./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB --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 af2afe79961dd67a52df68c35bd4350c760cf29ba0bba6313951f2194d2dea76 --- 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-dbf71c6-m [2022-10-17 16:36:04,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:04,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:04,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:04,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:04,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:04,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:04,112 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:04,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:04,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:04,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:04,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:04,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:04,132 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:04,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:04,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:04,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:04,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:04,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:04,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:04,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:04,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:04,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:04,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:04,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:04,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:04,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:04,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:04,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:04,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:04,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:04,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:04,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:04,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:04,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:04,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:04,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:04,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:04,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:04,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:04,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:04,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:04,227 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:04,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:04,229 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:04,229 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:04,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:04,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:04,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:04,231 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:04,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:04,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:04,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:04,233 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:04,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:04,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:04,234 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:04,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:04,234 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:04,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:04,235 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:04,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:04,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:04,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:04,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:04,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:04,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:04,237 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:04,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:04,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:04,238 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_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af2afe79961dd67a52df68c35bd4350c760cf29ba0bba6313951f2194d2dea76 [2022-10-17 16:36:04,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:04,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:04,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:04,554 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:04,555 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:04,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2022-10-17 16:36:04,628 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/data/cbc7df057/c6ebae2459a9483bb7a6cfcc01f45dbd/FLAG309f6e327 [2022-10-17 16:36:05,205 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:05,206 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c [2022-10-17 16:36:05,219 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/data/cbc7df057/c6ebae2459a9483bb7a6cfcc01f45dbd/FLAG309f6e327 [2022-10-17 16:36:05,517 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/data/cbc7df057/c6ebae2459a9483bb7a6cfcc01f45dbd [2022-10-17 16:36:05,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:05,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:05,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:05,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:05,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:05,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:05" (1/1) ... [2022-10-17 16:36:05,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7ba84e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:05, skipping insertion in model container [2022-10-17 16:36:05,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:05" (1/1) ... [2022-10-17 16:36:05,535 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:05,592 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:05,989 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19335,19348] [2022-10-17 16:36:05,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:06,003 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:06,076 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/sv-benchmarks/c/product-lines/minepump_spec2_product54.cil.c[19335,19348] [2022-10-17 16:36:06,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:06,097 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:06,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06 WrapperNode [2022-10-17 16:36:06,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:06,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:06,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:06,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:06,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,168 INFO L138 Inliner]: procedures = 58, calls = 160, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 280 [2022-10-17 16:36:06,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:06,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:06,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:06,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:06,183 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,229 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,243 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:06,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:06,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:06,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:06,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:06" (1/1) ... [2022-10-17 16:36:06,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:06,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:06,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:06,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_032bd4a8-f6d4-4183-9c51-8a5a7eb890b4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:06,332 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-10-17 16:36:06,333 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-10-17 16:36:06,333 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-10-17 16:36:06,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-10-17 16:36:06,333 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-10-17 16:36:06,333 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-10-17 16:36:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 16:36:06,334 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 16:36:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:36:06,334 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-10-17 16:36:06,334 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-10-17 16:36:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-10-17 16:36:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:36:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-10-17 16:36:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-10-17 16:36:06,335 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-10-17 16:36:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-10-17 16:36:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-10-17 16:36:06,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:06,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:06,418 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:06,421 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:07,063 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:07,268 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:07,268 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:36:07,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:07 BoogieIcfgContainer [2022-10-17 16:36:07,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:07,301 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:07,302 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:07,322 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:07,323 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:07" (1/1) ... [2022-10-17 16:36:07,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:36:07,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:07,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2022-10-17 16:36:07,431 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2022-10-17 16:36:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:36:07,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:07,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:07,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:07,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2022-10-17 16:36:07,769 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2022-10-17 16:36:07,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:36:07,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:07,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:07,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:07,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:07,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2022-10-17 16:36:07,978 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2022-10-17 16:36:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:36:07,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:07,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:08,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:08,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 80 states and 110 transitions. [2022-10-17 16:36:08,523 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 110 transitions. [2022-10-17 16:36:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:36:08,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:08,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:09,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:09,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 94 states and 139 transitions. [2022-10-17 16:36:09,216 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 139 transitions. [2022-10-17 16:36:09,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:36:09,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:09,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:10,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 110 states and 175 transitions. [2022-10-17 16:36:10,181 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 175 transitions. [2022-10-17 16:36:10,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:36:10,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:10,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 112 states and 177 transitions. [2022-10-17 16:36:10,456 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 177 transitions. [2022-10-17 16:36:10,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:36:10,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:11,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:11,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 122 states and 206 transitions. [2022-10-17 16:36:11,316 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 206 transitions. [2022-10-17 16:36:11,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:36:11,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:11,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:11,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 125 states and 214 transitions. [2022-10-17 16:36:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 214 transitions. [2022-10-17 16:36:11,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:36:11,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:11,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:11,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:11,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 127 states and 218 transitions. [2022-10-17 16:36:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 218 transitions. [2022-10-17 16:36:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:36:11,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:11,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:12,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:12,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 136 states and 237 transitions. [2022-10-17 16:36:12,369 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 237 transitions. [2022-10-17 16:36:12,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:12,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:12,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:12,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 138 states and 239 transitions. [2022-10-17 16:36:12,636 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 239 transitions. [2022-10-17 16:36:12,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:36:12,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:12,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:12,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 139 states and 244 transitions. [2022-10-17 16:36:12,859 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 244 transitions. [2022-10-17 16:36:12,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:36:12,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:12,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:13,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:13,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 140 states and 246 transitions. [2022-10-17 16:36:13,070 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 246 transitions. [2022-10-17 16:36:13,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:36:13,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:13,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:13,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:13,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:13,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:13,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 141 states and 249 transitions. [2022-10-17 16:36:13,273 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 249 transitions. [2022-10-17 16:36:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:13,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:13,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:13,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:13,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 142 states and 250 transitions. [2022-10-17 16:36:13,370 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 250 transitions. [2022-10-17 16:36:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:36:13,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:13,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:13,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 149 states and 264 transitions. [2022-10-17 16:36:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 264 transitions. [2022-10-17 16:36:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:36:13,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:13,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:13,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:13,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:13,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 150 states and 265 transitions. [2022-10-17 16:36:13,821 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 265 transitions. [2022-10-17 16:36:13,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:36:13,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:13,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:13,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:14,198 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:36:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:15,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 153 states and 275 transitions. [2022-10-17 16:36:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 275 transitions. [2022-10-17 16:36:15,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:36:15,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:15,075 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:15,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:15,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 159 states and 291 transitions. [2022-10-17 16:36:15,737 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 291 transitions. [2022-10-17 16:36:15,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:36:15,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:15,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:16,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:16,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 167 states and 306 transitions. [2022-10-17 16:36:16,636 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 306 transitions. [2022-10-17 16:36:16,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:36:16,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:16,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:16,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:16,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 168 states and 307 transitions. [2022-10-17 16:36:16,891 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 307 transitions. [2022-10-17 16:36:16,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:36:16,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:16,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:16,937 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:17,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:17,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 170 states and 313 transitions. [2022-10-17 16:36:17,169 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 313 transitions. [2022-10-17 16:36:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:36:17,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:17,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:17,224 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 171 states and 314 transitions. [2022-10-17 16:36:17,272 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 314 transitions. [2022-10-17 16:36:17,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:36:17,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:17,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:17,330 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:36:17,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:17,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 173 states and 318 transitions. [2022-10-17 16:36:17,575 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 318 transitions. [2022-10-17 16:36:17,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:36:17,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:17,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:17,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:17,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 175 states and 322 transitions. [2022-10-17 16:36:17,883 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 322 transitions. [2022-10-17 16:36:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:36:17,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:17,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:19,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:19,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 190 states and 366 transitions. [2022-10-17 16:36:19,923 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 366 transitions. [2022-10-17 16:36:19,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:19,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:19,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:36:21,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:21,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 200 states and 394 transitions. [2022-10-17 16:36:21,299 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 394 transitions. [2022-10-17 16:36:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:36:21,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:21,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:36:21,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:21,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 201 states and 396 transitions. [2022-10-17 16:36:21,675 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 396 transitions. [2022-10-17 16:36:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:36:21,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:21,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:21,942 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:36:22,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:22,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 211 states and 412 transitions. [2022-10-17 16:36:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 412 transitions. [2022-10-17 16:36:22,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:36:22,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:22,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:22,643 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:36:22,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:22,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 213 states and 414 transitions. [2022-10-17 16:36:22,826 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 414 transitions. [2022-10-17 16:36:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:36:22,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:22,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:22,890 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:24,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:24,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 227 states and 448 transitions. [2022-10-17 16:36:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 448 transitions. [2022-10-17 16:36:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:36:24,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:24,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:25,177 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:29,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:29,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 248 states and 507 transitions. [2022-10-17 16:36:29,657 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 507 transitions. [2022-10-17 16:36:29,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:29,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:29,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:29,819 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:30,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:30,645 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:30,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:30,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:30,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:30,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:30,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:30,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:30,797 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:30,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:30,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:30,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:30,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:30,998 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:31,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:31,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:31,117 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:31,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:31,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:31,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:31,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:31,260 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:31,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:31,289 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:31,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:31,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:31,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:31,402 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:31,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:31,429 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:31,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:31,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:31,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:31,584 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:31,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:31,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:31,660 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:31,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:31,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:31,840 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:31,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:31,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:31,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:31,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:31,976 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:32,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:32,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:32,005 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:32,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:32,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:32,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:32,113 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:32,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:32,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:32,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:32,299 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:32,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:32,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:32,330 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:32,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:32,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:32,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:32,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:32,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:32,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:32,476 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:32,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:32,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:32,592 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:32,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:32,621 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:32,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:32,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:32,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:32,728 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:32,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:32,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:32,755 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:32,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:32,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:32,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:32,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:32,906 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:36:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:32,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 493 transitions. [2022-10-17 16:36:32,933 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 493 transitions. [2022-10-17 16:36:32,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:36:32,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:32,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:32,993 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:33,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 250 states and 496 transitions. [2022-10-17 16:36:33,353 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 496 transitions. [2022-10-17 16:36:33,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 16:36:33,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:33,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked.