./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_mul_init.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_mul_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 08288106b555461ef057d9cc6ff3152dcec81ba7fba064f1bc055561de30be9f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:39:41,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:39:41,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:39:41,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:39:41,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:39:41,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:39:41,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:39:41,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:39:41,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:39:41,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:39:41,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:39:41,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:39:41,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:39:41,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:39:41,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:39:41,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:39:41,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:39:41,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:39:41,393 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:39:41,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:39:41,403 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:39:41,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:39:41,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:39:41,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:39:41,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:39:41,411 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:39:41,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:39:41,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:39:41,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:39:41,418 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:39:41,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:39:41,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:39:41,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:39:41,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:39:41,424 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:39:41,424 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:39:41,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:39:41,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:39:41,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:39:41,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:39:41,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:39:41,429 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:39:41,471 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:39:41,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:39:41,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:39:41,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:39:41,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:39:41,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:39:41,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:39:41,474 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:39:41,480 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:39:41,480 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:39:41,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:39:41,482 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:39:41,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:39:41,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:39:41,482 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:39:41,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:39:41,483 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:39:41,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:39:41,483 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:39:41,483 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:39:41,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:39:41,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:39:41,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:39:41,484 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:39:41,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:39:41,485 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:39:41,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:39:41,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:39:41,485 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_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08288106b555461ef057d9cc6ff3152dcec81ba7fba064f1bc055561de30be9f [2021-11-25 06:39:41,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:39:41,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:39:41,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:39:41,851 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:39:41,853 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:39:41,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_mul_init.i [2021-11-25 06:39:41,934 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/data/b223c41ac/a067bdcd92744dd895f4ef3eb215f6b0/FLAGaf11eda48 [2021-11-25 06:39:42,474 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:39:42,474 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_mul_init.i [2021-11-25 06:39:42,488 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/data/b223c41ac/a067bdcd92744dd895f4ef3eb215f6b0/FLAGaf11eda48 [2021-11-25 06:39:42,825 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/data/b223c41ac/a067bdcd92744dd895f4ef3eb215f6b0 [2021-11-25 06:39:42,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:39:42,831 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:39:42,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:39:42,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:39:42,837 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:39:42,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:42" (1/1) ... [2021-11-25 06:39:42,839 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70efff06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:42, skipping insertion in model container [2021-11-25 06:39:42,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:42" (1/1) ... [2021-11-25 06:39:42,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:39:42,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:39:43,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_mul_init.i[821,834] [2021-11-25 06:39:43,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:39:45,817 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:39:45,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/sv-benchmarks/c/array-industry-pattern/array_of_struct_ptr_mul_init.i[821,834] [2021-11-25 06:39:45,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:39:45,899 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:39:45,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45 WrapperNode [2021-11-25 06:39:45,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:39:45,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:39:45,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:39:45,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:39:45,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:45,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:45,976 INFO L137 Inliner]: procedures = 16, calls = 17, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2021-11-25 06:39:45,976 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:39:45,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:39:45,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:39:45,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:39:46,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,018 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:39:46,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:39:46,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:39:46,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:39:46,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:45" (1/1) ... [2021-11-25 06:39:46,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:39:46,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:39:46,151 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:39:46,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ed7fd41-f2a9-4f66-aaaf-f9c7febfb81c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:39:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:39:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:39:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:39:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:39:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:39:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:39:46,287 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:39:46,289 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:39:46,430 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:39:46,504 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:39:46,505 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 06:39:46,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:46 BoogieIcfgContainer [2021-11-25 06:39:46,507 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:39:46,508 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:39:46,508 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:39:46,518 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:39:46,518 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:46" (1/1) ... [2021-11-25 06:39:46,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:39:46,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2021-11-25 06:39:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2021-11-25 06:39:46,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:39:46,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:46,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:46,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:46,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:46,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-25 06:39:46,873 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-25 06:39:46,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:39:46,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:46,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:46,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-25 06:39:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-25 06:39:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:39:47,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:47,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:47,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 06:39:47,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:47,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:39:47,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:47,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-25 06:39:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-25 06:39:47,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:39:47,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:47,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:47,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:39:47,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:47,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:47,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:47,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-25 06:39:47,371 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-25 06:39:47,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:39:47,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:47,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:47,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:47,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:39:47,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:47,468 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:47,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2021-11-25 06:39:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2021-11-25 06:39:47,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:39:47,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:47,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:47,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 06:39:47,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:47,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:47,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-11-25 06:39:47,665 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-11-25 06:39:47,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:39:47,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:47,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:47,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:39:47,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:47,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:47,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:47,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2021-11-25 06:39:47,823 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2021-11-25 06:39:47,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:39:47,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:47,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:47,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:39:47,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:47,962 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:48,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-25 06:39:48,031 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-25 06:39:48,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:39:48,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:48,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:48,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:48,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:39:48,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:48,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:48,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-25 06:39:48,324 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-25 06:39:48,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:39:48,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:48,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:48,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:39:48,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:48,495 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:48,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:48,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-25 06:39:48,567 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-25 06:39:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:39:48,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:48,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:48,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 06:39:48,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:48,719 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:48,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:48,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-25 06:39:48,801 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-25 06:39:48,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:39:48,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:48,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:48,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:39:48,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:48,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:48,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2021-11-25 06:39:48,991 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2021-11-25 06:39:48,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:39:48,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:48,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:49,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:39:49,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:49,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:49,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2021-11-25 06:39:49,210 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-11-25 06:39:49,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:39:49,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:49,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:49,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-25 06:39:49,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:49,358 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:49,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:49,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2021-11-25 06:39:49,434 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2021-11-25 06:39:49,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:39:49,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:49,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:49,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 06:39:49,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:49,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:49,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2021-11-25 06:39:49,681 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-25 06:39:49,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:39:49,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:49,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:49,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 06:39:49,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:49,844 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:49,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:49,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2021-11-25 06:39:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2021-11-25 06:39:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:39:49,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:49,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:50,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:39:50,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:50,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:50,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2021-11-25 06:39:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2021-11-25 06:39:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:39:50,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:50,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:50,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 06:39:50,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:50,384 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:50,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2021-11-25 06:39:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2021-11-25 06:39:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:39:50,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:50,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:50,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 06:39:50,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:50,652 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2021-11-25 06:39:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2021-11-25 06:39:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:39:50,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:50,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:50,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:39:50,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2021-11-25 06:39:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2021-11-25 06:39:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:51,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:51,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:51,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 06:39:51,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:51,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:51,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2021-11-25 06:39:51,342 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2021-11-25 06:39:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:39:51,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:51,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:51,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-25 06:39:51,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:51,521 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:51,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2021-11-25 06:39:51,634 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2021-11-25 06:39:51,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:39:51,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:51,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:51,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-25 06:39:51,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:51,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:51,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2021-11-25 06:39:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2021-11-25 06:39:51,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:39:51,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:51,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:52,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-25 06:39:52,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:52,210 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2021-11-25 06:39:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2021-11-25 06:39:52,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:39:52,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:52,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:52,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 06:39:52,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:52,537 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:52,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:52,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2021-11-25 06:39:52,657 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2021-11-25 06:39:52,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:39:52,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:52,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:52,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:52,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 06:39:52,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:52,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 40 transitions. [2021-11-25 06:39:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2021-11-25 06:39:52,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:39:52,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:52,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:53,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:39:53,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:53,167 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:53,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:53,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 41 transitions. [2021-11-25 06:39:53,302 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2021-11-25 06:39:53,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:39:53,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:53,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:53,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:53,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-25 06:39:53,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:53,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:53,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2021-11-25 06:39:53,702 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2021-11-25 06:39:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:39:53,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:53,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:53,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-25 06:39:53,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:53,931 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:54,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:54,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2021-11-25 06:39:54,089 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2021-11-25 06:39:54,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:39:54,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:54,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:54,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:39:54,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:54,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2021-11-25 06:39:54,493 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2021-11-25 06:39:54,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:39:54,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:54,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:54,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 06:39:54,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:54,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:54,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2021-11-25 06:39:54,905 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2021-11-25 06:39:54,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:39:54,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:54,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:55,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:39:55,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:55,149 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2021-11-25 06:39:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2021-11-25 06:39:55,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:39:55,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:55,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:55,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 06:39:55,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:55,555 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:55,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2021-11-25 06:39:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2021-11-25 06:39:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:39:55,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:55,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:55,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 06:39:55,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:56,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:56,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2021-11-25 06:39:56,112 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2021-11-25 06:39:56,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:39:56,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:56,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:56,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 06:39:56,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:56,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2021-11-25 06:39:56,570 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-11-25 06:39:56,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:39:56,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:56,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:56,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:39:56,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:56,871 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:57,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2021-11-25 06:39:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2021-11-25 06:39:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:39:57,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:57,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:57,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 06:39:57,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:57,333 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2021-11-25 06:39:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2021-11-25 06:39:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:39:57,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:57,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:57,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 06:39:57,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:57,828 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:58,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:58,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2021-11-25 06:39:58,012 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2021-11-25 06:39:58,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:39:58,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:58,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:58,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 06:39:58,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:58,295 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:58,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:58,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 48 states and 53 transitions. [2021-11-25 06:39:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2021-11-25 06:39:58,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:39:58,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:58,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:58,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:39:58,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:58,740 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2021-11-25 06:39:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2021-11-25 06:39:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:39:58,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:58,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:59,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 06:39:59,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:59,198 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:59,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:59,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 50 states and 55 transitions. [2021-11-25 06:39:59,360 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2021-11-25 06:39:59,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:39:59,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:59,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:59,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 06:39:59,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:39:59,663 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:39:59,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:59,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 51 states and 56 transitions. [2021-11-25 06:39:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2021-11-25 06:39:59,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:39:59,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:59,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:59,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:39:59,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:00,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:00,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2021-11-25 06:40:00,334 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2021-11-25 06:40:00,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:40:00,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:00,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:00,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:00,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:40:00,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:00,686 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:00,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 53 states and 58 transitions. [2021-11-25 06:40:00,886 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions. [2021-11-25 06:40:00,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:40:00,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:00,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:01,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:40:01,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:01,242 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 54 states and 59 transitions. [2021-11-25 06:40:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2021-11-25 06:40:01,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:40:01,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:01,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:01,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:40:01,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:01,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2021-11-25 06:40:01,959 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2021-11-25 06:40:01,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:40:01,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:01,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:02,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:40:02,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:02,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:02,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 56 states and 61 transitions. [2021-11-25 06:40:02,532 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 61 transitions. [2021-11-25 06:40:02,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:40:02,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:02,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:02,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:40:02,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:03,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:03,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2021-11-25 06:40:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2021-11-25 06:40:03,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:40:03,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:03,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:03,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:40:03,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:03,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:03,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2021-11-25 06:40:03,716 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2021-11-25 06:40:03,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:40:03,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:03,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:03,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:40:03,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:04,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:04,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2021-11-25 06:40:04,302 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2021-11-25 06:40:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 06:40:04,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:04,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:04,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 06:40:04,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1226 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:04,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:04,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2021-11-25 06:40:04,898 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2021-11-25 06:40:04,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:40:04,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:04,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:05,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:40:05,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:05,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:05,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:05,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2021-11-25 06:40:05,540 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2021-11-25 06:40:05,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:40:05,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:05,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:05,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-25 06:40:05,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:05,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1327 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 62 states and 67 transitions. [2021-11-25 06:40:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 67 transitions. [2021-11-25 06:40:06,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:40:06,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:06,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:06,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 06:40:06,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:06,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2021-11-25 06:40:06,820 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2021-11-25 06:40:06,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:40:06,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:06,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:06,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 55 conjunts are in the unsatisfiable core [2021-11-25 06:40:06,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1432 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:07,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:07,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2021-11-25 06:40:07,466 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2021-11-25 06:40:07,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:40:07,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:07,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:07,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:07,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-25 06:40:07,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1486 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:08,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:08,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2021-11-25 06:40:08,139 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2021-11-25 06:40:08,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:40:08,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:08,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:08,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-25 06:40:08,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:08,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1541 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:08,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 66 states and 71 transitions. [2021-11-25 06:40:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2021-11-25 06:40:08,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:40:08,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:08,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:08,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 58 conjunts are in the unsatisfiable core [2021-11-25 06:40:08,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:09,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:09,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:09,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2021-11-25 06:40:09,444 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2021-11-25 06:40:09,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:40:09,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:09,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:09,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-25 06:40:09,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:10,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:10,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2021-11-25 06:40:10,144 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2021-11-25 06:40:10,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:40:10,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:10,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:10,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-25 06:40:10,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:10,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1712 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:10,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:10,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2021-11-25 06:40:10,901 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2021-11-25 06:40:10,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:40:10,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:10,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:11,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 61 conjunts are in the unsatisfiable core [2021-11-25 06:40:11,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1771 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:11,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:11,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2021-11-25 06:40:11,597 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2021-11-25 06:40:11,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:40:11,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:11,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:11,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:11,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 62 conjunts are in the unsatisfiable core [2021-11-25 06:40:11,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:11,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1831 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:12,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2021-11-25 06:40:12,213 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2021-11-25 06:40:12,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:40:12,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:12,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:12,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 63 conjunts are in the unsatisfiable core [2021-11-25 06:40:12,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:12,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:12,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2021-11-25 06:40:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2021-11-25 06:40:12,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:40:12,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:12,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:13,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-25 06:40:13,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1954 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:13,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:13,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2021-11-25 06:40:13,498 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2021-11-25 06:40:13,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:40:13,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:13,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:13,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 65 conjunts are in the unsatisfiable core [2021-11-25 06:40:13,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2017 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:14,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 79 transitions. [2021-11-25 06:40:14,135 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2021-11-25 06:40:14,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:40:14,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:14,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:14,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-25 06:40:14,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2021-11-25 06:40:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2021-11-25 06:40:14,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:40:14,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:14,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:15,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:40:15,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:15,273 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:15,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2021-11-25 06:40:15,532 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2021-11-25 06:40:15,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 06:40:15,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:15,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:15,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:40:15,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:15,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2212 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:16,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2021-11-25 06:40:16,266 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2021-11-25 06:40:16,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:40:16,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:16,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:16,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:40:16,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:16,713 INFO L134 CoverageAnalysis]: Checked inductivity of 2279 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:16,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:16,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2021-11-25 06:40:16,984 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2021-11-25 06:40:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 06:40:16,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:16,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:17,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:40:17,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:17,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2347 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:17,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2021-11-25 06:40:17,698 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2021-11-25 06:40:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:40:17,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:17,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:17,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:17,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:40:17,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:18,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:18,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 80 states and 85 transitions. [2021-11-25 06:40:18,452 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2021-11-25 06:40:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:40:18,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:18,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:18,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:40:18,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:18,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2486 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:19,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2021-11-25 06:40:19,185 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2021-11-25 06:40:19,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 06:40:19,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:19,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:19,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:19,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:40:19,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:19,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2557 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:19,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:19,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 82 states and 87 transitions. [2021-11-25 06:40:19,908 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2021-11-25 06:40:19,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 06:40:19,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:19,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:20,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:40:20,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:20,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2629 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:20,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:20,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 83 states and 88 transitions. [2021-11-25 06:40:20,680 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 88 transitions. [2021-11-25 06:40:20,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 06:40:20,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:20,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:20,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:20,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 721 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:40:20,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 2702 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:21,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:21,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 84 states and 89 transitions. [2021-11-25 06:40:21,477 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2021-11-25 06:40:21,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 06:40:21,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:21,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:21,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 76 conjunts are in the unsatisfiable core [2021-11-25 06:40:21,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:21,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2776 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:22,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:22,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2021-11-25 06:40:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2021-11-25 06:40:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 06:40:22,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:22,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:22,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 77 conjunts are in the unsatisfiable core [2021-11-25 06:40:22,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:22,738 INFO L134 CoverageAnalysis]: Checked inductivity of 2851 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:23,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:23,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 86 states and 91 transitions. [2021-11-25 06:40:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2021-11-25 06:40:23,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 06:40:23,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:23,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:23,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 78 conjunts are in the unsatisfiable core [2021-11-25 06:40:23,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:23,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2927 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:23,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 87 states and 92 transitions. [2021-11-25 06:40:23,990 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2021-11-25 06:40:23,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 06:40:23,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:23,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:24,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 79 conjunts are in the unsatisfiable core [2021-11-25 06:40:24,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3004 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:24,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:24,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 88 states and 93 transitions. [2021-11-25 06:40:24,736 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 93 transitions. [2021-11-25 06:40:24,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 06:40:24,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:24,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:24,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 80 conjunts are in the unsatisfiable core [2021-11-25 06:40:24,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:25,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3082 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:25,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:25,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 89 states and 94 transitions. [2021-11-25 06:40:25,513 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 94 transitions. [2021-11-25 06:40:25,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 06:40:25,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:25,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:25,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 81 conjunts are in the unsatisfiable core [2021-11-25 06:40:25,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 3161 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:26,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 90 states and 95 transitions. [2021-11-25 06:40:26,268 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2021-11-25 06:40:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 06:40:26,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:26,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:26,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-25 06:40:26,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:26,801 INFO L134 CoverageAnalysis]: Checked inductivity of 3241 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:27,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 91 states and 96 transitions. [2021-11-25 06:40:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2021-11-25 06:40:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 06:40:27,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:27,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:27,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 83 conjunts are in the unsatisfiable core [2021-11-25 06:40:27,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:27,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3322 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:27,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:27,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 92 states and 97 transitions. [2021-11-25 06:40:27,939 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 97 transitions. [2021-11-25 06:40:27,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 06:40:27,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:27,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:28,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 84 conjunts are in the unsatisfiable core [2021-11-25 06:40:28,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:28,451 INFO L134 CoverageAnalysis]: Checked inductivity of 3404 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 93 states and 98 transitions. [2021-11-25 06:40:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2021-11-25 06:40:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-25 06:40:28,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:28,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:28,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 85 conjunts are in the unsatisfiable core [2021-11-25 06:40:28,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 3487 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:29,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 94 states and 99 transitions. [2021-11-25 06:40:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 99 transitions. [2021-11-25 06:40:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 06:40:29,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:29,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:29,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 86 conjunts are in the unsatisfiable core [2021-11-25 06:40:29,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:30,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3571 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:30,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 95 states and 100 transitions. [2021-11-25 06:40:30,493 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 100 transitions. [2021-11-25 06:40:30,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 06:40:30,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:30,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:30,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:30,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 87 conjunts are in the unsatisfiable core [2021-11-25 06:40:30,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:31,053 INFO L134 CoverageAnalysis]: Checked inductivity of 3656 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:31,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:31,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 96 states and 101 transitions. [2021-11-25 06:40:31,625 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 101 transitions. [2021-11-25 06:40:31,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-25 06:40:31,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:31,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:31,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 838 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-25 06:40:31,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 3742 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:32,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 97 states and 102 transitions. [2021-11-25 06:40:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 102 transitions. [2021-11-25 06:40:32,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 06:40:32,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:32,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:32,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 847 conjuncts, 89 conjunts are in the unsatisfiable core [2021-11-25 06:40:32,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:33,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3829 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:33,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 98 states and 103 transitions. [2021-11-25 06:40:33,465 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 103 transitions. [2021-11-25 06:40:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-25 06:40:33,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:33,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:33,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 90 conjunts are in the unsatisfiable core [2021-11-25 06:40:33,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:34,013 INFO L134 CoverageAnalysis]: Checked inductivity of 3917 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:34,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:34,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 99 states and 104 transitions. [2021-11-25 06:40:34,418 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 104 transitions. [2021-11-25 06:40:34,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-25 06:40:34,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:34,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:34,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 91 conjunts are in the unsatisfiable core [2021-11-25 06:40:34,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:35,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4006 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:35,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 100 states and 105 transitions. [2021-11-25 06:40:35,377 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 105 transitions. [2021-11-25 06:40:35,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-25 06:40:35,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:35,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:35,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 874 conjuncts, 92 conjunts are in the unsatisfiable core [2021-11-25 06:40:35,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:35,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4096 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:36,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:36,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 101 states and 106 transitions. [2021-11-25 06:40:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 106 transitions. [2021-11-25 06:40:36,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:40:36,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:36,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:36,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:36,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-25 06:40:36,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4187 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:37,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:37,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 102 states and 107 transitions. [2021-11-25 06:40:37,119 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 107 transitions. [2021-11-25 06:40:37,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-25 06:40:37,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:37,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:37,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 94 conjunts are in the unsatisfiable core [2021-11-25 06:40:37,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:37,662 INFO L134 CoverageAnalysis]: Checked inductivity of 4279 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 103 states and 108 transitions. [2021-11-25 06:40:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 108 transitions. [2021-11-25 06:40:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:40:38,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:38,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:38,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:38,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 95 conjunts are in the unsatisfiable core [2021-11-25 06:40:38,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 4372 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 104 states and 109 transitions. [2021-11-25 06:40:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 109 transitions. [2021-11-25 06:40:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-25 06:40:38,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:38,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:39,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:39,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 96 conjunts are in the unsatisfiable core [2021-11-25 06:40:39,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:39,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4466 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:39,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 105 states and 110 transitions. [2021-11-25 06:40:39,786 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 110 transitions. [2021-11-25 06:40:39,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-25 06:40:39,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:39,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:39,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:39,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 919 conjuncts, 97 conjunts are in the unsatisfiable core [2021-11-25 06:40:39,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:40,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4561 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:40,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 106 states and 111 transitions. [2021-11-25 06:40:40,905 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 111 transitions. [2021-11-25 06:40:40,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 06:40:40,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:40,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:41,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 98 conjunts are in the unsatisfiable core [2021-11-25 06:40:41,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:41,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4657 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:41,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:41,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 107 states and 112 transitions. [2021-11-25 06:40:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 112 transitions. [2021-11-25 06:40:41,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 06:40:41,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:41,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:42,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 99 conjunts are in the unsatisfiable core [2021-11-25 06:40:42,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:42,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4754 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:42,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 108 states and 113 transitions. [2021-11-25 06:40:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 113 transitions. [2021-11-25 06:40:42,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 06:40:42,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:42,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:43,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 946 conjuncts, 100 conjunts are in the unsatisfiable core [2021-11-25 06:40:43,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 4852 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:43,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 109 states and 114 transitions. [2021-11-25 06:40:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 114 transitions. [2021-11-25 06:40:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-25 06:40:43,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:43,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:44,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-25 06:40:44,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4951 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:44,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:44,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 110 states and 115 transitions. [2021-11-25 06:40:44,773 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 115 transitions. [2021-11-25 06:40:44,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 06:40:44,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:44,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:45,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 964 conjuncts, 102 conjunts are in the unsatisfiable core [2021-11-25 06:40:45,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:45,368 INFO L134 CoverageAnalysis]: Checked inductivity of 5051 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:45,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:45,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 111 states and 116 transitions. [2021-11-25 06:40:45,741 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 116 transitions. [2021-11-25 06:40:45,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-25 06:40:45,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:45,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:45,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 103 conjunts are in the unsatisfiable core [2021-11-25 06:40:45,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:46,306 INFO L134 CoverageAnalysis]: Checked inductivity of 5152 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:46,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 112 states and 117 transitions. [2021-11-25 06:40:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 117 transitions. [2021-11-25 06:40:46,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 06:40:46,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:46,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:46,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:46,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 104 conjunts are in the unsatisfiable core [2021-11-25 06:40:46,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:47,267 INFO L134 CoverageAnalysis]: Checked inductivity of 5254 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 113 states and 118 transitions. [2021-11-25 06:40:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 118 transitions. [2021-11-25 06:40:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 06:40:47,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:47,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:47,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 991 conjuncts, 105 conjunts are in the unsatisfiable core [2021-11-25 06:40:47,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:48,247 INFO L134 CoverageAnalysis]: Checked inductivity of 5357 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:48,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:48,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 114 states and 119 transitions. [2021-11-25 06:40:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 119 transitions. [2021-11-25 06:40:48,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 06:40:48,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:48,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:48,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 106 conjunts are in the unsatisfiable core [2021-11-25 06:40:48,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:49,213 INFO L134 CoverageAnalysis]: Checked inductivity of 5461 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:49,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 115 states and 120 transitions. [2021-11-25 06:40:49,601 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 120 transitions. [2021-11-25 06:40:49,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 06:40:49,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:49,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:49,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 107 conjunts are in the unsatisfiable core [2021-11-25 06:40:49,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 5566 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:50,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 116 states and 121 transitions. [2021-11-25 06:40:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 121 transitions. [2021-11-25 06:40:50,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 06:40:50,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:50,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:50,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 1018 conjuncts, 108 conjunts are in the unsatisfiable core [2021-11-25 06:40:50,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:51,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5672 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 117 states and 122 transitions. [2021-11-25 06:40:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 122 transitions. [2021-11-25 06:40:51,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 06:40:51,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:51,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:51,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:52,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 1027 conjuncts, 109 conjunts are in the unsatisfiable core [2021-11-25 06:40:52,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 5779 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:52,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 118 states and 123 transitions. [2021-11-25 06:40:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 123 transitions. [2021-11-25 06:40:52,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 06:40:52,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:52,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:52,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 110 conjunts are in the unsatisfiable core [2021-11-25 06:40:52,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 5887 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:53,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 119 states and 124 transitions. [2021-11-25 06:40:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 124 transitions. [2021-11-25 06:40:53,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 06:40:53,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:53,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:53,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 1045 conjuncts, 111 conjunts are in the unsatisfiable core [2021-11-25 06:40:53,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:54,332 INFO L134 CoverageAnalysis]: Checked inductivity of 5996 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:54,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:54,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 120 states and 125 transitions. [2021-11-25 06:40:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 125 transitions. [2021-11-25 06:40:54,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-25 06:40:54,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:54,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:55,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 1054 conjuncts, 112 conjunts are in the unsatisfiable core [2021-11-25 06:40:55,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:55,429 INFO L134 CoverageAnalysis]: Checked inductivity of 6106 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:55,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:55,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 121 states and 126 transitions. [2021-11-25 06:40:55,843 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 126 transitions. [2021-11-25 06:40:55,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 06:40:55,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:55,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:56,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 1063 conjuncts, 113 conjunts are in the unsatisfiable core [2021-11-25 06:40:56,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:56,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6217 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:56,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 122 states and 127 transitions. [2021-11-25 06:40:56,877 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 127 transitions. [2021-11-25 06:40:56,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 06:40:56,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:56,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:57,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:57,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 1072 conjuncts, 114 conjunts are in the unsatisfiable core [2021-11-25 06:40:57,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 6329 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:57,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 123 states and 128 transitions. [2021-11-25 06:40:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 128 transitions. [2021-11-25 06:40:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 06:40:57,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:57,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:58,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 1081 conjuncts, 115 conjunts are in the unsatisfiable core [2021-11-25 06:40:58,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:58,627 INFO L134 CoverageAnalysis]: Checked inductivity of 6442 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:40:59,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:59,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 124 states and 129 transitions. [2021-11-25 06:40:59,054 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2021-11-25 06:40:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-25 06:40:59,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:59,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:59,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 1090 conjuncts, 116 conjunts are in the unsatisfiable core [2021-11-25 06:40:59,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:40:59,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6556 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:00,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:00,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 125 states and 130 transitions. [2021-11-25 06:41:00,182 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 130 transitions. [2021-11-25 06:41:00,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 06:41:00,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:00,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:00,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 1099 conjuncts, 117 conjunts are in the unsatisfiable core [2021-11-25 06:41:00,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:00,865 INFO L134 CoverageAnalysis]: Checked inductivity of 6671 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:01,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:01,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 126 states and 131 transitions. [2021-11-25 06:41:01,302 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 131 transitions. [2021-11-25 06:41:01,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 06:41:01,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:01,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:01,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 1108 conjuncts, 118 conjunts are in the unsatisfiable core [2021-11-25 06:41:01,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6787 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:02,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 127 states and 132 transitions. [2021-11-25 06:41:02,491 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 132 transitions. [2021-11-25 06:41:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 06:41:02,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:02,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:02,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:02,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 1117 conjuncts, 119 conjunts are in the unsatisfiable core [2021-11-25 06:41:02,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 6904 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:03,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:03,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 128 states and 133 transitions. [2021-11-25 06:41:03,672 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2021-11-25 06:41:03,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 06:41:03,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:03,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:03,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 1126 conjuncts, 120 conjunts are in the unsatisfiable core [2021-11-25 06:41:03,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 7022 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:04,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:04,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 129 states and 134 transitions. [2021-11-25 06:41:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 134 transitions. [2021-11-25 06:41:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-25 06:41:04,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:04,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:05,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 121 conjunts are in the unsatisfiable core [2021-11-25 06:41:05,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:05,483 INFO L134 CoverageAnalysis]: Checked inductivity of 7141 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:05,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 130 states and 135 transitions. [2021-11-25 06:41:05,946 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 135 transitions. [2021-11-25 06:41:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 06:41:05,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:05,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:06,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 1144 conjuncts, 122 conjunts are in the unsatisfiable core [2021-11-25 06:41:06,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:06,602 INFO L134 CoverageAnalysis]: Checked inductivity of 7261 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 131 states and 136 transitions. [2021-11-25 06:41:07,059 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 136 transitions. [2021-11-25 06:41:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 06:41:07,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:07,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:07,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 1153 conjuncts, 123 conjunts are in the unsatisfiable core [2021-11-25 06:41:07,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:07,761 INFO L134 CoverageAnalysis]: Checked inductivity of 7382 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:08,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:08,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 132 states and 137 transitions. [2021-11-25 06:41:08,218 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 137 transitions. [2021-11-25 06:41:08,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 06:41:08,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:08,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:08,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 124 conjunts are in the unsatisfiable core [2021-11-25 06:41:08,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 7504 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:09,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 133 states and 138 transitions. [2021-11-25 06:41:09,369 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 138 transitions. [2021-11-25 06:41:09,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 06:41:09,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:09,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:09,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 125 conjunts are in the unsatisfiable core [2021-11-25 06:41:09,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:10,048 INFO L134 CoverageAnalysis]: Checked inductivity of 7627 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:10,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:10,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 134 states and 139 transitions. [2021-11-25 06:41:10,516 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 139 transitions. [2021-11-25 06:41:10,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 06:41:10,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:10,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:10,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 1180 conjuncts, 126 conjunts are in the unsatisfiable core [2021-11-25 06:41:10,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 7751 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:11,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:11,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 135 states and 140 transitions. [2021-11-25 06:41:11,845 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 140 transitions. [2021-11-25 06:41:11,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-25 06:41:11,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:11,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:12,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:12,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 1189 conjuncts, 127 conjunts are in the unsatisfiable core [2021-11-25 06:41:12,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7876 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:12,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:12,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 136 states and 141 transitions. [2021-11-25 06:41:12,973 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 141 transitions. [2021-11-25 06:41:12,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 06:41:12,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:12,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:13,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:13,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 1198 conjuncts, 128 conjunts are in the unsatisfiable core [2021-11-25 06:41:13,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 8002 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:14,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:14,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 137 states and 142 transitions. [2021-11-25 06:41:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2021-11-25 06:41:14,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 06:41:14,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:14,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:14,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 1207 conjuncts, 129 conjunts are in the unsatisfiable core [2021-11-25 06:41:14,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:14,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8129 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:15,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2021-11-25 06:41:15,447 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2021-11-25 06:41:15,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 06:41:15,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:15,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:15,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 1216 conjuncts, 130 conjunts are in the unsatisfiable core [2021-11-25 06:41:15,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 8257 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:16,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:16,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 139 states and 144 transitions. [2021-11-25 06:41:16,627 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 144 transitions. [2021-11-25 06:41:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 06:41:16,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:16,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:16,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 1225 conjuncts, 131 conjunts are in the unsatisfiable core [2021-11-25 06:41:16,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:17,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8386 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:17,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 140 states and 145 transitions. [2021-11-25 06:41:17,834 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2021-11-25 06:41:17,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 06:41:17,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:17,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:18,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 1234 conjuncts, 132 conjunts are in the unsatisfiable core [2021-11-25 06:41:18,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:18,546 INFO L134 CoverageAnalysis]: Checked inductivity of 8516 backedges. 0 proven. 8515 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:19,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:19,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 141 states and 146 transitions. [2021-11-25 06:41:19,031 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 146 transitions. [2021-11-25 06:41:19,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 06:41:19,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:19,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:19,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 133 conjunts are in the unsatisfiable core [2021-11-25 06:41:19,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:19,784 INFO L134 CoverageAnalysis]: Checked inductivity of 8647 backedges. 0 proven. 8646 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:20,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:20,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 142 states and 147 transitions. [2021-11-25 06:41:20,295 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 147 transitions. [2021-11-25 06:41:20,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 06:41:20,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:20,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:20,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 134 conjunts are in the unsatisfiable core [2021-11-25 06:41:20,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:21,096 INFO L134 CoverageAnalysis]: Checked inductivity of 8779 backedges. 0 proven. 8778 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:21,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 143 states and 148 transitions. [2021-11-25 06:41:21,615 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 148 transitions. [2021-11-25 06:41:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 06:41:21,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:21,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:22,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 1261 conjuncts, 135 conjunts are in the unsatisfiable core [2021-11-25 06:41:22,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 8912 backedges. 0 proven. 8911 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:22,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 144 states and 149 transitions. [2021-11-25 06:41:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 149 transitions. [2021-11-25 06:41:22,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 06:41:22,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:22,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:23,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:23,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 1270 conjuncts, 136 conjunts are in the unsatisfiable core [2021-11-25 06:41:23,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:23,793 INFO L134 CoverageAnalysis]: Checked inductivity of 9046 backedges. 0 proven. 9045 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:24,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 145 states and 150 transitions. [2021-11-25 06:41:24,321 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 150 transitions. [2021-11-25 06:41:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 06:41:24,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:24,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:24,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:24,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 137 conjunts are in the unsatisfiable core [2021-11-25 06:41:24,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 9181 backedges. 0 proven. 9180 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:25,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:25,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 146 states and 151 transitions. [2021-11-25 06:41:25,616 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 151 transitions. [2021-11-25 06:41:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 06:41:25,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:25,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:25,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 138 conjunts are in the unsatisfiable core [2021-11-25 06:41:25,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 9317 backedges. 0 proven. 9316 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:26,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:26,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 147 states and 152 transitions. [2021-11-25 06:41:26,942 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 152 transitions. [2021-11-25 06:41:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 06:41:26,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:26,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:27,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:27,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 139 conjunts are in the unsatisfiable core [2021-11-25 06:41:27,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:27,717 INFO L134 CoverageAnalysis]: Checked inductivity of 9454 backedges. 0 proven. 9453 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:28,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 148 states and 153 transitions. [2021-11-25 06:41:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 153 transitions. [2021-11-25 06:41:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 06:41:28,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:28,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:28,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 140 conjunts are in the unsatisfiable core [2021-11-25 06:41:28,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 9592 backedges. 0 proven. 9591 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:29,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:29,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 149 states and 154 transitions. [2021-11-25 06:41:29,585 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 154 transitions. [2021-11-25 06:41:29,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 06:41:29,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:29,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:29,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 1315 conjuncts, 141 conjunts are in the unsatisfiable core [2021-11-25 06:41:29,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:30,385 INFO L134 CoverageAnalysis]: Checked inductivity of 9731 backedges. 0 proven. 9730 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:30,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 150 states and 155 transitions. [2021-11-25 06:41:30,929 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 155 transitions. [2021-11-25 06:41:30,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 06:41:30,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:30,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:31,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 1324 conjuncts, 142 conjunts are in the unsatisfiable core [2021-11-25 06:41:31,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:31,894 INFO L134 CoverageAnalysis]: Checked inductivity of 9871 backedges. 0 proven. 9870 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:32,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 151 states and 156 transitions. [2021-11-25 06:41:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 156 transitions. [2021-11-25 06:41:32,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 06:41:32,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:32,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:32,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:32,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 1333 conjuncts, 143 conjunts are in the unsatisfiable core [2021-11-25 06:41:32,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:33,229 INFO L134 CoverageAnalysis]: Checked inductivity of 10012 backedges. 0 proven. 10011 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:33,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 152 states and 157 transitions. [2021-11-25 06:41:33,769 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 157 transitions. [2021-11-25 06:41:33,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 06:41:33,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:33,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:34,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 1342 conjuncts, 144 conjunts are in the unsatisfiable core [2021-11-25 06:41:34,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 10154 backedges. 0 proven. 10153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 153 states and 158 transitions. [2021-11-25 06:41:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 158 transitions. [2021-11-25 06:41:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 06:41:35,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:35,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:35,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 1351 conjuncts, 145 conjunts are in the unsatisfiable core [2021-11-25 06:41:35,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:35,976 INFO L134 CoverageAnalysis]: Checked inductivity of 10297 backedges. 0 proven. 10296 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:36,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 154 states and 159 transitions. [2021-11-25 06:41:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 159 transitions. [2021-11-25 06:41:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 06:41:36,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:36,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:36,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 1360 conjuncts, 146 conjunts are in the unsatisfiable core [2021-11-25 06:41:36,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:37,314 INFO L134 CoverageAnalysis]: Checked inductivity of 10441 backedges. 0 proven. 10440 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:37,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:37,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 155 states and 160 transitions. [2021-11-25 06:41:37,865 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 160 transitions. [2021-11-25 06:41:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 06:41:37,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:37,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:38,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 147 conjunts are in the unsatisfiable core [2021-11-25 06:41:38,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 10586 backedges. 0 proven. 10585 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:39,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 156 states and 161 transitions. [2021-11-25 06:41:39,228 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 161 transitions. [2021-11-25 06:41:39,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 06:41:39,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:39,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:39,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 1378 conjuncts, 148 conjunts are in the unsatisfiable core [2021-11-25 06:41:39,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:40,048 INFO L134 CoverageAnalysis]: Checked inductivity of 10732 backedges. 0 proven. 10731 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 157 states and 162 transitions. [2021-11-25 06:41:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 162 transitions. [2021-11-25 06:41:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 06:41:40,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:40,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:41,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 1387 conjuncts, 149 conjunts are in the unsatisfiable core [2021-11-25 06:41:41,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 10879 backedges. 0 proven. 10878 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:42,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:42,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 158 states and 163 transitions. [2021-11-25 06:41:42,198 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 163 transitions. [2021-11-25 06:41:42,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 06:41:42,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:42,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:42,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 1396 conjuncts, 150 conjunts are in the unsatisfiable core [2021-11-25 06:41:42,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:43,047 INFO L134 CoverageAnalysis]: Checked inductivity of 11027 backedges. 0 proven. 11026 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:43,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 159 states and 164 transitions. [2021-11-25 06:41:43,618 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 164 transitions. [2021-11-25 06:41:43,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-25 06:41:43,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:43,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:43,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 1405 conjuncts, 151 conjunts are in the unsatisfiable core [2021-11-25 06:41:43,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:44,475 INFO L134 CoverageAnalysis]: Checked inductivity of 11176 backedges. 0 proven. 11175 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 160 states and 165 transitions. [2021-11-25 06:41:45,064 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 165 transitions. [2021-11-25 06:41:45,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 06:41:45,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:45,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:45,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 1414 conjuncts, 152 conjunts are in the unsatisfiable core [2021-11-25 06:41:45,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:46,263 INFO L134 CoverageAnalysis]: Checked inductivity of 11326 backedges. 0 proven. 11325 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 161 states and 166 transitions. [2021-11-25 06:41:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 166 transitions. [2021-11-25 06:41:46,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 06:41:46,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:46,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:47,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 1423 conjuncts, 153 conjunts are in the unsatisfiable core [2021-11-25 06:41:47,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 11477 backedges. 0 proven. 11476 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:48,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 162 states and 167 transitions. [2021-11-25 06:41:48,271 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 167 transitions. [2021-11-25 06:41:48,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 06:41:48,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:48,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:48,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 1432 conjuncts, 154 conjunts are in the unsatisfiable core [2021-11-25 06:41:48,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 11629 backedges. 0 proven. 11628 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:49,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 163 states and 168 transitions. [2021-11-25 06:41:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 168 transitions. [2021-11-25 06:41:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 06:41:49,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:49,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:50,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 1441 conjuncts, 155 conjunts are in the unsatisfiable core [2021-11-25 06:41:50,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:50,550 INFO L134 CoverageAnalysis]: Checked inductivity of 11782 backedges. 0 proven. 11781 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:51,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 164 states and 169 transitions. [2021-11-25 06:41:51,152 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 169 transitions. [2021-11-25 06:41:51,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 06:41:51,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:51,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:51,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 1450 conjuncts, 156 conjunts are in the unsatisfiable core [2021-11-25 06:41:51,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 11936 backedges. 0 proven. 11935 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:52,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:52,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 165 states and 170 transitions. [2021-11-25 06:41:52,633 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 170 transitions. [2021-11-25 06:41:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 06:41:52,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:52,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:52,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 1459 conjuncts, 157 conjunts are in the unsatisfiable core [2021-11-25 06:41:52,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:53,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12091 backedges. 0 proven. 12090 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:54,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 166 states and 171 transitions. [2021-11-25 06:41:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 171 transitions. [2021-11-25 06:41:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 06:41:54,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:54,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:54,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 1468 conjuncts, 158 conjunts are in the unsatisfiable core [2021-11-25 06:41:54,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:55,086 INFO L134 CoverageAnalysis]: Checked inductivity of 12247 backedges. 0 proven. 12246 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:55,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:55,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 167 states and 172 transitions. [2021-11-25 06:41:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 172 transitions. [2021-11-25 06:41:55,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 06:41:55,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:55,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:56,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 159 conjunts are in the unsatisfiable core [2021-11-25 06:41:56,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:56,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12404 backedges. 0 proven. 12403 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 168 states and 173 transitions. [2021-11-25 06:41:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 173 transitions. [2021-11-25 06:41:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 06:41:57,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:57,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:57,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 160 conjunts are in the unsatisfiable core [2021-11-25 06:41:57,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:58,135 INFO L134 CoverageAnalysis]: Checked inductivity of 12562 backedges. 0 proven. 12561 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:41:58,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:58,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 169 states and 174 transitions. [2021-11-25 06:41:58,749 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 174 transitions. [2021-11-25 06:41:58,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-25 06:41:58,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:58,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:59,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 1495 conjuncts, 161 conjunts are in the unsatisfiable core [2021-11-25 06:41:59,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:41:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 12721 backedges. 0 proven. 12720 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:00,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:00,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 170 states and 175 transitions. [2021-11-25 06:42:00,262 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 175 transitions. [2021-11-25 06:42:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 06:42:00,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:00,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:00,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 1504 conjuncts, 162 conjunts are in the unsatisfiable core [2021-11-25 06:42:00,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:01,183 INFO L134 CoverageAnalysis]: Checked inductivity of 12881 backedges. 0 proven. 12880 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:01,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:01,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 171 states and 176 transitions. [2021-11-25 06:42:01,810 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 176 transitions. [2021-11-25 06:42:01,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-25 06:42:01,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:01,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:02,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 1513 conjuncts, 163 conjunts are in the unsatisfiable core [2021-11-25 06:42:02,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:02,879 INFO L134 CoverageAnalysis]: Checked inductivity of 13042 backedges. 0 proven. 13041 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:03,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:03,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 172 states and 177 transitions. [2021-11-25 06:42:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 177 transitions. [2021-11-25 06:42:03,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-25 06:42:03,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:03,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:03,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 1522 conjuncts, 164 conjunts are in the unsatisfiable core [2021-11-25 06:42:03,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:04,397 INFO L134 CoverageAnalysis]: Checked inductivity of 13204 backedges. 0 proven. 13203 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:05,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:05,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 173 states and 178 transitions. [2021-11-25 06:42:05,029 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 178 transitions. [2021-11-25 06:42:05,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-25 06:42:05,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:05,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:05,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 1531 conjuncts, 165 conjunts are in the unsatisfiable core [2021-11-25 06:42:05,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 13367 backedges. 0 proven. 13366 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:06,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 174 states and 179 transitions. [2021-11-25 06:42:06,619 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 179 transitions. [2021-11-25 06:42:06,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-25 06:42:06,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:06,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:06,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 1540 conjuncts, 166 conjunts are in the unsatisfiable core [2021-11-25 06:42:06,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 13531 backedges. 0 proven. 13530 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:08,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 175 states and 180 transitions. [2021-11-25 06:42:08,292 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 180 transitions. [2021-11-25 06:42:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-25 06:42:08,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:08,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:08,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 1549 conjuncts, 167 conjunts are in the unsatisfiable core [2021-11-25 06:42:08,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:09,192 INFO L134 CoverageAnalysis]: Checked inductivity of 13696 backedges. 0 proven. 13695 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:09,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 176 states and 181 transitions. [2021-11-25 06:42:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 181 transitions. [2021-11-25 06:42:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-25 06:42:09,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:09,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:10,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 1558 conjuncts, 168 conjunts are in the unsatisfiable core [2021-11-25 06:42:10,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:10,768 INFO L134 CoverageAnalysis]: Checked inductivity of 13862 backedges. 0 proven. 13861 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:11,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 177 states and 182 transitions. [2021-11-25 06:42:11,492 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 182 transitions. [2021-11-25 06:42:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-25 06:42:11,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:11,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:11,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 1567 conjuncts, 169 conjunts are in the unsatisfiable core [2021-11-25 06:42:11,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:12,459 INFO L134 CoverageAnalysis]: Checked inductivity of 14029 backedges. 0 proven. 14028 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 178 states and 183 transitions. [2021-11-25 06:42:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 183 transitions. [2021-11-25 06:42:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-25 06:42:13,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:13,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:13,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:13,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 170 conjunts are in the unsatisfiable core [2021-11-25 06:42:13,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:14,263 INFO L134 CoverageAnalysis]: Checked inductivity of 14197 backedges. 0 proven. 14196 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:14,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 179 states and 184 transitions. [2021-11-25 06:42:14,962 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 184 transitions. [2021-11-25 06:42:14,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-25 06:42:14,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:14,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:15,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:15,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 171 conjunts are in the unsatisfiable core [2021-11-25 06:42:15,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 14366 backedges. 0 proven. 14365 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:16,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:16,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 180 states and 185 transitions. [2021-11-25 06:42:16,611 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 185 transitions. [2021-11-25 06:42:16,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-25 06:42:16,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:16,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:16,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 172 conjunts are in the unsatisfiable core [2021-11-25 06:42:16,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 14536 backedges. 0 proven. 14535 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:18,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:18,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 181 states and 186 transitions. [2021-11-25 06:42:18,294 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 186 transitions. [2021-11-25 06:42:18,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-25 06:42:18,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:18,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:18,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 1603 conjuncts, 173 conjunts are in the unsatisfiable core [2021-11-25 06:42:18,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:19,364 INFO L134 CoverageAnalysis]: Checked inductivity of 14707 backedges. 0 proven. 14706 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:20,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 182 states and 187 transitions. [2021-11-25 06:42:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 187 transitions. [2021-11-25 06:42:20,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-25 06:42:20,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:20,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:20,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 1612 conjuncts, 174 conjunts are in the unsatisfiable core [2021-11-25 06:42:20,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 14879 backedges. 0 proven. 14878 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 183 states and 188 transitions. [2021-11-25 06:42:21,776 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 188 transitions. [2021-11-25 06:42:21,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 06:42:21,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:21,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:22,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 1621 conjuncts, 175 conjunts are in the unsatisfiable core [2021-11-25 06:42:22,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:22,792 INFO L134 CoverageAnalysis]: Checked inductivity of 15052 backedges. 0 proven. 15051 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 184 states and 189 transitions. [2021-11-25 06:42:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 189 transitions. [2021-11-25 06:42:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-25 06:42:23,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:23,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:23,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 176 conjunts are in the unsatisfiable core [2021-11-25 06:42:23,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 15226 backedges. 0 proven. 15225 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:25,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:25,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 185 states and 190 transitions. [2021-11-25 06:42:25,400 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 190 transitions. [2021-11-25 06:42:25,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-25 06:42:25,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:25,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:25,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 1639 conjuncts, 177 conjunts are in the unsatisfiable core [2021-11-25 06:42:25,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:26,392 INFO L134 CoverageAnalysis]: Checked inductivity of 15401 backedges. 0 proven. 15400 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:27,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 186 states and 191 transitions. [2021-11-25 06:42:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 191 transitions. [2021-11-25 06:42:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-25 06:42:27,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:27,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:27,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 1648 conjuncts, 178 conjunts are in the unsatisfiable core [2021-11-25 06:42:27,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:28,131 INFO L134 CoverageAnalysis]: Checked inductivity of 15577 backedges. 0 proven. 15576 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:28,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:28,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 187 states and 192 transitions. [2021-11-25 06:42:28,862 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 192 transitions. [2021-11-25 06:42:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-25 06:42:28,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:28,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:29,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 1657 conjuncts, 179 conjunts are in the unsatisfiable core [2021-11-25 06:42:29,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 15754 backedges. 0 proven. 15753 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:30,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2021-11-25 06:42:30,833 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2021-11-25 06:42:30,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-25 06:42:30,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:30,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:31,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 1666 conjuncts, 180 conjunts are in the unsatisfiable core [2021-11-25 06:42:31,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:31,835 INFO L134 CoverageAnalysis]: Checked inductivity of 15932 backedges. 0 proven. 15931 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:32,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:32,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 189 states and 194 transitions. [2021-11-25 06:42:32,578 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 194 transitions. [2021-11-25 06:42:32,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-25 06:42:32,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:32,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:32,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 1675 conjuncts, 181 conjunts are in the unsatisfiable core [2021-11-25 06:42:32,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 16111 backedges. 0 proven. 16110 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:34,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 190 states and 195 transitions. [2021-11-25 06:42:34,401 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 195 transitions. [2021-11-25 06:42:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-25 06:42:34,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:34,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 1684 conjuncts, 182 conjunts are in the unsatisfiable core [2021-11-25 06:42:34,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:35,460 INFO L134 CoverageAnalysis]: Checked inductivity of 16291 backedges. 0 proven. 16290 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:36,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 191 states and 196 transitions. [2021-11-25 06:42:36,385 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 196 transitions. [2021-11-25 06:42:36,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-25 06:42:36,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:36,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:36,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 1693 conjuncts, 183 conjunts are in the unsatisfiable core [2021-11-25 06:42:36,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:37,408 INFO L134 CoverageAnalysis]: Checked inductivity of 16472 backedges. 0 proven. 16471 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:38,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 192 states and 197 transitions. [2021-11-25 06:42:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 197 transitions. [2021-11-25 06:42:38,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-25 06:42:38,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:38,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:38,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 184 conjunts are in the unsatisfiable core [2021-11-25 06:42:38,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 16654 backedges. 0 proven. 16653 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:39,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2021-11-25 06:42:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2021-11-25 06:42:39,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-25 06:42:39,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:39,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:40,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 1711 conjuncts, 185 conjunts are in the unsatisfiable core [2021-11-25 06:42:40,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:41,235 INFO L134 CoverageAnalysis]: Checked inductivity of 16837 backedges. 0 proven. 16836 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:41,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:41,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2021-11-25 06:42:41,989 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2021-11-25 06:42:41,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-25 06:42:41,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:41,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:42,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:42,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 1720 conjuncts, 186 conjunts are in the unsatisfiable core [2021-11-25 06:42:42,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:43,056 INFO L134 CoverageAnalysis]: Checked inductivity of 17021 backedges. 0 proven. 17020 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:43,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:43,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2021-11-25 06:42:43,808 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2021-11-25 06:42:43,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-25 06:42:43,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:43,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:44,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 1729 conjuncts, 187 conjunts are in the unsatisfiable core [2021-11-25 06:42:44,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:44,890 INFO L134 CoverageAnalysis]: Checked inductivity of 17206 backedges. 0 proven. 17205 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:45,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:45,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 196 states and 201 transitions. [2021-11-25 06:42:45,889 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 201 transitions. [2021-11-25 06:42:45,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-25 06:42:45,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:45,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:46,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 1738 conjuncts, 188 conjunts are in the unsatisfiable core [2021-11-25 06:42:46,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:47,039 INFO L134 CoverageAnalysis]: Checked inductivity of 17392 backedges. 0 proven. 17391 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2021-11-25 06:42:47,847 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2021-11-25 06:42:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-25 06:42:47,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:47,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:48,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 1747 conjuncts, 189 conjunts are in the unsatisfiable core [2021-11-25 06:42:48,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 17579 backedges. 0 proven. 17578 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:49,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:49,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2021-11-25 06:42:49,798 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2021-11-25 06:42:49,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-25 06:42:49,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:49,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:50,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 1756 conjuncts, 190 conjunts are in the unsatisfiable core [2021-11-25 06:42:50,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:51,072 INFO L134 CoverageAnalysis]: Checked inductivity of 17767 backedges. 0 proven. 17766 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:51,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2021-11-25 06:42:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2021-11-25 06:42:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-25 06:42:51,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:51,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:52,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1765 conjuncts, 191 conjunts are in the unsatisfiable core [2021-11-25 06:42:52,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 17956 backedges. 0 proven. 17955 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2021-11-25 06:42:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2021-11-25 06:42:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-25 06:42:53,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:53,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:54,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 1774 conjuncts, 192 conjunts are in the unsatisfiable core [2021-11-25 06:42:54,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 18146 backedges. 0 proven. 18145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:55,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2021-11-25 06:42:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2021-11-25 06:42:55,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-25 06:42:55,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:55,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:56,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 1783 conjuncts, 193 conjunts are in the unsatisfiable core [2021-11-25 06:42:56,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 18337 backedges. 0 proven. 18336 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:57,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2021-11-25 06:42:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2021-11-25 06:42:57,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-25 06:42:57,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:57,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:58,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:58,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 1792 conjuncts, 194 conjunts are in the unsatisfiable core [2021-11-25 06:42:58,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:42:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 18529 backedges. 0 proven. 18528 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:42:59,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:59,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 203 states and 208 transitions. [2021-11-25 06:42:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 208 transitions. [2021-11-25 06:42:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-25 06:42:59,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:59,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:00,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 1801 conjuncts, 195 conjunts are in the unsatisfiable core [2021-11-25 06:43:00,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:00,906 INFO L134 CoverageAnalysis]: Checked inductivity of 18722 backedges. 0 proven. 18721 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:01,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:01,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 204 states and 209 transitions. [2021-11-25 06:43:01,702 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 209 transitions. [2021-11-25 06:43:01,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-25 06:43:01,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:01,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:02,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 196 conjunts are in the unsatisfiable core [2021-11-25 06:43:02,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:02,995 INFO L134 CoverageAnalysis]: Checked inductivity of 18916 backedges. 0 proven. 18915 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:03,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 205 states and 210 transitions. [2021-11-25 06:43:03,798 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 210 transitions. [2021-11-25 06:43:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-25 06:43:03,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:03,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:04,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 1819 conjuncts, 197 conjunts are in the unsatisfiable core [2021-11-25 06:43:04,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 19111 backedges. 0 proven. 19110 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:05,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 206 states and 211 transitions. [2021-11-25 06:43:05,736 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 211 transitions. [2021-11-25 06:43:05,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-25 06:43:05,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:05,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:06,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:06,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 1828 conjuncts, 198 conjunts are in the unsatisfiable core [2021-11-25 06:43:06,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:06,955 INFO L134 CoverageAnalysis]: Checked inductivity of 19307 backedges. 0 proven. 19306 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:07,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:07,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 207 states and 212 transitions. [2021-11-25 06:43:07,775 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 212 transitions. [2021-11-25 06:43:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-25 06:43:07,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:07,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:08,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 199 conjunts are in the unsatisfiable core [2021-11-25 06:43:08,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:08,905 INFO L134 CoverageAnalysis]: Checked inductivity of 19504 backedges. 0 proven. 19503 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:09,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 208 states and 213 transitions. [2021-11-25 06:43:09,715 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 213 transitions. [2021-11-25 06:43:09,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-25 06:43:09,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:09,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:10,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 1846 conjuncts, 200 conjunts are in the unsatisfiable core [2021-11-25 06:43:10,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 19702 backedges. 0 proven. 19701 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:11,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:11,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 209 states and 214 transitions. [2021-11-25 06:43:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 214 transitions. [2021-11-25 06:43:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-25 06:43:11,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:11,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:12,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 1855 conjuncts, 201 conjunts are in the unsatisfiable core [2021-11-25 06:43:12,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:12,922 INFO L134 CoverageAnalysis]: Checked inductivity of 19901 backedges. 0 proven. 19900 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:13,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 210 states and 215 transitions. [2021-11-25 06:43:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 215 transitions. [2021-11-25 06:43:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-25 06:43:13,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:13,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:14,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 1864 conjuncts, 202 conjunts are in the unsatisfiable core [2021-11-25 06:43:14,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:15,050 INFO L134 CoverageAnalysis]: Checked inductivity of 20101 backedges. 0 proven. 20100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:15,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 211 states and 216 transitions. [2021-11-25 06:43:15,880 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 216 transitions. [2021-11-25 06:43:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-25 06:43:15,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:15,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:16,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 1873 conjuncts, 203 conjunts are in the unsatisfiable core [2021-11-25 06:43:16,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:17,040 INFO L134 CoverageAnalysis]: Checked inductivity of 20302 backedges. 0 proven. 20301 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:17,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 212 states and 217 transitions. [2021-11-25 06:43:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 217 transitions. [2021-11-25 06:43:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-25 06:43:17,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:17,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:18,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 1882 conjuncts, 204 conjunts are in the unsatisfiable core [2021-11-25 06:43:18,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:19,284 INFO L134 CoverageAnalysis]: Checked inductivity of 20504 backedges. 0 proven. 20503 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:20,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 213 states and 218 transitions. [2021-11-25 06:43:20,177 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 218 transitions. [2021-11-25 06:43:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-25 06:43:20,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:20,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:20,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:20,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 1891 conjuncts, 205 conjunts are in the unsatisfiable core [2021-11-25 06:43:20,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:21,465 INFO L134 CoverageAnalysis]: Checked inductivity of 20707 backedges. 0 proven. 20706 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:22,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 214 states and 219 transitions. [2021-11-25 06:43:22,548 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 219 transitions. [2021-11-25 06:43:22,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-25 06:43:22,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:22,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:23,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 1900 conjuncts, 206 conjunts are in the unsatisfiable core [2021-11-25 06:43:23,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:23,734 INFO L134 CoverageAnalysis]: Checked inductivity of 20911 backedges. 0 proven. 20910 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:24,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 215 states and 220 transitions. [2021-11-25 06:43:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 220 transitions. [2021-11-25 06:43:24,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-25 06:43:24,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:24,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:25,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 1909 conjuncts, 207 conjunts are in the unsatisfiable core [2021-11-25 06:43:25,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 21116 backedges. 0 proven. 21115 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:26,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 216 states and 221 transitions. [2021-11-25 06:43:26,677 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 221 transitions. [2021-11-25 06:43:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-25 06:43:26,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:26,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:27,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:27,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 1918 conjuncts, 208 conjunts are in the unsatisfiable core [2021-11-25 06:43:27,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:28,042 INFO L134 CoverageAnalysis]: Checked inductivity of 21322 backedges. 0 proven. 21321 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:28,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 217 states and 222 transitions. [2021-11-25 06:43:28,901 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 222 transitions. [2021-11-25 06:43:28,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-25 06:43:28,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:28,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:29,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 1927 conjuncts, 209 conjunts are in the unsatisfiable core [2021-11-25 06:43:29,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:30,088 INFO L134 CoverageAnalysis]: Checked inductivity of 21529 backedges. 0 proven. 21528 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:30,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 218 states and 223 transitions. [2021-11-25 06:43:30,956 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 223 transitions. [2021-11-25 06:43:30,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-25 06:43:30,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:30,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:31,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 1936 conjuncts, 210 conjunts are in the unsatisfiable core [2021-11-25 06:43:31,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:32,295 INFO L134 CoverageAnalysis]: Checked inductivity of 21737 backedges. 0 proven. 21736 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:33,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 219 states and 224 transitions. [2021-11-25 06:43:33,163 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 224 transitions. [2021-11-25 06:43:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-25 06:43:33,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:33,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:33,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:33,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 1945 conjuncts, 211 conjunts are in the unsatisfiable core [2021-11-25 06:43:33,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 21946 backedges. 0 proven. 21945 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:35,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 220 states and 225 transitions. [2021-11-25 06:43:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 225 transitions. [2021-11-25 06:43:35,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-25 06:43:35,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:35,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:35,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 1954 conjuncts, 212 conjunts are in the unsatisfiable core [2021-11-25 06:43:35,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 22156 backedges. 0 proven. 22155 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:37,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 221 states and 226 transitions. [2021-11-25 06:43:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 226 transitions. [2021-11-25 06:43:37,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-25 06:43:37,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:37,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:38,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 1963 conjuncts, 213 conjunts are in the unsatisfiable core [2021-11-25 06:43:38,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:38,892 INFO L134 CoverageAnalysis]: Checked inductivity of 22367 backedges. 0 proven. 22366 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 222 states and 227 transitions. [2021-11-25 06:43:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 227 transitions. [2021-11-25 06:43:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-25 06:43:39,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:39,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:40,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:40,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 1972 conjuncts, 214 conjunts are in the unsatisfiable core [2021-11-25 06:43:40,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 22579 backedges. 0 proven. 22578 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 223 states and 228 transitions. [2021-11-25 06:43:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 228 transitions. [2021-11-25 06:43:42,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-25 06:43:42,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:42,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:42,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 1981 conjuncts, 215 conjunts are in the unsatisfiable core [2021-11-25 06:43:42,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 22792 backedges. 0 proven. 22791 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:44,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 224 states and 229 transitions. [2021-11-25 06:43:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 229 transitions. [2021-11-25 06:43:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-25 06:43:44,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:44,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:44,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 1990 conjuncts, 216 conjunts are in the unsatisfiable core [2021-11-25 06:43:44,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:45,736 INFO L134 CoverageAnalysis]: Checked inductivity of 23006 backedges. 0 proven. 23005 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:46,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:46,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 225 states and 230 transitions. [2021-11-25 06:43:46,648 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 230 transitions. [2021-11-25 06:43:46,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-25 06:43:46,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:46,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:47,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 1999 conjuncts, 217 conjunts are in the unsatisfiable core [2021-11-25 06:43:47,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 23221 backedges. 0 proven. 23220 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:48,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:48,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 226 states and 231 transitions. [2021-11-25 06:43:48,870 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 231 transitions. [2021-11-25 06:43:48,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-25 06:43:48,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:48,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:49,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 2008 conjuncts, 218 conjunts are in the unsatisfiable core [2021-11-25 06:43:49,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:50,277 INFO L134 CoverageAnalysis]: Checked inductivity of 23437 backedges. 0 proven. 23436 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:51,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 227 states and 232 transitions. [2021-11-25 06:43:51,265 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 232 transitions. [2021-11-25 06:43:51,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-25 06:43:51,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:51,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:51,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 219 conjunts are in the unsatisfiable core [2021-11-25 06:43:51,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:52,551 INFO L134 CoverageAnalysis]: Checked inductivity of 23654 backedges. 0 proven. 23653 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:53,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:53,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 228 states and 233 transitions. [2021-11-25 06:43:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 233 transitions. [2021-11-25 06:43:53,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-25 06:43:53,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:53,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:54,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 2026 conjuncts, 220 conjunts are in the unsatisfiable core [2021-11-25 06:43:54,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:54,902 INFO L134 CoverageAnalysis]: Checked inductivity of 23872 backedges. 0 proven. 23871 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:55,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 229 states and 234 transitions. [2021-11-25 06:43:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 234 transitions. [2021-11-25 06:43:55,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-25 06:43:55,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:55,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:56,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 2035 conjuncts, 221 conjunts are in the unsatisfiable core [2021-11-25 06:43:56,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:57,148 INFO L134 CoverageAnalysis]: Checked inductivity of 24091 backedges. 0 proven. 24090 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:58,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:58,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 230 states and 235 transitions. [2021-11-25 06:43:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 235 transitions. [2021-11-25 06:43:58,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-25 06:43:58,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:58,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:58,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 2044 conjuncts, 222 conjunts are in the unsatisfiable core [2021-11-25 06:43:58,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:43:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 24311 backedges. 0 proven. 24310 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:00,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 231 states and 236 transitions. [2021-11-25 06:44:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 236 transitions. [2021-11-25 06:44:00,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-25 06:44:00,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:00,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:00,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:01,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 2053 conjuncts, 223 conjunts are in the unsatisfiable core [2021-11-25 06:44:01,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:01,804 INFO L134 CoverageAnalysis]: Checked inductivity of 24532 backedges. 0 proven. 24531 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:02,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 232 states and 237 transitions. [2021-11-25 06:44:02,970 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 237 transitions. [2021-11-25 06:44:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-11-25 06:44:02,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:02,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:03,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:03,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 2062 conjuncts, 224 conjunts are in the unsatisfiable core [2021-11-25 06:44:03,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:04,278 INFO L134 CoverageAnalysis]: Checked inductivity of 24754 backedges. 0 proven. 24753 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:05,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:05,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 233 states and 238 transitions. [2021-11-25 06:44:05,214 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 238 transitions. [2021-11-25 06:44:05,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-25 06:44:05,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:05,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:05,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 2071 conjuncts, 225 conjunts are in the unsatisfiable core [2021-11-25 06:44:05,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 24977 backedges. 0 proven. 24976 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:07,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:07,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 234 states and 239 transitions. [2021-11-25 06:44:07,822 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 239 transitions. [2021-11-25 06:44:07,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-25 06:44:07,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:07,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:08,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 2080 conjuncts, 226 conjunts are in the unsatisfiable core [2021-11-25 06:44:08,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:09,449 INFO L134 CoverageAnalysis]: Checked inductivity of 25201 backedges. 0 proven. 25200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:10,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 235 states and 240 transitions. [2021-11-25 06:44:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 240 transitions. [2021-11-25 06:44:10,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-25 06:44:10,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:10,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:11,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 2089 conjuncts, 227 conjunts are in the unsatisfiable core [2021-11-25 06:44:11,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 25426 backedges. 0 proven. 25425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:12,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:12,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 236 states and 241 transitions. [2021-11-25 06:44:12,985 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 241 transitions. [2021-11-25 06:44:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-25 06:44:12,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:12,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:13,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 2098 conjuncts, 228 conjunts are in the unsatisfiable core [2021-11-25 06:44:13,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 25652 backedges. 0 proven. 25651 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:15,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:15,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 237 states and 242 transitions. [2021-11-25 06:44:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 242 transitions. [2021-11-25 06:44:15,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-11-25 06:44:15,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:15,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:15,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:15,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 2107 conjuncts, 229 conjunts are in the unsatisfiable core [2021-11-25 06:44:15,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:16,918 INFO L134 CoverageAnalysis]: Checked inductivity of 25879 backedges. 0 proven. 25878 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:17,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:17,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 238 states and 243 transitions. [2021-11-25 06:44:17,892 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 243 transitions. [2021-11-25 06:44:17,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-25 06:44:17,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:17,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:18,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 2116 conjuncts, 230 conjunts are in the unsatisfiable core [2021-11-25 06:44:18,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 26107 backedges. 0 proven. 26106 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:20,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 239 states and 244 transitions. [2021-11-25 06:44:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 244 transitions. [2021-11-25 06:44:20,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-25 06:44:20,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:20,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:20,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 2125 conjuncts, 231 conjunts are in the unsatisfiable core [2021-11-25 06:44:20,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:21,738 INFO L134 CoverageAnalysis]: Checked inductivity of 26336 backedges. 0 proven. 26335 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:22,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 240 states and 245 transitions. [2021-11-25 06:44:22,714 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 245 transitions. [2021-11-25 06:44:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-25 06:44:22,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:22,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:23,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 2134 conjuncts, 232 conjunts are in the unsatisfiable core [2021-11-25 06:44:23,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:24,303 INFO L134 CoverageAnalysis]: Checked inductivity of 26566 backedges. 0 proven. 26565 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:25,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:25,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 241 states and 246 transitions. [2021-11-25 06:44:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 246 transitions. [2021-11-25 06:44:25,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-25 06:44:25,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:25,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:25,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 2143 conjuncts, 233 conjunts are in the unsatisfiable core [2021-11-25 06:44:25,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 26797 backedges. 0 proven. 26796 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:27,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 242 states and 247 transitions. [2021-11-25 06:44:27,739 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 247 transitions. [2021-11-25 06:44:27,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-25 06:44:27,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:27,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:28,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:28,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 2152 conjuncts, 234 conjunts are in the unsatisfiable core [2021-11-25 06:44:28,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:29,128 INFO L134 CoverageAnalysis]: Checked inductivity of 27029 backedges. 0 proven. 27028 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:30,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 243 states and 248 transitions. [2021-11-25 06:44:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 248 transitions. [2021-11-25 06:44:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-25 06:44:30,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:30,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:30,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 2161 conjuncts, 235 conjunts are in the unsatisfiable core [2021-11-25 06:44:30,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 27262 backedges. 0 proven. 27261 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:32,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 244 states and 249 transitions. [2021-11-25 06:44:32,906 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 249 transitions. [2021-11-25 06:44:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2021-11-25 06:44:32,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:32,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:33,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 2170 conjuncts, 236 conjunts are in the unsatisfiable core [2021-11-25 06:44:33,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:34,430 INFO L134 CoverageAnalysis]: Checked inductivity of 27496 backedges. 0 proven. 27495 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:35,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 245 states and 250 transitions. [2021-11-25 06:44:35,631 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 250 transitions. [2021-11-25 06:44:35,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-25 06:44:35,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:35,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:36,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 2179 conjuncts, 237 conjunts are in the unsatisfiable core [2021-11-25 06:44:36,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:37,050 INFO L134 CoverageAnalysis]: Checked inductivity of 27731 backedges. 0 proven. 27730 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:38,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 246 states and 251 transitions. [2021-11-25 06:44:38,217 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 251 transitions. [2021-11-25 06:44:38,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-25 06:44:38,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:38,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:38,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 2188 conjuncts, 238 conjunts are in the unsatisfiable core [2021-11-25 06:44:38,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:39,653 INFO L134 CoverageAnalysis]: Checked inductivity of 27967 backedges. 0 proven. 27966 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:40,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:40,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 247 states and 252 transitions. [2021-11-25 06:44:40,820 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 252 transitions. [2021-11-25 06:44:40,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-11-25 06:44:40,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:40,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:41,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 2197 conjuncts, 239 conjunts are in the unsatisfiable core [2021-11-25 06:44:41,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 28204 backedges. 0 proven. 28203 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:43,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 248 states and 253 transitions. [2021-11-25 06:44:43,398 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 253 transitions. [2021-11-25 06:44:43,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-25 06:44:43,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:43,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:44,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:44,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 2206 conjuncts, 240 conjunts are in the unsatisfiable core [2021-11-25 06:44:44,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 28442 backedges. 0 proven. 28441 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:46,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:46,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 249 states and 254 transitions. [2021-11-25 06:44:46,045 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 254 transitions. [2021-11-25 06:44:46,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-25 06:44:46,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:46,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:46,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 2215 conjuncts, 241 conjunts are in the unsatisfiable core [2021-11-25 06:44:46,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:47,608 INFO L134 CoverageAnalysis]: Checked inductivity of 28681 backedges. 0 proven. 28680 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:48,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 250 states and 255 transitions. [2021-11-25 06:44:48,629 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 255 transitions. [2021-11-25 06:44:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2021-11-25 06:44:48,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:48,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:49,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 2224 conjuncts, 242 conjunts are in the unsatisfiable core [2021-11-25 06:44:49,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:50,190 INFO L134 CoverageAnalysis]: Checked inductivity of 28921 backedges. 0 proven. 28920 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 251 states and 256 transitions. [2021-11-25 06:44:51,217 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 256 transitions. [2021-11-25 06:44:51,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-25 06:44:51,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:51,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:51,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 2233 conjuncts, 243 conjunts are in the unsatisfiable core [2021-11-25 06:44:51,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 29162 backedges. 0 proven. 29161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:53,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:53,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 252 states and 257 transitions. [2021-11-25 06:44:53,839 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 257 transitions. [2021-11-25 06:44:53,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-25 06:44:53,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:53,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:54,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 2242 conjuncts, 244 conjunts are in the unsatisfiable core [2021-11-25 06:44:54,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:55,444 INFO L134 CoverageAnalysis]: Checked inductivity of 29404 backedges. 0 proven. 29403 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:56,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:56,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 253 states and 258 transitions. [2021-11-25 06:44:56,491 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 258 transitions. [2021-11-25 06:44:56,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-25 06:44:56,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:56,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:57,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 2251 conjuncts, 245 conjunts are in the unsatisfiable core [2021-11-25 06:44:57,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:44:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 29647 backedges. 0 proven. 29646 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:59,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:59,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 254 states and 259 transitions. [2021-11-25 06:44:59,161 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 259 transitions. [2021-11-25 06:44:59,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-25 06:44:59,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:59,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:59,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 2260 conjuncts, 246 conjunts are in the unsatisfiable core [2021-11-25 06:44:59,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:00,877 INFO L134 CoverageAnalysis]: Checked inductivity of 29891 backedges. 0 proven. 29890 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:02,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 255 states and 260 transitions. [2021-11-25 06:45:02,009 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 260 transitions. [2021-11-25 06:45:02,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-25 06:45:02,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:02,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:02,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 2269 conjuncts, 247 conjunts are in the unsatisfiable core [2021-11-25 06:45:02,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:03,750 INFO L134 CoverageAnalysis]: Checked inductivity of 30136 backedges. 0 proven. 30135 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:04,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 256 states and 261 transitions. [2021-11-25 06:45:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 261 transitions. [2021-11-25 06:45:04,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-25 06:45:04,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:04,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:05,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 2278 conjuncts, 248 conjunts are in the unsatisfiable core [2021-11-25 06:45:05,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 30382 backedges. 0 proven. 30381 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:07,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 257 states and 262 transitions. [2021-11-25 06:45:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 262 transitions. [2021-11-25 06:45:07,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-25 06:45:07,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:07,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:08,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 2287 conjuncts, 249 conjunts are in the unsatisfiable core [2021-11-25 06:45:08,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:09,189 INFO L134 CoverageAnalysis]: Checked inductivity of 30629 backedges. 0 proven. 30628 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:10,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:10,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 258 states and 263 transitions. [2021-11-25 06:45:10,273 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 263 transitions. [2021-11-25 06:45:10,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-25 06:45:10,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:10,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:10,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:10,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 2296 conjuncts, 250 conjunts are in the unsatisfiable core [2021-11-25 06:45:10,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30877 backedges. 0 proven. 30876 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:13,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 259 states and 264 transitions. [2021-11-25 06:45:13,083 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 264 transitions. [2021-11-25 06:45:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-25 06:45:13,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:13,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:13,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 2305 conjuncts, 251 conjunts are in the unsatisfiable core [2021-11-25 06:45:13,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:14,786 INFO L134 CoverageAnalysis]: Checked inductivity of 31126 backedges. 0 proven. 31125 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 260 states and 265 transitions. [2021-11-25 06:45:16,155 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 265 transitions. [2021-11-25 06:45:16,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-25 06:45:16,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:16,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:16,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 2314 conjuncts, 252 conjunts are in the unsatisfiable core [2021-11-25 06:45:16,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:18,123 INFO L134 CoverageAnalysis]: Checked inductivity of 31376 backedges. 0 proven. 31375 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:19,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:19,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 261 states and 266 transitions. [2021-11-25 06:45:19,304 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 266 transitions. [2021-11-25 06:45:19,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-25 06:45:19,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:19,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:20,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:20,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 2323 conjuncts, 253 conjunts are in the unsatisfiable core [2021-11-25 06:45:20,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 31627 backedges. 0 proven. 31626 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 262 states and 267 transitions. [2021-11-25 06:45:22,237 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 267 transitions. [2021-11-25 06:45:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-25 06:45:22,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:22,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:23,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 2332 conjuncts, 254 conjunts are in the unsatisfiable core [2021-11-25 06:45:23,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 31879 backedges. 0 proven. 31878 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:25,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 263 states and 268 transitions. [2021-11-25 06:45:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 268 transitions. [2021-11-25 06:45:25,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-25 06:45:25,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:25,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:25,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 2341 conjuncts, 255 conjunts are in the unsatisfiable core [2021-11-25 06:45:25,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 32132 backedges. 0 proven. 32131 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:28,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 264 states and 269 transitions. [2021-11-25 06:45:28,247 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 269 transitions. [2021-11-25 06:45:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-25 06:45:28,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:28,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:28,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:28,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 2350 conjuncts, 256 conjunts are in the unsatisfiable core [2021-11-25 06:45:28,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:30,032 INFO L134 CoverageAnalysis]: Checked inductivity of 32386 backedges. 0 proven. 32385 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:31,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:31,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 265 states and 270 transitions. [2021-11-25 06:45:31,244 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 270 transitions. [2021-11-25 06:45:31,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-25 06:45:31,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:31,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:32,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 2359 conjuncts, 257 conjunts are in the unsatisfiable core [2021-11-25 06:45:32,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:33,072 INFO L134 CoverageAnalysis]: Checked inductivity of 32641 backedges. 0 proven. 32640 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:34,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:34,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 266 states and 271 transitions. [2021-11-25 06:45:34,242 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 271 transitions. [2021-11-25 06:45:34,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2021-11-25 06:45:34,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:34,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:35,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 2368 conjuncts, 258 conjunts are in the unsatisfiable core [2021-11-25 06:45:35,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:45:36,154 INFO L134 CoverageAnalysis]: Checked inductivity of 32897 backedges. 0 proven. 32896 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.