./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label24.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_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/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_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/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_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/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 52ea37b087435b59b1c8b560defcc7e518191a6566233a90c0a44ec733299547 --- 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 [2022-12-15 03:49:24,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:49:24,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:49:24,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:49:24,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:49:24,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:49:24,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:49:24,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:49:24,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:49:24,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:49:24,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:49:24,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:49:24,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:49:24,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:49:24,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:49:24,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:49:24,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:49:24,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:49:24,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:49:24,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:49:24,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:49:24,620 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:49:24,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:49:24,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:49:24,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:49:24,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:49:24,625 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:49:24,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:49:24,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:49:24,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:49:24,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:49:24,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:49:24,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:49:24,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:49:24,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:49:24,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:49:24,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:49:24,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:49:24,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:49:24,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:49:24,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:49:24,633 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:49:24,647 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:49:24,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:49:24,648 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:49:24,648 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:49:24,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:49:24,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:49:24,649 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:49:24,649 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:49:24,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:49:24,650 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:49:24,650 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:49:24,650 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:49:24,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:49:24,650 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:49:24,650 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:49:24,651 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:49:24,651 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:49:24,651 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:49:24,651 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:49:24,651 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:49:24,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:49:24,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:49:24,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:49:24,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:49:24,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:49:24,652 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:49:24,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:49:24,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:49:24,653 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_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ea37b087435b59b1c8b560defcc7e518191a6566233a90c0a44ec733299547 [2022-12-15 03:49:24,826 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:49:24,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:49:24,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:49:24,845 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:49:24,846 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:49:24,847 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-rers2012/Problem07_label24.c [2022-12-15 03:49:27,348 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:49:28,588 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:49:28,588 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/sv-benchmarks/c/eca-rers2012/Problem07_label24.c [2022-12-15 03:49:28,709 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/data/ac9abd5ef/9f0cd8258aa94f29a368fa5bed5b589d/FLAG43e566060 [2022-12-15 03:49:28,950 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/data/ac9abd5ef/9f0cd8258aa94f29a368fa5bed5b589d [2022-12-15 03:49:28,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:49:28,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:49:28,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:49:28,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:49:28,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:49:28,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:49:28" (1/1) ... [2022-12-15 03:49:28,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd7c52d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:28, skipping insertion in model container [2022-12-15 03:49:28,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:49:28" (1/1) ... [2022-12-15 03:49:28,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:49:29,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:49:39,339 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_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/sv-benchmarks/c/eca-rers2012/Problem07_label24.c[2776659,2776672] [2022-12-15 03:49:39,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:49:39,393 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:49:45,165 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_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/sv-benchmarks/c/eca-rers2012/Problem07_label24.c[2776659,2776672] [2022-12-15 03:49:45,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:49:45,803 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:49:45,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45 WrapperNode [2022-12-15 03:49:45,803 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:49:45,804 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:49:45,804 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:49:45,804 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:49:45,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:46,068 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:47,256 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83773 [2022-12-15 03:49:47,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:49:47,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:49:47,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:49:47,257 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:49:47,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:47,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:47,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:47,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:48,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:48,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:48,308 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:48,370 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:48,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:49:48,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:49:48,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:49:48,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:49:48,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:49:45" (1/1) ... [2022-12-15 03:49:48,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:49:48,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:49:48,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:49:48,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5815b2-f666-42fe-a49a-f4e6dae6ff06/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:49:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:49:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:49:48,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:49:48,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:49:48,906 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:49:48,907 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:50:21,485 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:50:22,232 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:50:22,232 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 03:50:22,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:50:22 BoogieIcfgContainer [2022-12-15 03:50:22,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:50:22,241 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:50:22,241 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:50:22,247 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:50:22,247 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:50:22" (1/1) ... [2022-12-15 03:50:22,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:50:22,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:22,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-15 03:50:22,373 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-15 03:50:22,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-15 03:50:22,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:22,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:51,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:25,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:25,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30714 states to 20218 states and 30714 transitions. [2022-12-15 03:51:25,039 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 30714 transitions. [2022-12-15 03:51:25,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10091 [2022-12-15 03:51:25,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:25,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:26,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:47,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:48,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30720 states to 20222 states and 30720 transitions. [2022-12-15 03:51:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 20222 states and 30720 transitions. [2022-12-15 03:51:48,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10092 [2022-12-15 03:51:48,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:48,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:09,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:09,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30721 states to 20223 states and 30721 transitions. [2022-12-15 03:52:09,829 INFO L276 IsEmpty]: Start isEmpty. Operand 20223 states and 30721 transitions. [2022-12-15 03:52:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10096 [2022-12-15 03:52:10,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:10,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:37,244 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:37,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:37,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30733 states to 20232 states and 30733 transitions. [2022-12-15 03:52:37,941 INFO L276 IsEmpty]: Start isEmpty. Operand 20232 states and 30733 transitions. [2022-12-15 03:52:38,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10098 [2022-12-15 03:52:38,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:38,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:03,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:03,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30748 states to 20243 states and 30748 transitions. [2022-12-15 03:53:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 20243 states and 30748 transitions. [2022-12-15 03:53:03,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10099 [2022-12-15 03:53:03,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:03,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:25,467 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:26,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30765 states to 20255 states and 30765 transitions. [2022-12-15 03:53:26,254 INFO L276 IsEmpty]: Start isEmpty. Operand 20255 states and 30765 transitions. [2022-12-15 03:53:26,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10101 [2022-12-15 03:53:26,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:26,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:53,728 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:54,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30785 states to 20269 states and 30785 transitions. [2022-12-15 03:53:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 20269 states and 30785 transitions. [2022-12-15 03:53:55,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10103 [2022-12-15 03:53:55,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:55,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:17,418 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:18,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:18,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30808 states to 20285 states and 30808 transitions. [2022-12-15 03:54:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 20285 states and 30808 transitions. [2022-12-15 03:54:18,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10105 [2022-12-15 03:54:18,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:18,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:40,276 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:41,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30834 states to 20303 states and 30834 transitions. [2022-12-15 03:54:41,272 INFO L276 IsEmpty]: Start isEmpty. Operand 20303 states and 30834 transitions. [2022-12-15 03:54:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10107 [2022-12-15 03:54:41,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:41,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:15,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30854 states to 20318 states and 30854 transitions. [2022-12-15 03:55:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 20318 states and 30854 transitions. [2022-12-15 03:55:16,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10113 [2022-12-15 03:55:16,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:16,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:41,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:41,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30873 states to 20333 states and 30873 transitions. [2022-12-15 03:55:41,445 INFO L276 IsEmpty]: Start isEmpty. Operand 20333 states and 30873 transitions. [2022-12-15 03:55:41,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10114 [2022-12-15 03:55:41,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:41,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:42,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:10,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:10,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30896 states to 20351 states and 30896 transitions. [2022-12-15 03:56:10,608 INFO L276 IsEmpty]: Start isEmpty. Operand 20351 states and 30896 transitions. [2022-12-15 03:56:11,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10116 [2022-12-15 03:56:11,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:11,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:56:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:56:33,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:56:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30913 states to 20364 states and 30913 transitions. [2022-12-15 03:56:33,942 INFO L276 IsEmpty]: Start isEmpty. Operand 20364 states and 30913 transitions. [2022-12-15 03:56:34,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10120 [2022-12-15 03:56:34,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:56:34,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:56:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:02,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30937 states to 20383 states and 30937 transitions. [2022-12-15 03:57:02,545 INFO L276 IsEmpty]: Start isEmpty. Operand 20383 states and 30937 transitions. [2022-12-15 03:57:03,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10121 [2022-12-15 03:57:03,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:03,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:25,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:25,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30958 states to 20399 states and 30958 transitions. [2022-12-15 03:57:25,401 INFO L276 IsEmpty]: Start isEmpty. Operand 20399 states and 30958 transitions. [2022-12-15 03:57:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10122 [2022-12-15 03:57:25,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:25,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:52,755 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:57:53,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30969 states to 20407 states and 30969 transitions. [2022-12-15 03:57:53,500 INFO L276 IsEmpty]: Start isEmpty. Operand 20407 states and 30969 transitions. [2022-12-15 03:57:53,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-15 03:57:53,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:53,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:58:19,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:19,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30983 states to 20417 states and 30983 transitions. [2022-12-15 03:58:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 20417 states and 30983 transitions. [2022-12-15 03:58:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10125 [2022-12-15 03:58:20,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:20,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:58:44,770 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:58:45,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:58:45,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30985 states to 20419 states and 30985 transitions. [2022-12-15 03:58:45,343 INFO L276 IsEmpty]: Start isEmpty. Operand 20419 states and 30985 transitions. [2022-12-15 03:58:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10126 [2022-12-15 03:58:45,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:58:45,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:58:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:13,289 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:59:14,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:14,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30994 states to 20425 states and 30994 transitions. [2022-12-15 03:59:14,132 INFO L276 IsEmpty]: Start isEmpty. Operand 20425 states and 30994 transitions. [2022-12-15 03:59:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-15 03:59:14,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:14,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:15,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:59:36,406 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:59:37,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:59:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31010 states to 20437 states and 31010 transitions. [2022-12-15 03:59:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 20437 states and 31010 transitions. [2022-12-15 03:59:37,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-15 03:59:37,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:59:37,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:59:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat