./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b 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_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 --- 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-6b4ec56 [2022-11-20 18:22:35,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:22:35,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:22:35,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:22:35,200 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:22:35,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:22:35,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:22:35,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:22:35,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:22:35,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:22:35,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:22:35,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:22:35,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:22:35,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:22:35,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:22:35,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:22:35,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:22:35,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:22:35,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:22:35,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:22:35,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:22:35,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:22:35,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:22:35,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:22:35,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:22:35,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:22:35,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:22:35,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:22:35,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:22:35,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:22:35,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:22:35,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:22:35,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:22:35,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:22:35,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:22:35,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:22:35,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:22:35,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:22:35,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:22:35,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:22:35,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:22:35,278 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:22:35,324 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:22:35,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:22:35,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:22:35,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:22:35,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:22:35,326 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:22:35,326 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:22:35,327 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:22:35,327 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:22:35,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:22:35,327 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:22:35,327 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:22:35,328 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:22:35,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:22:35,328 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:22:35,328 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:22:35,328 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:22:35,328 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:22:35,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:22:35,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:22:35,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:22:35,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:22:35,329 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:22:35,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:22:35,330 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_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 [2022-11-20 18:22:35,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:22:35,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:22:35,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:22:35,681 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:22:35,681 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:22:35,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2022-11-20 18:22:38,718 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:22:38,968 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:22:38,968 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2022-11-20 18:22:38,993 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/data/116dcf338/81ae28159c244b7990f2f6d77da427ad/FLAG9c977f9cb [2022-11-20 18:22:39,015 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/data/116dcf338/81ae28159c244b7990f2f6d77da427ad [2022-11-20 18:22:39,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:22:39,019 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:22:39,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:22:39,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:22:39,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:22:39,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63cae15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39, skipping insertion in model container [2022-11-20 18:22:39,028 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:22:39,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:22:39,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:22:39,424 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:22:39,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:22:39,516 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:22:39,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39 WrapperNode [2022-11-20 18:22:39,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:22:39,518 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:22:39,518 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:22:39,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:22:39,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,589 INFO L138 Inliner]: procedures = 119, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 98 [2022-11-20 18:22:39,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:22:39,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:22:39,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:22:39,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:22:39,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,623 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:22:39,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:22:39,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:22:39,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:22:39,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:22:39" (1/1) ... [2022-11-20 18:22:39,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:22:39,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:22:39,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:22:39,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb51f49f-edf2-49ea-92a8-3866d5dd2720/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:22:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:22:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:22:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 18:22:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:22:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 18:22:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:22:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:22:39,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:22:39,825 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:22:39,827 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:22:40,155 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:22:40,289 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:22:40,289 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:22:40,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:22:40 BoogieIcfgContainer [2022-11-20 18:22:40,292 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:22:40,293 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:22:40,293 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:22:40,303 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:22:40,304 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:22:40" (1/1) ... [2022-11-20 18:22:40,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:22:40,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:40,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2022-11-20 18:22:40,372 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2022-11-20 18:22:40,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:22:40,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:40,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:40,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:40,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-11-20 18:22:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-11-20 18:22:40,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:22:40,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:40,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:40,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:41,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:41,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2022-11-20 18:22:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2022-11-20 18:22:41,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:22:41,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:41,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:41,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:41,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:41,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:41,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2022-11-20 18:22:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2022-11-20 18:22:41,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:22:41,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:41,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:41,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:42,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:42,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 46 states and 57 transitions. [2022-11-20 18:22:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2022-11-20 18:22:42,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:22:42,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:42,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:42,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2022-11-20 18:22:42,605 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-11-20 18:22:42,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:22:42,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:42,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:42,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:42,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:42,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-11-20 18:22:42,959 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-11-20 18:22:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:22:42,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:42,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:43,471 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:44,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:44,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-11-20 18:22:44,491 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-20 18:22:44,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:22:44,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:44,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:46,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2022-11-20 18:22:46,195 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-11-20 18:22:46,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:22:46,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:46,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:46,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:46,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2022-11-20 18:22:46,234 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2022-11-20 18:22:46,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:22:46,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:46,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:46,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:46,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:46,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 51 states and 73 transitions. [2022-11-20 18:22:46,449 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2022-11-20 18:22:46,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:22:46,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:46,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:46,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:46,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2022-11-20 18:22:46,505 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2022-11-20 18:22:46,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:22:46,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:46,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:46,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 49 states and 71 transitions. [2022-11-20 18:22:46,585 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2022-11-20 18:22:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:22:46,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:46,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:46,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:46,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:48,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 52 states and 77 transitions. [2022-11-20 18:22:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2022-11-20 18:22:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:22:48,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:48,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2022-11-20 18:22:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2022-11-20 18:22:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:22:48,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:48,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:48,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:48,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:48,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 75 transitions. [2022-11-20 18:22:48,579 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2022-11-20 18:22:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:22:48,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:48,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:49,092 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2022-11-20 18:22:49,900 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2022-11-20 18:22:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:22:49,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:49,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:53,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2022-11-20 18:22:53,027 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-20 18:22:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:22:53,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:53,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:53,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:53,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:53,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2022-11-20 18:22:53,067 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 18:22:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:22:53,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:53,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:53,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2022-11-20 18:22:53,144 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-20 18:22:53,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:22:53,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:53,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:53,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:22:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2022-11-20 18:22:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-11-20 18:22:54,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:22:54,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:54,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:54,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:56,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:56,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-11-20 18:22:56,998 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-20 18:22:56,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:22:56,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:56,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:57,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:01,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:01,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2022-11-20 18:23:01,554 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2022-11-20 18:23:01,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:23:01,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:01,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:02,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:09,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 61 states and 86 transitions. [2022-11-20 18:23:09,400 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2022-11-20 18:23:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:23:09,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:09,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:10,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:18,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:18,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 101 transitions. [2022-11-20 18:23:18,610 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2022-11-20 18:23:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:23:18,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:18,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:18,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:23:19,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:19,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2022-11-20 18:23:19,634 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2022-11-20 18:23:19,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:23:19,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:19,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:19,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:21,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 86 transitions. [2022-11-20 18:23:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-11-20 18:23:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:23:21,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:21,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:23,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:23,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 68 states and 95 transitions. [2022-11-20 18:23:23,906 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 95 transitions. [2022-11-20 18:23:23,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:23:23,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:23,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:25,198 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:23:28,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:28,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2022-11-20 18:23:28,143 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2022-11-20 18:23:28,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:23:28,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:28,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:29,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:23:36,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:36,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2022-11-20 18:23:36,907 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2022-11-20 18:23:36,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:23:36,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:36,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:36,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:36,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:36,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:36,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2022-11-20 18:23:36,963 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2022-11-20 18:23:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:23:36,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:36,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:37,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 75 states and 117 transitions. [2022-11-20 18:23:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2022-11-20 18:23:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:23:37,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:37,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:51,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:51,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2022-11-20 18:23:51,656 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2022-11-20 18:23:51,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:23:51,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:51,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:23:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:53,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2022-11-20 18:23:53,152 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2022-11-20 18:23:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:23:53,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:53,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:23:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 78 states and 122 transitions. [2022-11-20 18:23:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 122 transitions. [2022-11-20 18:23:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:23:54,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:54,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:24:03,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:03,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 81 states and 128 transitions. [2022-11-20 18:24:03,351 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2022-11-20 18:24:03,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:24:03,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:03,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:03,711 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:24:05,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:05,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 74 states and 114 transitions. [2022-11-20 18:24:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2022-11-20 18:24:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:24:05,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:05,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:06,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:11,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 80 states and 128 transitions. [2022-11-20 18:24:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 128 transitions. [2022-11-20 18:24:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:24:11,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:11,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:36,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:36,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 88 states and 149 transitions. [2022-11-20 18:24:36,817 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 149 transitions. [2022-11-20 18:24:36,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:24:36,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:36,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:36,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:39,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 90 states and 154 transitions. [2022-11-20 18:24:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 154 transitions. [2022-11-20 18:24:39,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:24:39,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:39,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:41,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:41,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 92 states and 159 transitions. [2022-11-20 18:24:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 159 transitions. [2022-11-20 18:24:41,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:24:41,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:41,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2022-11-20 18:25:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2022-11-20 18:25:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:25:10,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:10,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:11,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:25:16,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:16,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 110 states and 196 transitions. [2022-11-20 18:25:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 196 transitions. [2022-11-20 18:25:16,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:25:16,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:16,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:20,262 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:47,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:47,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 116 states and 205 transitions. [2022-11-20 18:25:47,467 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 205 transitions. [2022-11-20 18:25:47,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:25:47,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:47,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:47,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:51,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:23,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:24,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 128 states and 227 transitions. [2022-11-20 18:26:24,000 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 227 transitions. [2022-11-20 18:26:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:26:24,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:24,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:31,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:27:12,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 139 states and 254 transitions. [2022-11-20 18:27:12,775 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 254 transitions. [2022-11-20 18:27:12,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:27:12,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:12,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:12,833 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:27:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 144 states and 266 transitions. [2022-11-20 18:27:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 266 transitions. [2022-11-20 18:27:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:27:25,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:25,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:27:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 145 states and 269 transitions. [2022-11-20 18:27:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 269 transitions. [2022-11-20 18:27:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:27:28,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:28,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:28,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:32,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:28:06,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:06,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 152 states and 285 transitions. [2022-11-20 18:28:06,013 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 285 transitions. [2022-11-20 18:28:06,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:28:06,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:06,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:06,045 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:28:08,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 154 states and 290 transitions. [2022-11-20 18:28:08,913 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 290 transitions. [2022-11-20 18:28:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:28:08,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:08,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:08,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:28:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:10,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 155 states and 292 transitions. [2022-11-20 18:28:10,887 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 292 transitions. [2022-11-20 18:28:10,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:28:10,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:10,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:10,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:10,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:28:13,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 156 states and 296 transitions. [2022-11-20 18:28:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 296 transitions. [2022-11-20 18:28:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:28:13,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:13,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:13,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:28:14,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 157 states and 298 transitions. [2022-11-20 18:28:14,593 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 298 transitions. [2022-11-20 18:28:14,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:28:14,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:14,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:29:18,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:18,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 170 states and 327 transitions. [2022-11-20 18:29:18,304 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 327 transitions. [2022-11-20 18:29:18,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:29:18,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:18,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:20,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:29:48,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 161 states and 309 transitions. [2022-11-20 18:29:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 309 transitions. [2022-11-20 18:29:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:29:48,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:48,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:48,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:49,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:29:55,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:55,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 163 states and 313 transitions. [2022-11-20 18:29:55,667 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 313 transitions. [2022-11-20 18:29:55,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:29:55,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:55,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:55,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:30:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 166 states and 316 transitions. [2022-11-20 18:30:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 316 transitions. [2022-11-20 18:30:02,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:30:02,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:02,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:30:09,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:09,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 169 states and 319 transitions. [2022-11-20 18:30:09,196 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 319 transitions. [2022-11-20 18:30:09,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:30:09,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:09,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:12,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:30:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 169 states and 317 transitions. [2022-11-20 18:30:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 317 transitions. [2022-11-20 18:30:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:30:32,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:32,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:30:44,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:44,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 170 states and 318 transitions. [2022-11-20 18:30:44,073 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 318 transitions. [2022-11-20 18:30:44,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:30:44,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:44,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:44,147 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:30:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:47,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 170 states and 317 transitions. [2022-11-20 18:30:47,110 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 317 transitions. [2022-11-20 18:30:47,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:30:47,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:47,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:58,991 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:32:11,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:32:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 181 states and 350 transitions. [2022-11-20 18:32:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 350 transitions. [2022-11-20 18:32:11,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:32:11,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:32:11,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:32:11,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:32:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:33:30,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:33:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 196 states and 378 transitions. [2022-11-20 18:33:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 378 transitions. [2022-11-20 18:33:30,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:33:30,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:33:30,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:33:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:33:31,673 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:33:37,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:33:37,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 197 states and 378 transitions. [2022-11-20 18:33:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 378 transitions. [2022-11-20 18:33:37,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:33:37,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:33:37,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:33:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:33:56,213 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:35:24,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:35:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 205 states and 403 transitions. [2022-11-20 18:35:24,667 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 403 transitions. [2022-11-20 18:35:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:35:24,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:35:24,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:35:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:35:32,934 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:35:45,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:35:45,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 200 states and 397 transitions. [2022-11-20 18:35:45,351 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 397 transitions. [2022-11-20 18:35:45,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:35:45,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:35:45,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:35:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:35:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.