20:06:44,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:06:44" (1/1) ... [2022-12-14 20:06:44,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:06:45,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:06:55,104 WARN L237 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_97bb03d0-0075-4e87-aa64-8cb6c91174d0/sv-benchmarks/c/eca-rers2012/Problem07_label51.c[2774270,2774283] [2022-12-14 20:06:55,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:06:55,162 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:07:01,027 WARN L237 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_97bb03d0-0075-4e87-aa64-8cb6c91174d0/sv-benchmarks/c/eca-rers2012/Problem07_label51.c[2774270,2774283] [2022-12-14 20:07:01,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:01,652 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:07:01,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01 WrapperNode [2022-12-14 20:07:01,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:01,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:01,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:07:01,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:07:01,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:01,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:03,270 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-14 20:07:03,270 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:03,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:07:03,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:07:03,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:07:03,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:03,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:03,471 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:03,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:04,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:04,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:04,219 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:04,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:04,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:07:04,666 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:07:04,666 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:07:04,666 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:07:04,667 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:01" (1/1) ... [2022-12-14 20:07:04,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:04,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:07:04,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:07:04,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97bb03d0-0075-4e87-aa64-8cb6c91174d0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:07:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:07:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:07:04,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:07:04,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:07:04,816 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:07:04,817 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:07:37,519 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:07:38,233 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:07:38,233 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:07:38,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:38 BoogieIcfgContainer [2022-12-14 20:07:38,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:07:38,242 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:07:38,242 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:07:38,249 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:07:38,249 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:38" (1/1) ... [2022-12-14 20:07:38,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:07:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:38,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 20:07:38,410 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 20:07:39,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 20:07:39,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:39,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:07:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:09,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:08:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:08:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31134 states to 20218 states and 31134 transitions. [2022-12-14 20:08:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31134 transitions. [2022-12-14 20:08:42,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 20:08:42,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:08:42,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:03,775 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:04,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31139 states to 20221 states and 31139 transitions. [2022-12-14 20:09:04,389 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31139 transitions. [2022-12-14 20:09:04,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-14 20:09:04,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:04,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:25,244 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:25,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:25,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31146 states to 20225 states and 31146 transitions. [2022-12-14 20:09:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 20225 states and 31146 transitions. [2022-12-14 20:09:26,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2022-12-14 20:09:26,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:26,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:48,466 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:49,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31156 states to 20231 states and 31156 transitions. [2022-12-14 20:09:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 20231 states and 31156 transitions. [2022-12-14 20:09:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10095 [2022-12-14 20:09:49,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:49,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:50,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:13,991 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:14,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31169 states to 20239 states and 31169 transitions. [2022-12-14 20:10:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31169 transitions. [2022-12-14 20:10:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10096 [2022-12-14 20:10:15,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:15,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:16,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:40,034 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:41,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20248 states and 31184 transitions. [2022-12-14 20:10:41,171 INFO L276 IsEmpty]: Start isEmpty. Operand 20248 states and 31184 transitions. [2022-12-14 20:10:41,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-14 20:10:41,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:41,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:05,491 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:11:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31202 states to 20259 states and 31202 transitions. [2022-12-14 20:11:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 20259 states and 31202 transitions. [2022-12-14 20:11:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-14 20:11:07,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:07,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:29,117 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:11:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:30,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31222 states to 20271 states and 31222 transitions. [2022-12-14 20:11:30,392 INFO L276 IsEmpty]: Start isEmpty. Operand 20271 states and 31222 transitions. [2022-12-14 20:11:30,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10100 [2022-12-14 20:11:30,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:30,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:55,561 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:11:56,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31228 states to 20275 states and 31228 transitions. [2022-12-14 20:11:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 20275 states and 31228 transitions. [2022-12-14 20:11:56,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 20:11:56,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:56,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:12:19,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:19,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31246 states to 20287 states and 31246 transitions. [2022-12-14 20:12:19,283 INFO L276 IsEmpty]: Start isEmpty. Operand 20287 states and 31246 transitions. [2022-12-14 20:12:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10106 [2022-12-14 20:12:19,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:19,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:43,413 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:12:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31253 states to 20293 states and 31253 transitions. [2022-12-14 20:12:44,187 INFO L276 IsEmpty]: Start isEmpty. Operand 20293 states and 31253 transitions. [2022-12-14 20:12:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-14 20:12:44,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:44,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:16,725 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:13:17,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:17,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31274 states to 20309 states and 31274 transitions. [2022-12-14 20:13:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 20309 states and 31274 transitions. [2022-12-14 20:13:18,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10112 [2022-12-14 20:13:18,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:18,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:19,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:42,002 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:13:42,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:42,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31281 states to 20315 states and 31281 transitions. [2022-12-14 20:13:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 20315 states and 31281 transitions. [2022-12-14 20:13:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-14 20:13:43,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31299 states to 20330 states and 31299 transitions. [2022-12-14 20:14:07,580 INFO L276 IsEmpty]: Start isEmpty. Operand 20330 states and 31299 transitions. [2022-12-14 20:14:08,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2022-12-14 20:14:08,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:08,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:09,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:30,096 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:30,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:30,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31310 states to 20338 states and 31310 transitions. [2022-12-14 20:14:30,743 INFO L276 IsEmpty]: Start isEmpty. Operand 20338 states and 31310 transitions. [2022-12-14 20:14:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10116 [2022-12-14 20:14:31,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:31,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:53,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:53,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31328 states to 20352 states and 31328 transitions. [2022-12-14 20:14:53,197 INFO L276 IsEmpty]: Start isEmpty. Operand 20352 states and 31328 transitions. [2022-12-14 20:14:53,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 20:14:53,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:53,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:54,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:14,724 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:15:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:15,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31358 states to 20376 states and 31358 transitions. [2022-12-14 20:15:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 20376 states and 31358 transitions. [2022-12-14 20:15:16,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-14 20:15:16,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:16,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:38,132 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:15:38,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:38,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31359 states to 20377 states and 31359 transitions. [2022-12-14 20:15:38,622 INFO L276 IsEmpty]: Start isEmpty. Operand 20377 states and 31359 transitions. [2022-12-14 20:15:39,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 20:15:39,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:39,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:00,162 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:00,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31360 states to 20378 states and 31360 transitions. [2022-12-14 20:16:00,709 INFO L276 IsEmpty]: Start isEmpty. Operand 20378 states and 31360 transitions. [2022-12-14 20:16:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10121 [2022-12-14 20:16:01,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:01,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:24,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31403 states to 20412 states and 31403 transitions. [2022-12-14 20:16:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 20412 states and 31403 transitions. [2022-12-14 20:16:24,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-14 20:16:24,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:24,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:48,753 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:49,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31418 states to 20422 states and 31418 transitions. [2022-12-14 20:16:49,834 INFO L276 IsEmpty]: Start isEmpty. Operand 20422 states and 31418 transitions. [2022-12-14 20:16:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 20:16:50,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:14,006 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:15,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31433 states to 20432 states and 31433 transitions. [2022-12-14 20:17:15,070 INFO L276 IsEmpty]: Start isEmpty. Operand 20432 states and 31433 transitions. [2022-12-14 20:17:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 20:17:15,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:15,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat