./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-invgen/half_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/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_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invgen/half_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b362a98d328467ff4a069dbed2be3429090ca070e60d49c76297e4bb94402b7 --- 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 17:10:07,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:10:07,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:10:07,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:10:07,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:10:07,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:10:07,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:10:07,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:10:07,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:10:07,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:10:07,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:10:07,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:10:07,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:10:07,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:10:07,211 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:10:07,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:10:07,215 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:10:07,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:10:07,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:10:07,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:10:07,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:10:07,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:10:07,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:10:07,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:10:07,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:10:07,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:10:07,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:10:07,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:10:07,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:10:07,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:10:07,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:10:07,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:10:07,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:10:07,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:10:07,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:10:07,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:10:07,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:10:07,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:10:07,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:10:07,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:10:07,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:10:07,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:10:07,289 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:10:07,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:10:07,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:10:07,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:10:07,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:10:07,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:10:07,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:10:07,295 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:10:07,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:10:07,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:10:07,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:10:07,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:10:07,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:10:07,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:10:07,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:10:07,298 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:10:07,298 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:10:07,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:10:07,299 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:10:07,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:10:07,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:10:07,300 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:10:07,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:10:07,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:07,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:10:07,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:10:07,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:10:07,302 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:10:07,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:10:07,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:10:07,303 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_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b362a98d328467ff4a069dbed2be3429090ca070e60d49c76297e4bb94402b7 [2022-11-20 17:10:07,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:10:07,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:10:07,662 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:10:07,664 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:10:07,665 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:10:07,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-invgen/half_2.i [2022-11-20 17:10:10,738 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:10:10,933 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:10:10,934 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/sv-benchmarks/c/loop-invgen/half_2.i [2022-11-20 17:10:10,944 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/data/47bda8b75/f36ce31c730845f38a1a4c882b89aecb/FLAG58c7a780a [2022-11-20 17:10:10,958 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/data/47bda8b75/f36ce31c730845f38a1a4c882b89aecb [2022-11-20 17:10:10,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:10:10,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:10:10,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:10,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:10:10,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:10:10,973 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:10" (1/1) ... [2022-11-20 17:10:10,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b6207f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:10, skipping insertion in model container [2022-11-20 17:10:10,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:10" (1/1) ... [2022-11-20 17:10:10,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:10:11,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:10:11,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/sv-benchmarks/c/loop-invgen/half_2.i[893,906] [2022-11-20 17:10:11,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:11,195 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:10:11,208 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/sv-benchmarks/c/loop-invgen/half_2.i[893,906] [2022-11-20 17:10:11,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:11,226 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:10:11,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11 WrapperNode [2022-11-20 17:10:11,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:11,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:11,228 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:10:11,228 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:10:11,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,241 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,269 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 58 [2022-11-20 17:10:11,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:11,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:10:11,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:10:11,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:10:11,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,286 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,287 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:10:11,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:10:11,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:10:11,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:10:11,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:11,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:10:11,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:10:11,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bcca895-35b9-4f81-a3f9-feb3fbe1ba9f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:10:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:10:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:10:11,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:10:11,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:10:11,453 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:10:11,456 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:10:11,606 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:10:11,637 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:10:11,637 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:10:11,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:10:11 BoogieIcfgContainer [2022-11-20 17:10:11,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:10:11,647 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:10:11,648 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:10:11,656 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:10:11,656 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:10:11" (1/1) ... [2022-11-20 17:10:11,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:10:11,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:11,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2022-11-20 17:10:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2022-11-20 17:10:11,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:10:11,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:11,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:11,946 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 17:10:12,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:12,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-20 17:10:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-20 17:10:12,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:10:12,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:12,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:12,141 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 17:10:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-11-20 17:10:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-11-20 17:10:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:10:12,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:12,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:12,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:12,480 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 17:10:12,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:12,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2022-11-20 17:10:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2022-11-20 17:10:12,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:10:12,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:12,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:12,872 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 17:10:13,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:13,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2022-11-20 17:10:13,177 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2022-11-20 17:10:13,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:10:13,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:13,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:13,234 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 17:10:13,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2022-11-20 17:10:13,514 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2022-11-20 17:10:13,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:10:13,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:13,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:13,574 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 17:10:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:13,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-11-20 17:10:13,605 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-11-20 17:10:13,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:10:13,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:13,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:13,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:13,757 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 17:10:14,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:14,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2022-11-20 17:10:14,511 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2022-11-20 17:10:14,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:10:14,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:14,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:14,630 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 17:10:14,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2022-11-20 17:10:14,934 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2022-11-20 17:10:14,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:10:14,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:14,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:15,067 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 17:10:15,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 50 states and 90 transitions. [2022-11-20 17:10:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 90 transitions. [2022-11-20 17:10:15,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:10:15,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:15,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:15,621 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 17:10:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2022-11-20 17:10:16,206 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2022-11-20 17:10:16,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:10:16,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:16,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:16,395 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 17:10:17,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:17,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 56 states and 106 transitions. [2022-11-20 17:10:17,194 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 106 transitions. [2022-11-20 17:10:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:10:17,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:17,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:17,227 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 17:10:17,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:17,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 59 states and 112 transitions. [2022-11-20 17:10:17,630 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2022-11-20 17:10:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:10:17,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:17,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:17,649 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 17:10:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:17,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 61 states and 113 transitions. [2022-11-20 17:10:17,843 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 113 transitions. [2022-11-20 17:10:17,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:10:17,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:17,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:17,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:18,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:18,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 66 states and 124 transitions. [2022-11-20 17:10:18,795 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 124 transitions. [2022-11-20 17:10:18,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:10:18,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:18,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:19,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 68 states and 125 transitions. [2022-11-20 17:10:19,035 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 125 transitions. [2022-11-20 17:10:19,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:10:19,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:19,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:19,411 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 17:10:21,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:21,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 77 states and 145 transitions. [2022-11-20 17:10:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 145 transitions. [2022-11-20 17:10:21,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:10:21,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:21,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:21,680 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 17:10:22,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 77 states and 147 transitions. [2022-11-20 17:10:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 147 transitions. [2022-11-20 17:10:22,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:10:22,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:22,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:22,236 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:23,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:23,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 82 states and 154 transitions. [2022-11-20 17:10:23,535 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 154 transitions. [2022-11-20 17:10:23,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:10:23,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:23,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:24,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 85 states and 172 transitions. [2022-11-20 17:10:24,379 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 172 transitions. [2022-11-20 17:10:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:10:24,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:24,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:24,592 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 17:10:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 91 states and 187 transitions. [2022-11-20 17:10:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 187 transitions. [2022-11-20 17:10:26,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:10:26,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:26,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:26,846 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 96 states and 203 transitions. [2022-11-20 17:10:27,805 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 203 transitions. [2022-11-20 17:10:27,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:10:27,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:27,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:27,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 99 states and 208 transitions. [2022-11-20 17:10:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 208 transitions. [2022-11-20 17:10:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:10:29,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:29,191 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:29,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 97 states and 205 transitions. [2022-11-20 17:10:29,517 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 205 transitions. [2022-11-20 17:10:29,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:10:29,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:29,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:29,544 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 17:10:29,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:29,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 98 states and 213 transitions. [2022-11-20 17:10:29,571 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 213 transitions. [2022-11-20 17:10:29,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:10:29,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:29,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:29,766 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:10:32,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:32,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 111 states and 239 transitions. [2022-11-20 17:10:32,847 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 239 transitions. [2022-11-20 17:10:32,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:10:32,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:32,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:32,865 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:10:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 115 states and 242 transitions. [2022-11-20 17:10:33,646 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 242 transitions. [2022-11-20 17:10:33,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:10:33,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:33,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:33,670 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:10:34,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 117 states and 244 transitions. [2022-11-20 17:10:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 244 transitions. [2022-11-20 17:10:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:10:34,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:34,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:34,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:10:37,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 121 states and 251 transitions. [2022-11-20 17:10:37,070 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 251 transitions. [2022-11-20 17:10:37,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:10:37,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:37,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:37,195 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:10:37,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:37,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 125 states and 262 transitions. [2022-11-20 17:10:37,976 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 262 transitions. [2022-11-20 17:10:37,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:10:37,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:37,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:42,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 132 states and 284 transitions. [2022-11-20 17:10:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 284 transitions. [2022-11-20 17:10:42,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:10:42,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:42,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:42,300 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:42,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:42,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 134 states and 285 transitions. [2022-11-20 17:10:42,824 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 285 transitions. [2022-11-20 17:10:42,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:10:42,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:42,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:42,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:10:45,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:45,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 137 states and 292 transitions. [2022-11-20 17:10:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 292 transitions. [2022-11-20 17:10:45,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:45,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:45,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:45,527 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:46,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:46,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 139 states and 296 transitions. [2022-11-20 17:10:46,781 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 296 transitions. [2022-11-20 17:10:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:46,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:46,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:49,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 144 states and 318 transitions. [2022-11-20 17:10:49,200 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 318 transitions. [2022-11-20 17:10:49,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:49,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:49,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:49,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 146 states and 330 transitions. [2022-11-20 17:10:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 330 transitions. [2022-11-20 17:10:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:49,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:49,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:49,815 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 148 states and 331 transitions. [2022-11-20 17:10:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 331 transitions. [2022-11-20 17:10:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:50,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:50,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:51,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 150 states and 336 transitions. [2022-11-20 17:10:51,237 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 336 transitions. [2022-11-20 17:10:51,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:51,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:51,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:51,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:51,276 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:51,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:51,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 152 states and 337 transitions. [2022-11-20 17:10:51,754 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 337 transitions. [2022-11-20 17:10:51,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:51,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:51,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:51,782 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 17:10:54,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:54,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 156 states and 348 transitions. [2022-11-20 17:10:54,492 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 348 transitions. [2022-11-20 17:10:54,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:54,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:54,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:54,558 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:56,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 159 states and 353 transitions. [2022-11-20 17:10:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 353 transitions. [2022-11-20 17:10:56,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:10:56,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:56,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:10:56,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:56,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 160 states and 356 transitions. [2022-11-20 17:10:56,781 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 356 transitions. [2022-11-20 17:10:56,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:10:56,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:56,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:56,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:58,500 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:04,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 173 states and 376 transitions. [2022-11-20 17:11:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 376 transitions. [2022-11-20 17:11:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:11:04,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:04,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:05,663 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:08,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:08,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 178 states and 391 transitions. [2022-11-20 17:11:08,082 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 391 transitions. [2022-11-20 17:11:08,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:11:08,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:08,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:12,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 184 states and 401 transitions. [2022-11-20 17:11:12,151 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 401 transitions. [2022-11-20 17:11:12,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:12,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:12,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:12,189 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:11:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 184 states and 400 transitions. [2022-11-20 17:11:14,371 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 400 transitions. [2022-11-20 17:11:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:14,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:14,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:14,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:14,900 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:11:19,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:19,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 190 states and 416 transitions. [2022-11-20 17:11:19,919 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 416 transitions. [2022-11-20 17:11:19,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:19,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:19,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:19,958 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:11:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 191 states and 419 transitions. [2022-11-20 17:11:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 419 transitions. [2022-11-20 17:11:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:11:20,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:20,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:11:23,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:23,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 194 states and 427 transitions. [2022-11-20 17:11:23,657 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 427 transitions. [2022-11-20 17:11:23,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:11:23,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:23,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:24,805 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 203 states and 454 transitions. [2022-11-20 17:11:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 454 transitions. [2022-11-20 17:11:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:11:31,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:31,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:31,743 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 17:11:32,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 203 states and 453 transitions. [2022-11-20 17:11:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 453 transitions. [2022-11-20 17:11:32,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:11:32,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:32,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:11:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:39,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 210 states and 479 transitions. [2022-11-20 17:11:39,310 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 479 transitions. [2022-11-20 17:11:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:11:39,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:39,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:39,348 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:11:40,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:40,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 211 states and 481 transitions. [2022-11-20 17:11:40,252 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 481 transitions. [2022-11-20 17:11:40,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:11:40,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:40,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:40,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:11:43,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:43,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 214 states and 489 transitions. [2022-11-20 17:11:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 489 transitions. [2022-11-20 17:11:43,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:11:43,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:43,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:43,521 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:11:48,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:48,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 217 states and 495 transitions. [2022-11-20 17:11:48,756 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 495 transitions. [2022-11-20 17:11:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:11:48,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:48,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:48,792 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:11:51,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:51,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 217 states and 494 transitions. [2022-11-20 17:11:51,317 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 494 transitions. [2022-11-20 17:11:51,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:11:51,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:51,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:56,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:56,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 222 states and 518 transitions. [2022-11-20 17:11:56,272 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 518 transitions. [2022-11-20 17:11:56,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:11:56,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:56,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:56,309 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:57,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:57,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 225 states and 523 transitions. [2022-11-20 17:11:57,955 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 523 transitions. [2022-11-20 17:11:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:11:57,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:57,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:57,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:57,997 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:11:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 226 states and 524 transitions. [2022-11-20 17:11:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 524 transitions. [2022-11-20 17:11:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:11:58,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:58,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:59,438 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 228 states and 526 transitions. [2022-11-20 17:12:01,387 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 526 transitions. [2022-11-20 17:12:01,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:12:01,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:01,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:01,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:01,410 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:12:02,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:02,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 229 states and 528 transitions. [2022-11-20 17:12:02,511 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 528 transitions. [2022-11-20 17:12:02,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:12:02,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:02,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:02,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:02,540 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:12:05,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:05,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 232 states and 536 transitions. [2022-11-20 17:12:05,789 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 536 transitions. [2022-11-20 17:12:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:12:05,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:05,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:05,859 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:07,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:07,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 235 states and 540 transitions. [2022-11-20 17:12:07,623 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 540 transitions. [2022-11-20 17:12:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:12:07,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:07,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:12:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:13,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 240 states and 552 transitions. [2022-11-20 17:12:13,901 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 552 transitions. [2022-11-20 17:12:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:12:13,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:13,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:12:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 242 states and 554 transitions. [2022-11-20 17:12:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 554 transitions. [2022-11-20 17:12:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:12:16,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:16,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:16,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:18,560 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 247 states and 570 transitions. [2022-11-20 17:12:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 570 transitions. [2022-11-20 17:12:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:12:22,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:22,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:23,695 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:12:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:31,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 257 states and 586 transitions. [2022-11-20 17:12:31,374 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 586 transitions. [2022-11-20 17:12:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:12:31,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:31,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:31,403 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:12:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 257 states and 585 transitions. [2022-11-20 17:12:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 585 transitions. [2022-11-20 17:12:34,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:12:34,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:34,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:34,220 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:12:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 258 states and 586 transitions. [2022-11-20 17:12:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 586 transitions. [2022-11-20 17:12:35,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:12:35,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:35,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:12:39,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:39,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 261 states and 594 transitions. [2022-11-20 17:12:39,611 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 594 transitions. [2022-11-20 17:12:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:12:39,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:39,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 276 states and 623 transitions. [2022-11-20 17:13:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 623 transitions. [2022-11-20 17:13:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:13:03,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:03,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:03,372 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:07,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 280 states and 626 transitions. [2022-11-20 17:13:07,933 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 626 transitions. [2022-11-20 17:13:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:13:07,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:07,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:08,077 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:09,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 281 states and 636 transitions. [2022-11-20 17:13:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 636 transitions. [2022-11-20 17:13:09,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:13:09,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:09,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:11,167 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:22,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:22,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 290 states and 669 transitions. [2022-11-20 17:13:22,922 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 669 transitions. [2022-11-20 17:13:22,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:13:22,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:22,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:22,993 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:13:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 290 states and 668 transitions. [2022-11-20 17:13:24,428 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 668 transitions. [2022-11-20 17:13:24,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:13:24,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:24,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:24,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:24,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:13:30,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:30,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 294 states and 676 transitions. [2022-11-20 17:13:30,123 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 676 transitions. [2022-11-20 17:13:30,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:30,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:30,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:30,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:30,150 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 17:13:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 294 states and 675 transitions. [2022-11-20 17:13:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 675 transitions. [2022-11-20 17:13:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:33,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:33,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:33,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:33,822 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:37,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:37,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 297 states and 679 transitions. [2022-11-20 17:13:37,751 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 679 transitions. [2022-11-20 17:13:37,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:37,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:37,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:37,861 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:40,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:40,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 299 states and 680 transitions. [2022-11-20 17:13:40,248 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 680 transitions. [2022-11-20 17:13:40,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:13:40,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:40,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:40,370 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:43,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 301 states and 681 transitions. [2022-11-20 17:13:43,237 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 681 transitions. [2022-11-20 17:13:43,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:13:43,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:43,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:43,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:44,081 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:50,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 306 states and 707 transitions. [2022-11-20 17:13:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 707 transitions. [2022-11-20 17:13:50,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:13:50,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:50,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:50,580 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:52,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:52,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 309 states and 712 transitions. [2022-11-20 17:13:52,972 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 712 transitions. [2022-11-20 17:13:52,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:13:52,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:52,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:53,862 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:13:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:13:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 314 states and 717 transitions. [2022-11-20 17:13:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 717 transitions. [2022-11-20 17:13:59,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:13:59,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:13:59,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:13:59,505 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-20 17:14:06,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:06,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 318 states and 723 transitions. [2022-11-20 17:14:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 723 transitions. [2022-11-20 17:14:06,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:14:06,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:06,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:06,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:06,113 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:08,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 321 states and 727 transitions. [2022-11-20 17:14:08,388 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 727 transitions. [2022-11-20 17:14:08,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:14:08,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:08,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:08,439 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:14:12,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:12,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 323 states and 729 transitions. [2022-11-20 17:14:12,583 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 729 transitions. [2022-11-20 17:14:12,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:14:12,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:12,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 34 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:22,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:22,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 328 states and 747 transitions. [2022-11-20 17:14:22,173 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 747 transitions. [2022-11-20 17:14:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:14:22,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:22,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:23,801 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 18 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:35,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 338 states and 763 transitions. [2022-11-20 17:14:35,722 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 763 transitions. [2022-11-20 17:14:35,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:14:35,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:35,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:35,752 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-20 17:14:38,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 338 states and 762 transitions. [2022-11-20 17:14:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 762 transitions. [2022-11-20 17:14:38,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:14:38,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:38,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:38,925 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:14:46,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:46,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 342 states and 765 transitions. [2022-11-20 17:14:46,227 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 765 transitions. [2022-11-20 17:14:46,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:14:46,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:46,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:14:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:04,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:04,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 351 states and 800 transitions. [2022-11-20 17:15:04,723 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 800 transitions. [2022-11-20 17:15:04,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:15:04,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:04,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:04,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:04,769 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-20 17:15:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 351 states and 799 transitions. [2022-11-20 17:15:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 799 transitions. [2022-11-20 17:15:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:15:06,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:06,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:18,004 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 13 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:42,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 356 states and 814 transitions. [2022-11-20 17:15:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 814 transitions. [2022-11-20 17:15:42,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:15:42,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:42,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:43,328 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 361 states and 841 transitions. [2022-11-20 17:15:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 841 transitions. [2022-11-20 17:15:51,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:15:51,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:51,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:51,608 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 362 states and 842 transitions. [2022-11-20 17:15:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 842 transitions. [2022-11-20 17:15:52,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:15:52,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:52,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:54,100 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:00,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:00,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 367 states and 847 transitions. [2022-11-20 17:16:00,995 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 847 transitions. [2022-11-20 17:16:00,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:16:00,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:00,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:01,040 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 370 states and 852 transitions. [2022-11-20 17:16:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 852 transitions. [2022-11-20 17:16:04,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:16:04,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:04,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:04,098 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:16:11,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:11,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 374 states and 858 transitions. [2022-11-20 17:16:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 858 transitions. [2022-11-20 17:16:11,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:16:11,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:11,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:12,043 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:15,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:15,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 377 states and 863 transitions. [2022-11-20 17:16:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 863 transitions. [2022-11-20 17:16:15,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:16:15,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:15,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:15,237 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:16,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 378 states and 870 transitions. [2022-11-20 17:16:16,971 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 870 transitions. [2022-11-20 17:16:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:16:16,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:21,639 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:29,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:29,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 383 states and 889 transitions. [2022-11-20 17:16:29,201 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 889 transitions. [2022-11-20 17:16:29,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:16:29,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:29,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:29,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:30,790 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 34 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:44,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:44,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 393 states and 905 transitions. [2022-11-20 17:16:44,252 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 905 transitions. [2022-11-20 17:16:44,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:16:44,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:44,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:44,273 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:16:47,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:47,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 393 states and 904 transitions. [2022-11-20 17:16:47,724 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 904 transitions. [2022-11-20 17:16:47,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:16:47,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:47,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:47,802 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:54,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:54,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 397 states and 908 transitions. [2022-11-20 17:16:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 908 transitions. [2022-11-20 17:16:54,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:16:54,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:54,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:54,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 15 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 398 states and 920 transitions. [2022-11-20 17:16:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 920 transitions. [2022-11-20 17:16:56,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:16:56,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:56,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:59,560 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:17,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 407 states and 957 transitions. [2022-11-20 17:17:17,047 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 957 transitions. [2022-11-20 17:17:17,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:17:17,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:17,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:17,093 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:17:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:19,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 407 states and 956 transitions. [2022-11-20 17:17:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 956 transitions. [2022-11-20 17:17:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:17:19,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:19,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-20 17:17:20,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:20,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 408 states and 956 transitions. [2022-11-20 17:17:20,997 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 956 transitions. [2022-11-20 17:17:20,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:17:20,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:20,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:22,292 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:17:33,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:33,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 415 states and 978 transitions. [2022-11-20 17:17:33,019 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 978 transitions. [2022-11-20 17:17:33,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:17:33,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:33,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:33,063 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:17:36,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:36,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 418 states and 980 transitions. [2022-11-20 17:17:36,641 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 980 transitions. [2022-11-20 17:17:36,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:17:36,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:36,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:17:40,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:40,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 421 states and 982 transitions. [2022-11-20 17:17:40,367 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 982 transitions. [2022-11-20 17:17:40,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:17:40,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:40,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:40,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:44,307 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 16 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:00,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:00,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 430 states and 992 transitions. [2022-11-20 17:18:00,258 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 992 transitions. [2022-11-20 17:18:00,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:18:00,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:00,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:01,639 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:09,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:09,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 435 states and 997 transitions. [2022-11-20 17:18:09,850 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 997 transitions. [2022-11-20 17:18:09,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:18:09,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:09,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:11,082 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 440 states and 1028 transitions. [2022-11-20 17:18:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1028 transitions. [2022-11-20 17:18:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:18:19,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:19,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-20 17:18:28,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:28,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 444 states and 1034 transitions. [2022-11-20 17:18:28,334 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1034 transitions. [2022-11-20 17:18:28,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:18:28,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:28,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:32,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:32,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 447 states and 1039 transitions. [2022-11-20 17:18:32,035 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1039 transitions. [2022-11-20 17:18:32,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:18:32,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:32,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:32,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:32,122 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 4 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 448 states and 1047 transitions. [2022-11-20 17:18:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1047 transitions. [2022-11-20 17:18:33,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:18:33,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:33,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:40,488 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 81 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:49,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 453 states and 1067 transitions. [2022-11-20 17:18:49,244 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1067 transitions. [2022-11-20 17:18:49,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:18:49,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:49,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 55 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:06,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:06,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 463 states and 1083 transitions. [2022-11-20 17:19:06,479 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1083 transitions. [2022-11-20 17:19:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:19:06,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:06,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:06,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:06,512 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-20 17:19:14,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:14,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 465 states and 1090 transitions. [2022-11-20 17:19:14,839 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1090 transitions. [2022-11-20 17:19:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:19:14,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:14,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-20 17:19:18,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:18,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 465 states and 1089 transitions. [2022-11-20 17:19:18,757 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1089 transitions. [2022-11-20 17:19:18,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:19:18,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:18,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:18,782 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-20 17:19:22,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:22,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 465 states and 1088 transitions. [2022-11-20 17:19:22,935 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1088 transitions. [2022-11-20 17:19:22,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:19:22,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:22,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-20 17:19:26,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:26,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 465 states and 1087 transitions. [2022-11-20 17:19:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1087 transitions. [2022-11-20 17:19:26,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:19:26,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:26,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:26,987 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:19:36,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:36,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 469 states and 1090 transitions. [2022-11-20 17:19:36,330 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1090 transitions. [2022-11-20 17:19:36,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:19:36,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:36,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:36,511 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 472 states and 1096 transitions. [2022-11-20 17:19:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1096 transitions. [2022-11-20 17:19:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:19:42,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:42,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:42,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:42,797 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:19:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 474 states and 1103 transitions. [2022-11-20 17:19:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1103 transitions. [2022-11-20 17:19:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:19:49,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:49,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:19:52,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 474 states and 1102 transitions. [2022-11-20 17:19:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1102 transitions. [2022-11-20 17:19:52,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:19:52,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:52,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:52,185 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:19:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 474 states and 1101 transitions. [2022-11-20 17:19:54,542 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1101 transitions. [2022-11-20 17:19:54,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:19:54,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:54,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:57,749 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:20:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 483 states and 1143 transitions. [2022-11-20 17:20:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1143 transitions. [2022-11-20 17:20:19,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:20:19,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:19,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:19,626 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-20 17:20:21,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 483 states and 1142 transitions. [2022-11-20 17:20:21,798 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1142 transitions. [2022-11-20 17:20:21,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:20:21,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:21,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:21,827 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:20:31,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 487 states and 1146 transitions. [2022-11-20 17:20:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1146 transitions. [2022-11-20 17:20:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:20:31,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:31,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:31,523 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-11-20 17:20:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:33,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 488 states and 1146 transitions. [2022-11-20 17:20:33,629 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1146 transitions. [2022-11-20 17:20:33,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:20:33,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:33,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:33,660 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-20 17:20:38,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:38,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 488 states and 1145 transitions. [2022-11-20 17:20:38,017 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1145 transitions. [2022-11-20 17:20:38,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:20:38,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:38,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-11-20 17:20:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:39,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 489 states and 1145 transitions. [2022-11-20 17:20:39,335 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1145 transitions. [2022-11-20 17:20:39,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:20:39,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:39,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 33 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:20:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:46,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 492 states and 1148 transitions. [2022-11-20 17:20:46,198 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1148 transitions. [2022-11-20 17:20:46,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:20:46,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:46,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:46,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:20:57,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:57,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 497 states and 1181 transitions. [2022-11-20 17:20:57,923 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1181 transitions. [2022-11-20 17:20:57,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:20:57,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:57,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:20:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:21:05,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:05,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 501 states and 1186 transitions. [2022-11-20 17:21:05,904 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1186 transitions. [2022-11-20 17:21:05,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:21:05,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:05,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:21:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:17,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 506 states and 1191 transitions. [2022-11-20 17:21:17,207 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1191 transitions. [2022-11-20 17:21:17,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:21:17,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:17,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:17,233 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-20 17:21:27,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 510 states and 1197 transitions. [2022-11-20 17:21:27,612 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1197 transitions. [2022-11-20 17:21:27,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:21:27,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:27,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:27,740 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 4 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:21:33,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:33,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 514 states and 1211 transitions. [2022-11-20 17:21:33,877 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1211 transitions. [2022-11-20 17:21:33,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:21:33,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:33,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:33,921 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-20 17:21:36,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:36,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 514 states and 1210 transitions. [2022-11-20 17:21:36,312 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1210 transitions. [2022-11-20 17:21:36,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:21:36,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:36,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:45,491 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 112 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:21:56,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:21:56,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 519 states and 1231 transitions. [2022-11-20 17:21:56,001 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1231 transitions. [2022-11-20 17:21:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:21:56,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:21:56,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:21:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 81 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:16,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 529 states and 1247 transitions. [2022-11-20 17:22:16,259 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1247 transitions. [2022-11-20 17:22:16,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:22:16,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:16,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-20 17:22:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 529 states and 1246 transitions. [2022-11-20 17:22:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1246 transitions. [2022-11-20 17:22:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:22:20,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:20,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:20,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:20,980 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-20 17:22:31,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 533 states and 1249 transitions. [2022-11-20 17:22:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1249 transitions. [2022-11-20 17:22:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:22:31,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:31,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:40,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 536 states and 1253 transitions. [2022-11-20 17:22:40,219 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1253 transitions. [2022-11-20 17:22:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:22:40,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:40,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:43,941 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.