./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_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_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/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_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_mul_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/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_48b0af49-7ca8-4e40-983c-2b06f6c686b9/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 09dc663f7f76eee13b6af61297831e3fbddcb16c16389bf8d94f2d27048733d0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:33:11,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:33:11,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:33:11,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:33:11,177 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:33:11,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:33:11,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:33:11,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:33:11,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:33:11,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:33:11,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:33:11,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:33:11,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:33:11,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:33:11,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:33:11,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:33:11,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:33:11,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:33:11,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:33:11,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:33:11,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:33:11,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:33:11,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:33:11,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:33:11,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:33:11,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:33:11,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:33:11,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:33:11,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:33:11,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:33:11,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:33:11,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:33:11,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:33:11,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:33:11,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:33:11,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:33:11,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:33:11,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:33:11,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:33:11,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:33:11,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:33:11,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:33:11,265 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:33:11,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:33:11,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:33:11,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:33:11,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:33:11,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:33:11,269 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:33:11,269 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:33:11,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:33:11,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:33:11,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:33:11,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:33:11,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:33:11,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:33:11,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:33:11,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:33:11,279 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:33:11,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:33:11,279 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:33:11,279 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:33:11,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:33:11,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:33:11,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:33:11,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:33:11,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:33:11,281 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:33:11,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:33:11,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:33:11,281 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_48b0af49-7ca8-4e40-983c-2b06f6c686b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09dc663f7f76eee13b6af61297831e3fbddcb16c16389bf8d94f2d27048733d0 [2021-11-25 06:33:11,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:33:11,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:33:11,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:33:11,593 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:33:11,594 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:33:11,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-industry-pattern/array_mul_init.i [2021-11-25 06:33:11,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/data/5676d48e3/3c1f0d8cf4864e0da4f875497be265b9/FLAG7d8741038 [2021-11-25 06:33:12,101 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:33:12,102 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/sv-benchmarks/c/array-industry-pattern/array_mul_init.i [2021-11-25 06:33:12,108 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/data/5676d48e3/3c1f0d8cf4864e0da4f875497be265b9/FLAG7d8741038 [2021-11-25 06:33:12,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/data/5676d48e3/3c1f0d8cf4864e0da4f875497be265b9 [2021-11-25 06:33:12,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:33:12,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:33:12,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:33:12,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:33:12,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:33:12,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2836bdc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12, skipping insertion in model container [2021-11-25 06:33:12,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:33:12,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:33:12,727 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_48b0af49-7ca8-4e40-983c-2b06f6c686b9/sv-benchmarks/c/array-industry-pattern/array_mul_init.i[807,820] [2021-11-25 06:33:12,749 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:33:12,757 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:33:12,774 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_48b0af49-7ca8-4e40-983c-2b06f6c686b9/sv-benchmarks/c/array-industry-pattern/array_mul_init.i[807,820] [2021-11-25 06:33:12,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:33:12,812 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:33:12,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12 WrapperNode [2021-11-25 06:33:12,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:33:12,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:33:12,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:33:12,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:33:12,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,868 INFO L137 Inliner]: procedures = 16, calls = 20, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2021-11-25 06:33:12,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:33:12,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:33:12,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:33:12,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:33:12,879 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:33:12,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:33:12,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:33:12,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:33:12,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:33:12" (1/1) ... [2021-11-25 06:33:12,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:33:12,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:33:12,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:33:12,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b0af49-7ca8-4e40-983c-2b06f6c686b9/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:33:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:33:13,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:33:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:33:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:33:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:33:13,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:33:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:33:13,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:33:13,075 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:33:13,077 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:33:13,216 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:33:13,264 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:33:13,264 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 06:33:13,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:33:13 BoogieIcfgContainer [2021-11-25 06:33:13,267 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:33:13,268 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:33:13,268 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:33:13,279 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:33:13,279 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:33:13" (1/1) ... [2021-11-25 06:33:13,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:33:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:13,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2021-11-25 06:33:13,342 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2021-11-25 06:33:13,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:33:13,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:13,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:13,484 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 06:33:13,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-25 06:33:13,546 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-25 06:33:13,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:33:13,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:13,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:13,648 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 06:33:13,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:13,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-25 06:33:13,702 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-25 06:33:13,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:33:13,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:13,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:13,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 06:33:13,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:13,901 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 06:33:13,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:13,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-25 06:33:13,952 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-25 06:33:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:33:13,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:13,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:14,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 06:33:14,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:14,101 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 06:33:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-25 06:33:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-25 06:33:14,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:33:14,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:14,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:14,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 06:33:14,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:14,331 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 06:33:14,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:14,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2021-11-25 06:33:14,371 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2021-11-25 06:33:14,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:33:14,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:14,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:14,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-25 06:33:14,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:14,484 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 06:33:14,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:14,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2021-11-25 06:33:14,537 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2021-11-25 06:33:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:33:14,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:14,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:14,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-25 06:33:14,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:14,722 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 06:33:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:14,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2021-11-25 06:33:14,781 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2021-11-25 06:33:14,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:33:14,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:14,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:14,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:14,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-25 06:33:14,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:14,972 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 06:33:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:15,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-25 06:33:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-25 06:33:15,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:33:15,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:15,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:15,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 06:33:15,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:15,144 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 06:33:15,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:15,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-25 06:33:15,209 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-25 06:33:15,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:33:15,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:15,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:15,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-25 06:33:15,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:15,370 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 06:33:15,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:15,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2021-11-25 06:33:15,433 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2021-11-25 06:33:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:33:15,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:15,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:15,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 06:33:15,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:15,590 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 06:33:15,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:15,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-25 06:33:15,654 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-25 06:33:15,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:33:15,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:15,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:15,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-25 06:33:15,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:15,834 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 06:33:15,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:15,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2021-11-25 06:33:15,899 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2021-11-25 06:33:15,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:33:15,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:15,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:16,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-25 06:33:16,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:16,096 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 06:33:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2021-11-25 06:33:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2021-11-25 06:33:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:33:16,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:16,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:16,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-25 06:33:16,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:16,329 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 06:33:16,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:16,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2021-11-25 06:33:16,403 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2021-11-25 06:33:16,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:33:16,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:16,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:16,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-25 06:33:16,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:16,562 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 06:33:16,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:16,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2021-11-25 06:33:16,659 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2021-11-25 06:33:16,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:33:16,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:16,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:16,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-25 06:33:16,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:16,817 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 06:33:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2021-11-25 06:33:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2021-11-25 06:33:16,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:33:16,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:16,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:17,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-25 06:33:17,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:17,104 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 06:33:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2021-11-25 06:33:17,189 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2021-11-25 06:33:17,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:33:17,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:17,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:17,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-25 06:33:17,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:17,390 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 06:33:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:17,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2021-11-25 06:33:17,488 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2021-11-25 06:33:17,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:33:17,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:17,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:17,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-25 06:33:17,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:17,675 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 06:33:17,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:17,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2021-11-25 06:33:17,775 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2021-11-25 06:33:17,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:33:17,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:17,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:17,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-25 06:33:17,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:17,985 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 06:33:18,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:18,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2021-11-25 06:33:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2021-11-25 06:33:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:33:18,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:18,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:18,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-25 06:33:18,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:18,270 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 06:33:18,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2021-11-25 06:33:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2021-11-25 06:33:18,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:33:18,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:18,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:18,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-25 06:33:18,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:18,584 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 06:33:18,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:18,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2021-11-25 06:33:18,697 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2021-11-25 06:33:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:33:18,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:18,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:18,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-25 06:33:18,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:18,934 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 06:33:19,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:19,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 32 states and 37 transitions. [2021-11-25 06:33:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2021-11-25 06:33:19,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 06:33:19,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:19,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:19,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-25 06:33:19,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:19,274 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 06:33:19,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:19,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2021-11-25 06:33:19,398 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2021-11-25 06:33:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 06:33:19,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:19,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:19,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:19,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-25 06:33:19,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:19,624 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 06:33:19,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 34 states and 39 transitions. [2021-11-25 06:33:19,753 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2021-11-25 06:33:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-25 06:33:19,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:19,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:19,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 26 conjunts are in the unsatisfiable core [2021-11-25 06:33:19,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:20,021 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 06:33:20,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:20,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 40 transitions. [2021-11-25 06:33:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2021-11-25 06:33:20,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 06:33:20,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:20,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:20,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-25 06:33:20,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:20,386 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 06:33:20,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:20,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 41 transitions. [2021-11-25 06:33:20,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2021-11-25 06:33:20,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:33:20,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:20,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:20,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-25 06:33:20,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:20,771 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 06:33:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:20,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2021-11-25 06:33:20,907 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2021-11-25 06:33:20,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:33:20,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:20,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:21,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-25 06:33:21,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:21,179 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 06:33:21,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:21,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 38 states and 43 transitions. [2021-11-25 06:33:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 43 transitions. [2021-11-25 06:33:21,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 06:33:21,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:21,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:21,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 06:33:21,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:21,579 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 06:33:21,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:21,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 39 states and 44 transitions. [2021-11-25 06:33:21,724 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 44 transitions. [2021-11-25 06:33:21,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 06:33:21,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:21,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:21,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-25 06:33:21,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:22,034 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 06:33:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 40 states and 45 transitions. [2021-11-25 06:33:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2021-11-25 06:33:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:33:22,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:22,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:22,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 06:33:22,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:22,468 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 06:33:22,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:22,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 41 states and 46 transitions. [2021-11-25 06:33:22,618 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2021-11-25 06:33:22,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:33:22,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:22,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:22,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 06:33:22,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:22,890 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 06:33:23,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:23,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2021-11-25 06:33:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2021-11-25 06:33:23,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 06:33:23,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:23,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:23,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 06:33:23,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:23,350 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 06:33:23,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2021-11-25 06:33:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2021-11-25 06:33:23,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:33:23,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:23,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:23,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 06:33:23,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:23,786 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 06:33:23,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2021-11-25 06:33:23,948 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-11-25 06:33:23,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 06:33:23,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:23,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:24,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:24,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 524 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 06:33:24,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:24,239 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 06:33:24,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:24,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2021-11-25 06:33:24,438 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2021-11-25 06:33:24,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 06:33:24,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:24,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:24,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 06:33:24,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:24,753 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 06:33:24,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:24,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2021-11-25 06:33:24,906 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2021-11-25 06:33:24,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 06:33:24,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:24,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:25,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:25,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 06:33:25,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:25,212 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 06:33:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2021-11-25 06:33:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2021-11-25 06:33:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 06:33:25,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:25,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:25,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 06:33:25,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:25,731 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 06:33:25,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 48 states and 53 transitions. [2021-11-25 06:33:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2021-11-25 06:33:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:33:25,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:25,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:26,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 06:33:26,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:26,247 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 06:33:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 49 states and 54 transitions. [2021-11-25 06:33:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2021-11-25 06:33:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-25 06:33:26,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:26,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:26,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 06:33:26,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:26,818 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 06:33:27,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:27,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 50 states and 55 transitions. [2021-11-25 06:33:27,021 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2021-11-25 06:33:27,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:33:27,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:27,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:27,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 06:33:27,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:27,394 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 06:33:27,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:27,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 51 states and 56 transitions. [2021-11-25 06:33:27,597 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 56 transitions. [2021-11-25 06:33:27,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 06:33:27,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:27,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:27,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 06:33:27,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:27,961 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 06:33:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 52 states and 57 transitions. [2021-11-25 06:33:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2021-11-25 06:33:28,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 06:33:28,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:28,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:28,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 06:33:28,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:28,558 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 06:33:28,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:28,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 53 states and 58 transitions. [2021-11-25 06:33:28,737 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions. [2021-11-25 06:33:28,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 06:33:28,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:28,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:28,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 06:33:28,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:29,134 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 06:33:29,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:29,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 54 states and 59 transitions. [2021-11-25 06:33:29,347 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2021-11-25 06:33:29,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 06:33:29,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:29,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:29,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 06:33:29,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:29,760 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 06:33:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2021-11-25 06:33:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2021-11-25 06:33:29,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:33:29,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:29,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:30,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 06:33:30,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:30,345 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 06:33:30,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 56 states and 61 transitions. [2021-11-25 06:33:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 61 transitions. [2021-11-25 06:33:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:33:30,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:30,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:30,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 680 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 06:33:30,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:30,929 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 06:33:31,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:31,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2021-11-25 06:33:31,105 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2021-11-25 06:33:31,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 06:33:31,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:31,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:31,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 06:33:31,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:31,480 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 06:33:31,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:31,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2021-11-25 06:33:31,706 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2021-11-25 06:33:31,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 06:33:31,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:31,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:31,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 06:33:31,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:32,143 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 06:33:32,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 59 states and 64 transitions. [2021-11-25 06:33:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2021-11-25 06:33:32,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 06:33:32,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:32,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:32,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 06:33:32,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:32,763 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 06:33:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 60 states and 65 transitions. [2021-11-25 06:33:32,946 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 65 transitions. [2021-11-25 06:33:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 06:33:32,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:32,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:33,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 06:33:33,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:33,322 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 06:33:33,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:33,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 61 states and 66 transitions. [2021-11-25 06:33:33,511 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 66 transitions. [2021-11-25 06:33:33,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:33:33,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:33,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:33,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:33,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-25 06:33:33,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:33,985 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 06:33:34,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:34,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 62 states and 67 transitions. [2021-11-25 06:33:34,199 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 67 transitions. [2021-11-25 06:33:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:33:34,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:34,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:34,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:34,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 54 conjunts are in the unsatisfiable core [2021-11-25 06:33:34,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:34,570 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 06:33:34,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:34,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 63 states and 68 transitions. [2021-11-25 06:33:34,764 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2021-11-25 06:33:34,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:33:34,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:34,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:34,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 55 conjunts are in the unsatisfiable core [2021-11-25 06:33:34,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:35,217 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 06:33:35,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2021-11-25 06:33:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2021-11-25 06:33:35,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-25 06:33:35,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:35,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:35,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 56 conjunts are in the unsatisfiable core [2021-11-25 06:33:35,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:35,836 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 06:33:36,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:36,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 65 states and 70 transitions. [2021-11-25 06:33:36,038 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2021-11-25 06:33:36,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:33:36,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:36,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:36,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 57 conjunts are in the unsatisfiable core [2021-11-25 06:33:36,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:36,528 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 06:33:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 66 states and 71 transitions. [2021-11-25 06:33:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2021-11-25 06:33:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 06:33:36,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:36,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:36,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 810 conjuncts, 58 conjunts are in the unsatisfiable core [2021-11-25 06:33:36,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:37,179 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 06:33:37,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:37,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2021-11-25 06:33:37,412 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2021-11-25 06:33:37,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:33:37,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:37,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:37,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 823 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-25 06:33:37,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:37,866 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 06:33:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:38,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2021-11-25 06:33:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2021-11-25 06:33:38,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:33:38,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:38,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:38,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 60 conjunts are in the unsatisfiable core [2021-11-25 06:33:38,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:38,622 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 06:33:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2021-11-25 06:33:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2021-11-25 06:33:38,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:33:38,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:38,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:39,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:39,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 61 conjunts are in the unsatisfiable core [2021-11-25 06:33:39,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:39,520 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 06:33:39,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:39,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2021-11-25 06:33:39,773 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2021-11-25 06:33:39,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:33:39,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:39,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:40,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 62 conjunts are in the unsatisfiable core [2021-11-25 06:33:40,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:40,304 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 06:33:40,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:40,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2021-11-25 06:33:40,527 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2021-11-25 06:33:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:33:40,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:40,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:40,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 63 conjunts are in the unsatisfiable core [2021-11-25 06:33:40,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:41,013 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 06:33:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:41,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2021-11-25 06:33:41,239 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2021-11-25 06:33:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:33:41,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:41,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:41,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:41,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-25 06:33:41,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:41,773 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 06:33:42,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2021-11-25 06:33:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2021-11-25 06:33:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:33:42,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:42,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:42,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:42,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 65 conjunts are in the unsatisfiable core [2021-11-25 06:33:42,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:42,505 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 06:33:42,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:42,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 79 transitions. [2021-11-25 06:33:42,754 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2021-11-25 06:33:42,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:33:42,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:42,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:42,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:42,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-25 06:33:42,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:43,307 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 06:33:43,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2021-11-25 06:33:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2021-11-25 06:33:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 06:33:43,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:43,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:43,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 67 conjunts are in the unsatisfiable core [2021-11-25 06:33:43,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:44,114 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 06:33:44,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:44,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2021-11-25 06:33:44,371 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2021-11-25 06:33:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 06:33:44,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:44,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:44,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:44,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 68 conjunts are in the unsatisfiable core [2021-11-25 06:33:44,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:44,921 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 06:33:45,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2021-11-25 06:33:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2021-11-25 06:33:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 06:33:45,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:45,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:45,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:45,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 69 conjunts are in the unsatisfiable core [2021-11-25 06:33:45,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:45,774 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 06:33:46,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:46,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2021-11-25 06:33:46,087 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2021-11-25 06:33:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 06:33:46,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:46,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:46,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 70 conjunts are in the unsatisfiable core [2021-11-25 06:33:46,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:46,639 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 06:33:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:46,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2021-11-25 06:33:46,980 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2021-11-25 06:33:46,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:33:46,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:46,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:47,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 71 conjunts are in the unsatisfiable core [2021-11-25 06:33:47,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:47,513 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 06:33:47,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 80 states and 85 transitions. [2021-11-25 06:33:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2021-11-25 06:33:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:33:47,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:47,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:48,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 72 conjunts are in the unsatisfiable core [2021-11-25 06:33:48,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:48,416 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 06:33:48,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2021-11-25 06:33:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2021-11-25 06:33:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 06:33:48,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:48,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:48,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 1005 conjuncts, 73 conjunts are in the unsatisfiable core [2021-11-25 06:33:48,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:49,205 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 06:33:49,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 82 states and 87 transitions. [2021-11-25 06:33:49,468 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 87 transitions. [2021-11-25 06:33:49,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 06:33:49,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:49,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:49,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 1018 conjuncts, 74 conjunts are in the unsatisfiable core [2021-11-25 06:33:49,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:50,061 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 06:33:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:50,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 83 states and 88 transitions. [2021-11-25 06:33:50,328 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 88 transitions. [2021-11-25 06:33:50,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 06:33:50,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:50,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:50,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 75 conjunts are in the unsatisfiable core [2021-11-25 06:33:50,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:50,831 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 06:33:51,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:51,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 84 states and 89 transitions. [2021-11-25 06:33:51,101 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2021-11-25 06:33:51,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 06:33:51,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:51,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:51,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 76 conjunts are in the unsatisfiable core [2021-11-25 06:33:51,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:51,605 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 06:33:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 85 states and 90 transitions. [2021-11-25 06:33:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2021-11-25 06:33:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 06:33:51,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:51,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:52,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 1057 conjuncts, 77 conjunts are in the unsatisfiable core [2021-11-25 06:33:52,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:52,576 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 06:33:52,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:52,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 86 states and 91 transitions. [2021-11-25 06:33:52,852 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 91 transitions. [2021-11-25 06:33:52,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 06:33:52,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:52,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:53,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 78 conjunts are in the unsatisfiable core [2021-11-25 06:33:53,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:53,380 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 06:33:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 87 states and 92 transitions. [2021-11-25 06:33:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2021-11-25 06:33:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 06:33:53,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:53,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:53,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 1083 conjuncts, 79 conjunts are in the unsatisfiable core [2021-11-25 06:33:53,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:54,275 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 06:33:54,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:54,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 88 states and 93 transitions. [2021-11-25 06:33:54,586 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 93 transitions. [2021-11-25 06:33:54,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 06:33:54,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:54,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:54,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 1096 conjuncts, 80 conjunts are in the unsatisfiable core [2021-11-25 06:33:54,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:55,162 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 06:33:55,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 89 states and 94 transitions. [2021-11-25 06:33:55,448 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 94 transitions. [2021-11-25 06:33:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 06:33:55,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:55,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:55,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 81 conjunts are in the unsatisfiable core [2021-11-25 06:33:55,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:56,005 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 06:33:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:56,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 90 states and 95 transitions. [2021-11-25 06:33:56,356 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2021-11-25 06:33:56,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 06:33:56,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:56,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:56,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 1122 conjuncts, 82 conjunts are in the unsatisfiable core [2021-11-25 06:33:56,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:56,879 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 06:33:57,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:57,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 91 states and 96 transitions. [2021-11-25 06:33:57,186 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 96 transitions. [2021-11-25 06:33:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 06:33:57,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:57,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:57,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 83 conjunts are in the unsatisfiable core [2021-11-25 06:33:57,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:57,853 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 06:33:58,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:58,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 92 states and 97 transitions. [2021-11-25 06:33:58,169 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 97 transitions. [2021-11-25 06:33:58,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 06:33:58,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:58,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:58,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 84 conjunts are in the unsatisfiable core [2021-11-25 06:33:58,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:58,906 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 06:33:59,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:59,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 93 states and 98 transitions. [2021-11-25 06:33:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 98 transitions. [2021-11-25 06:33:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-25 06:33:59,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:59,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:59,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 85 conjunts are in the unsatisfiable core [2021-11-25 06:33:59,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:33:59,980 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 06:34:00,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 94 states and 99 transitions. [2021-11-25 06:34:00,355 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 99 transitions. [2021-11-25 06:34:00,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 06:34:00,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:00,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:00,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 1174 conjuncts, 86 conjunts are in the unsatisfiable core [2021-11-25 06:34:00,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:00,919 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 06:34:01,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:01,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 95 states and 100 transitions. [2021-11-25 06:34:01,336 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 100 transitions. [2021-11-25 06:34:01,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 06:34:01,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:01,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:01,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 1187 conjuncts, 87 conjunts are in the unsatisfiable core [2021-11-25 06:34:01,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:01,956 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 06:34:02,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:02,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 96 states and 101 transitions. [2021-11-25 06:34:02,276 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 101 transitions. [2021-11-25 06:34:02,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-25 06:34:02,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:02,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:02,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 1200 conjuncts, 88 conjunts are in the unsatisfiable core [2021-11-25 06:34:02,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:02,855 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 06:34:03,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 97 states and 102 transitions. [2021-11-25 06:34:03,206 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 102 transitions. [2021-11-25 06:34:03,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 06:34:03,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:03,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:03,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 1213 conjuncts, 89 conjunts are in the unsatisfiable core [2021-11-25 06:34:03,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:03,890 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 06:34:04,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:04,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 98 states and 103 transitions. [2021-11-25 06:34:04,226 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 103 transitions. [2021-11-25 06:34:04,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-25 06:34:04,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:04,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:04,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 1226 conjuncts, 90 conjunts are in the unsatisfiable core [2021-11-25 06:34:04,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:04,861 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 06:34:05,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:05,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 99 states and 104 transitions. [2021-11-25 06:34:05,192 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 104 transitions. [2021-11-25 06:34:05,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-25 06:34:05,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:05,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:05,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:05,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 1239 conjuncts, 91 conjunts are in the unsatisfiable core [2021-11-25 06:34:05,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:05,804 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 06:34:06,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:06,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 100 states and 105 transitions. [2021-11-25 06:34:06,135 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 105 transitions. [2021-11-25 06:34:06,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-25 06:34:06,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:06,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:06,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 92 conjunts are in the unsatisfiable core [2021-11-25 06:34:06,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:06,786 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 06:34:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:07,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 101 states and 106 transitions. [2021-11-25 06:34:07,116 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 106 transitions. [2021-11-25 06:34:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:34:07,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:07,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:07,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 1265 conjuncts, 93 conjunts are in the unsatisfiable core [2021-11-25 06:34:07,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:07,779 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 06:34:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:08,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 102 states and 107 transitions. [2021-11-25 06:34:08,113 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 107 transitions. [2021-11-25 06:34:08,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-25 06:34:08,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:08,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:08,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 94 conjunts are in the unsatisfiable core [2021-11-25 06:34:08,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:08,707 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 06:34:09,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:09,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 103 states and 108 transitions. [2021-11-25 06:34:09,046 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 108 transitions. [2021-11-25 06:34:09,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:34:09,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:09,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:09,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 1291 conjuncts, 95 conjunts are in the unsatisfiable core [2021-11-25 06:34:09,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:09,697 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 06:34:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:10,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 104 states and 109 transitions. [2021-11-25 06:34:10,039 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 109 transitions. [2021-11-25 06:34:10,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-25 06:34:10,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:10,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:10,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 1304 conjuncts, 96 conjunts are in the unsatisfiable core [2021-11-25 06:34:10,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:10,753 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 06:34:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 105 states and 110 transitions. [2021-11-25 06:34:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 110 transitions. [2021-11-25 06:34:11,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-25 06:34:11,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:11,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:11,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 97 conjunts are in the unsatisfiable core [2021-11-25 06:34:11,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:12,146 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 06:34:12,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:12,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 106 states and 111 transitions. [2021-11-25 06:34:12,622 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 111 transitions. [2021-11-25 06:34:12,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 06:34:12,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:12,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:13,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 98 conjunts are in the unsatisfiable core [2021-11-25 06:34:13,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:13,412 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 06:34:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 107 states and 112 transitions. [2021-11-25 06:34:13,870 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 112 transitions. [2021-11-25 06:34:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 06:34:13,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:13,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:14,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 99 conjunts are in the unsatisfiable core [2021-11-25 06:34:14,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:14,642 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 06:34:15,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:15,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 108 states and 113 transitions. [2021-11-25 06:34:15,060 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 113 transitions. [2021-11-25 06:34:15,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 06:34:15,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:15,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:15,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 1356 conjuncts, 100 conjunts are in the unsatisfiable core [2021-11-25 06:34:15,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:15,903 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 06:34:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:16,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 109 states and 114 transitions. [2021-11-25 06:34:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 114 transitions. [2021-11-25 06:34:16,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-25 06:34:16,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:16,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:16,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 101 conjunts are in the unsatisfiable core [2021-11-25 06:34:16,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:16,989 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 06:34:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 110 states and 115 transitions. [2021-11-25 06:34:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 115 transitions. [2021-11-25 06:34:17,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 06:34:17,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:17,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:17,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 1382 conjuncts, 102 conjunts are in the unsatisfiable core [2021-11-25 06:34:17,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:18,024 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 06:34:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:18,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 111 states and 116 transitions. [2021-11-25 06:34:18,430 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 116 transitions. [2021-11-25 06:34:18,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-25 06:34:18,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:18,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:18,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 1395 conjuncts, 103 conjunts are in the unsatisfiable core [2021-11-25 06:34:18,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:19,186 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 06:34:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 112 states and 117 transitions. [2021-11-25 06:34:19,562 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 117 transitions. [2021-11-25 06:34:19,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-25 06:34:19,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:19,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:19,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 1408 conjuncts, 104 conjunts are in the unsatisfiable core [2021-11-25 06:34:19,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:20,226 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 06:34:20,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:20,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 113 states and 118 transitions. [2021-11-25 06:34:20,603 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 118 transitions. [2021-11-25 06:34:20,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 06:34:20,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:20,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:20,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 1421 conjuncts, 105 conjunts are in the unsatisfiable core [2021-11-25 06:34:20,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:21,320 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 06:34:21,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:21,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 114 states and 119 transitions. [2021-11-25 06:34:21,717 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 119 transitions. [2021-11-25 06:34:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-25 06:34:21,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:21,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:22,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 1434 conjuncts, 106 conjunts are in the unsatisfiable core [2021-11-25 06:34:22,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:22,463 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 06:34:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:22,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 115 states and 120 transitions. [2021-11-25 06:34:22,849 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 120 transitions. [2021-11-25 06:34:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 06:34:22,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:22,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:23,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 1447 conjuncts, 107 conjunts are in the unsatisfiable core [2021-11-25 06:34:23,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:23,541 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 06:34:23,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:23,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 116 states and 121 transitions. [2021-11-25 06:34:23,937 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 121 transitions. [2021-11-25 06:34:23,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-25 06:34:23,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:23,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:24,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:24,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 108 conjunts are in the unsatisfiable core [2021-11-25 06:34:24,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:24,649 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 06:34:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 117 states and 122 transitions. [2021-11-25 06:34:25,048 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 122 transitions. [2021-11-25 06:34:25,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-25 06:34:25,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:25,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:25,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 109 conjunts are in the unsatisfiable core [2021-11-25 06:34:25,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:25,890 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 06:34:26,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:26,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 118 states and 123 transitions. [2021-11-25 06:34:26,359 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 123 transitions. [2021-11-25 06:34:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-25 06:34:26,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:26,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:26,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 1486 conjuncts, 110 conjunts are in the unsatisfiable core [2021-11-25 06:34:26,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:27,217 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 06:34:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 119 states and 124 transitions. [2021-11-25 06:34:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 124 transitions. [2021-11-25 06:34:27,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-25 06:34:27,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:27,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:28,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:28,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 1499 conjuncts, 111 conjunts are in the unsatisfiable core [2021-11-25 06:34:28,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:28,642 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 06:34:29,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 120 states and 125 transitions. [2021-11-25 06:34:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 125 transitions. [2021-11-25 06:34:29,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-25 06:34:29,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:29,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:29,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 112 conjunts are in the unsatisfiable core [2021-11-25 06:34:29,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:30,401 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 06:34:31,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:31,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 121 states and 126 transitions. [2021-11-25 06:34:31,022 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 126 transitions. [2021-11-25 06:34:31,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-25 06:34:31,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:31,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:31,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 1525 conjuncts, 113 conjunts are in the unsatisfiable core [2021-11-25 06:34:31,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:31,973 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 06:34:32,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:32,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 122 states and 127 transitions. [2021-11-25 06:34:32,490 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 127 transitions. [2021-11-25 06:34:32,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-25 06:34:32,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:32,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:32,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:32,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 1538 conjuncts, 114 conjunts are in the unsatisfiable core [2021-11-25 06:34:32,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:33,471 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 06:34:34,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:34,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 123 states and 128 transitions. [2021-11-25 06:34:34,165 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 128 transitions. [2021-11-25 06:34:34,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-25 06:34:34,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:34,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:34,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 1551 conjuncts, 115 conjunts are in the unsatisfiable core [2021-11-25 06:34:34,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:35,144 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 06:34:35,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:35,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 124 states and 129 transitions. [2021-11-25 06:34:35,636 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 129 transitions. [2021-11-25 06:34:35,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-25 06:34:35,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:35,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:36,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 1564 conjuncts, 116 conjunts are in the unsatisfiable core [2021-11-25 06:34:36,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:36,683 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 06:34:37,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:37,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 125 states and 130 transitions. [2021-11-25 06:34:37,124 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 130 transitions. [2021-11-25 06:34:37,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-25 06:34:37,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:37,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:37,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 1577 conjuncts, 117 conjunts are in the unsatisfiable core [2021-11-25 06:34:37,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:37,936 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 06:34:38,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:38,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 126 states and 131 transitions. [2021-11-25 06:34:38,465 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 131 transitions. [2021-11-25 06:34:38,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-25 06:34:38,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:38,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:38,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 1590 conjuncts, 118 conjunts are in the unsatisfiable core [2021-11-25 06:34:38,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:39,243 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 06:34:39,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 127 states and 132 transitions. [2021-11-25 06:34:39,672 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 132 transitions. [2021-11-25 06:34:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-25 06:34:39,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:39,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:40,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 1603 conjuncts, 119 conjunts are in the unsatisfiable core [2021-11-25 06:34:40,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:40,402 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 06:34:40,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:40,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 128 states and 133 transitions. [2021-11-25 06:34:40,843 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2021-11-25 06:34:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-25 06:34:40,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:40,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:41,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 120 conjunts are in the unsatisfiable core [2021-11-25 06:34:41,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:41,586 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 06:34:42,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:42,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 129 states and 134 transitions. [2021-11-25 06:34:42,127 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 134 transitions. [2021-11-25 06:34:42,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-25 06:34:42,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:42,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:42,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 1629 conjuncts, 121 conjunts are in the unsatisfiable core [2021-11-25 06:34:42,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:42,897 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 06:34:43,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:43,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 130 states and 135 transitions. [2021-11-25 06:34:43,347 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 135 transitions. [2021-11-25 06:34:43,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-25 06:34:43,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:43,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:43,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 1642 conjuncts, 122 conjunts are in the unsatisfiable core [2021-11-25 06:34:43,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:44,204 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 06:34:44,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:44,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 131 states and 136 transitions. [2021-11-25 06:34:44,652 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 136 transitions. [2021-11-25 06:34:44,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-25 06:34:44,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:44,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:45,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 1655 conjuncts, 123 conjunts are in the unsatisfiable core [2021-11-25 06:34:45,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:45,592 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 06:34:46,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 132 states and 137 transitions. [2021-11-25 06:34:46,060 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 137 transitions. [2021-11-25 06:34:46,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-25 06:34:46,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:46,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:46,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 1668 conjuncts, 124 conjunts are in the unsatisfiable core [2021-11-25 06:34:46,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:46,894 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 06:34:47,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 133 states and 138 transitions. [2021-11-25 06:34:47,442 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 138 transitions. [2021-11-25 06:34:47,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-25 06:34:47,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:47,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:47,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:47,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 1681 conjuncts, 125 conjunts are in the unsatisfiable core [2021-11-25 06:34:47,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:48,249 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 06:34:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 134 states and 139 transitions. [2021-11-25 06:34:48,727 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 139 transitions. [2021-11-25 06:34:48,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-25 06:34:48,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:48,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:49,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 1694 conjuncts, 126 conjunts are in the unsatisfiable core [2021-11-25 06:34:49,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:49,693 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 06:34:50,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:50,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 135 states and 140 transitions. [2021-11-25 06:34:50,182 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 140 transitions. [2021-11-25 06:34:50,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-25 06:34:50,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:50,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:50,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:50,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 1707 conjuncts, 127 conjunts are in the unsatisfiable core [2021-11-25 06:34:50,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:51,014 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 06:34:51,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:51,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 136 states and 141 transitions. [2021-11-25 06:34:51,503 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 141 transitions. [2021-11-25 06:34:51,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-25 06:34:51,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:51,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:51,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 1720 conjuncts, 128 conjunts are in the unsatisfiable core [2021-11-25 06:34:51,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:52,352 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 06:34:52,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:52,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 137 states and 142 transitions. [2021-11-25 06:34:52,841 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 142 transitions. [2021-11-25 06:34:52,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-25 06:34:52,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:52,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:53,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 1733 conjuncts, 129 conjunts are in the unsatisfiable core [2021-11-25 06:34:53,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:53,706 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 06:34:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:54,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 138 states and 143 transitions. [2021-11-25 06:34:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 143 transitions. [2021-11-25 06:34:54,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-25 06:34:54,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:54,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:54,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:54,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 1746 conjuncts, 130 conjunts are in the unsatisfiable core [2021-11-25 06:34:54,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:55,238 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 06:34:55,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:55,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 139 states and 144 transitions. [2021-11-25 06:34:55,746 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 144 transitions. [2021-11-25 06:34:55,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 06:34:55,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:55,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:56,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 1759 conjuncts, 131 conjunts are in the unsatisfiable core [2021-11-25 06:34:56,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:56,613 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 06:34:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 140 states and 145 transitions. [2021-11-25 06:34:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 145 transitions. [2021-11-25 06:34:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-25 06:34:57,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:57,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:57,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:57,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 1772 conjuncts, 132 conjunts are in the unsatisfiable core [2021-11-25 06:34:57,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:58,039 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 06:34:58,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:58,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 141 states and 146 transitions. [2021-11-25 06:34:58,568 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 146 transitions. [2021-11-25 06:34:58,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-25 06:34:58,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:58,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:59,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 1785 conjuncts, 133 conjunts are in the unsatisfiable core [2021-11-25 06:34:59,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:34:59,678 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 06:35:00,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:00,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 142 states and 147 transitions. [2021-11-25 06:35:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 147 transitions. [2021-11-25 06:35:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-25 06:35:00,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:00,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:00,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 134 conjunts are in the unsatisfiable core [2021-11-25 06:35:00,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:01,066 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 06:35:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:01,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 143 states and 148 transitions. [2021-11-25 06:35:01,598 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 148 transitions. [2021-11-25 06:35:01,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 06:35:01,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:01,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:02,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 1811 conjuncts, 135 conjunts are in the unsatisfiable core [2021-11-25 06:35:02,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:02,489 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 06:35:03,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:03,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 144 states and 149 transitions. [2021-11-25 06:35:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 149 transitions. [2021-11-25 06:35:03,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-25 06:35:03,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:03,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:03,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 136 conjunts are in the unsatisfiable core [2021-11-25 06:35:03,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:04,162 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 06:35:04,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:04,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 145 states and 150 transitions. [2021-11-25 06:35:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 150 transitions. [2021-11-25 06:35:04,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-25 06:35:04,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:04,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:05,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:05,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 1837 conjuncts, 137 conjunts are in the unsatisfiable core [2021-11-25 06:35:05,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:05,738 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 06:35:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:06,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 146 states and 151 transitions. [2021-11-25 06:35:06,267 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 151 transitions. [2021-11-25 06:35:06,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-25 06:35:06,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:06,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:06,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 1850 conjuncts, 138 conjunts are in the unsatisfiable core [2021-11-25 06:35:06,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:07,234 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 06:35:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:07,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 147 states and 152 transitions. [2021-11-25 06:35:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 152 transitions. [2021-11-25 06:35:07,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-25 06:35:07,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:07,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:08,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 139 conjunts are in the unsatisfiable core [2021-11-25 06:35:08,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:08,864 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 06:35:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:09,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 148 states and 153 transitions. [2021-11-25 06:35:09,400 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 153 transitions. [2021-11-25 06:35:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-25 06:35:09,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:09,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:10,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 1876 conjuncts, 140 conjunts are in the unsatisfiable core [2021-11-25 06:35:10,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:10,567 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 06:35:11,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:11,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 149 states and 154 transitions. [2021-11-25 06:35:11,105 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 154 transitions. [2021-11-25 06:35:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-25 06:35:11,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:11,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:11,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:11,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 1889 conjuncts, 141 conjunts are in the unsatisfiable core [2021-11-25 06:35:11,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:12,031 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 06:35:12,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:12,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 150 states and 155 transitions. [2021-11-25 06:35:12,570 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 155 transitions. [2021-11-25 06:35:12,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-25 06:35:12,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:12,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:13,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 1902 conjuncts, 142 conjunts are in the unsatisfiable core [2021-11-25 06:35:13,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:13,632 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 06:35:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:14,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 151 states and 156 transitions. [2021-11-25 06:35:14,178 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 156 transitions. [2021-11-25 06:35:14,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-25 06:35:14,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:14,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:14,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 1915 conjuncts, 143 conjunts are in the unsatisfiable core [2021-11-25 06:35:14,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:15,117 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 06:35:15,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:15,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 152 states and 157 transitions. [2021-11-25 06:35:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 157 transitions. [2021-11-25 06:35:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-25 06:35:15,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:15,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:16,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 144 conjunts are in the unsatisfiable core [2021-11-25 06:35:16,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:16,806 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 06:35:17,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:17,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 153 states and 158 transitions. [2021-11-25 06:35:17,391 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 158 transitions. [2021-11-25 06:35:17,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-25 06:35:17,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:17,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:17,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 1941 conjuncts, 145 conjunts are in the unsatisfiable core [2021-11-25 06:35:17,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:18,454 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 06:35:19,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 154 states and 159 transitions. [2021-11-25 06:35:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 159 transitions. [2021-11-25 06:35:19,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-25 06:35:19,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:19,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:19,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 1954 conjuncts, 146 conjunts are in the unsatisfiable core [2021-11-25 06:35:19,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:20,166 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 06:35:20,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 155 states and 160 transitions. [2021-11-25 06:35:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 160 transitions. [2021-11-25 06:35:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-25 06:35:20,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:20,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:21,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 1967 conjuncts, 147 conjunts are in the unsatisfiable core [2021-11-25 06:35:21,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:21,677 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 06:35:22,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:22,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 156 states and 161 transitions. [2021-11-25 06:35:22,248 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 161 transitions. [2021-11-25 06:35:22,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-25 06:35:22,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:22,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:22,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 1980 conjuncts, 148 conjunts are in the unsatisfiable core [2021-11-25 06:35:22,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:23,340 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 06:35:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:23,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 157 states and 162 transitions. [2021-11-25 06:35:23,911 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 162 transitions. [2021-11-25 06:35:23,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-25 06:35:23,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:23,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:24,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 1993 conjuncts, 149 conjunts are in the unsatisfiable core [2021-11-25 06:35:24,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:24,885 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 06:35:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 158 states and 163 transitions. [2021-11-25 06:35:25,451 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 163 transitions. [2021-11-25 06:35:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-25 06:35:25,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:25,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:26,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 2006 conjuncts, 150 conjunts are in the unsatisfiable core [2021-11-25 06:35:26,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:26,606 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 06:35:27,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:27,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 159 states and 164 transitions. [2021-11-25 06:35:27,185 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 164 transitions. [2021-11-25 06:35:27,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-25 06:35:27,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:27,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:27,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 2019 conjuncts, 151 conjunts are in the unsatisfiable core [2021-11-25 06:35:27,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:28,186 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 06:35:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 160 states and 165 transitions. [2021-11-25 06:35:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 165 transitions. [2021-11-25 06:35:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-25 06:35:28,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:28,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:29,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 2032 conjuncts, 152 conjunts are in the unsatisfiable core [2021-11-25 06:35:29,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:29,998 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 06:35:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 161 states and 166 transitions. [2021-11-25 06:35:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 166 transitions. [2021-11-25 06:35:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-25 06:35:30,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:31,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 2045 conjuncts, 153 conjunts are in the unsatisfiable core [2021-11-25 06:35:31,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:31,741 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 06:35:32,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:32,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 162 states and 167 transitions. [2021-11-25 06:35:32,377 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 167 transitions. [2021-11-25 06:35:32,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-25 06:35:32,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:32,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:33,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:33,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 2058 conjuncts, 154 conjunts are in the unsatisfiable core [2021-11-25 06:35:33,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:33,583 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 06:35:34,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:34,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 163 states and 168 transitions. [2021-11-25 06:35:34,183 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 168 transitions. [2021-11-25 06:35:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-25 06:35:34,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:34,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:34,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 2071 conjuncts, 155 conjunts are in the unsatisfiable core [2021-11-25 06:35:34,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:35,224 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 06:35:35,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:35,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 164 states and 169 transitions. [2021-11-25 06:35:35,824 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 169 transitions. [2021-11-25 06:35:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-25 06:35:35,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:35,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:36,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 2084 conjuncts, 156 conjunts are in the unsatisfiable core [2021-11-25 06:35:36,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:37,026 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 06:35:37,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:37,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 165 states and 170 transitions. [2021-11-25 06:35:37,624 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 170 transitions. [2021-11-25 06:35:37,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-25 06:35:37,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:37,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:38,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 2097 conjuncts, 157 conjunts are in the unsatisfiable core [2021-11-25 06:35:38,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:38,676 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 06:35:39,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:39,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 166 states and 171 transitions. [2021-11-25 06:35:39,292 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 171 transitions. [2021-11-25 06:35:39,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-25 06:35:39,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:39,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:40,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 2110 conjuncts, 158 conjunts are in the unsatisfiable core [2021-11-25 06:35:40,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:40,520 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 06:35:41,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 167 states and 172 transitions. [2021-11-25 06:35:41,140 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 172 transitions. [2021-11-25 06:35:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-25 06:35:41,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:41,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:41,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 2123 conjuncts, 159 conjunts are in the unsatisfiable core [2021-11-25 06:35:41,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:42,466 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 06:35:43,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:43,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 168 states and 173 transitions. [2021-11-25 06:35:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 173 transitions. [2021-11-25 06:35:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-25 06:35:43,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:43,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:43,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 2136 conjuncts, 160 conjunts are in the unsatisfiable core [2021-11-25 06:35:43,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:44,314 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 06:35:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:45,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 169 states and 174 transitions. [2021-11-25 06:35:45,111 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 174 transitions. [2021-11-25 06:35:45,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-25 06:35:45,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:45,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:45,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 2149 conjuncts, 161 conjunts are in the unsatisfiable core [2021-11-25 06:35:45,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:46,188 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 06:35:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:46,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 170 states and 175 transitions. [2021-11-25 06:35:46,814 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 175 transitions. [2021-11-25 06:35:46,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-25 06:35:46,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:46,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:47,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 2162 conjuncts, 162 conjunts are in the unsatisfiable core [2021-11-25 06:35:47,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:48,040 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 06:35:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:48,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 171 states and 176 transitions. [2021-11-25 06:35:48,671 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 176 transitions. [2021-11-25 06:35:48,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-25 06:35:48,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:48,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:49,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:49,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 2175 conjuncts, 163 conjunts are in the unsatisfiable core [2021-11-25 06:35:49,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:49,927 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 06:35:50,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:50,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 172 states and 177 transitions. [2021-11-25 06:35:50,560 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 177 transitions. [2021-11-25 06:35:50,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-25 06:35:50,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:50,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:51,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 2188 conjuncts, 164 conjunts are in the unsatisfiable core [2021-11-25 06:35:51,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:51,900 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 06:35:52,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:52,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 173 states and 178 transitions. [2021-11-25 06:35:52,579 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 178 transitions. [2021-11-25 06:35:52,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-25 06:35:52,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:52,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:53,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 2201 conjuncts, 165 conjunts are in the unsatisfiable core [2021-11-25 06:35:53,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:53,967 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 06:35:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 174 states and 179 transitions. [2021-11-25 06:35:54,609 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 179 transitions. [2021-11-25 06:35:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-25 06:35:54,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:54,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:55,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 2214 conjuncts, 166 conjunts are in the unsatisfiable core [2021-11-25 06:35:55,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:55,738 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 06:35:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 175 states and 180 transitions. [2021-11-25 06:35:56,549 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 180 transitions. [2021-11-25 06:35:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-25 06:35:56,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:56,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:57,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 2227 conjuncts, 167 conjunts are in the unsatisfiable core [2021-11-25 06:35:57,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:57,693 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 06:35:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 176 states and 181 transitions. [2021-11-25 06:35:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 181 transitions. [2021-11-25 06:35:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-25 06:35:58,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:58,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:59,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 2240 conjuncts, 168 conjunts are in the unsatisfiable core [2021-11-25 06:35:59,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:35:59,659 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 06:36:00,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:00,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 177 states and 182 transitions. [2021-11-25 06:36:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 182 transitions. [2021-11-25 06:36:00,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-25 06:36:00,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:00,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:01,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:01,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 2253 conjuncts, 169 conjunts are in the unsatisfiable core [2021-11-25 06:36:01,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:01,691 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 06:36:02,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:02,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 178 states and 183 transitions. [2021-11-25 06:36:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 183 transitions. [2021-11-25 06:36:02,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-25 06:36:02,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:02,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:03,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:03,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 2266 conjuncts, 170 conjunts are in the unsatisfiable core [2021-11-25 06:36:03,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:03,769 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 06:36:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 179 states and 184 transitions. [2021-11-25 06:36:04,441 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 184 transitions. [2021-11-25 06:36:04,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-25 06:36:04,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:04,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:05,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 2279 conjuncts, 171 conjunts are in the unsatisfiable core [2021-11-25 06:36:05,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:05,884 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 06:36:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:06,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 180 states and 185 transitions. [2021-11-25 06:36:06,557 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 185 transitions. [2021-11-25 06:36:06,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-25 06:36:06,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:06,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:07,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 2292 conjuncts, 172 conjunts are in the unsatisfiable core [2021-11-25 06:36:07,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:07,893 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 06:36:08,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:08,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 181 states and 186 transitions. [2021-11-25 06:36:08,581 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 186 transitions. [2021-11-25 06:36:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-25 06:36:08,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:08,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:09,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 2305 conjuncts, 173 conjunts are in the unsatisfiable core [2021-11-25 06:36:09,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:09,968 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 06:36:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 182 states and 187 transitions. [2021-11-25 06:36:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 187 transitions. [2021-11-25 06:36:10,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-25 06:36:10,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:10,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:11,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 2318 conjuncts, 174 conjunts are in the unsatisfiable core [2021-11-25 06:36:11,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:12,184 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 06:36:12,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:12,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 183 states and 188 transitions. [2021-11-25 06:36:12,876 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 188 transitions. [2021-11-25 06:36:12,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 06:36:12,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:12,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:13,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 2331 conjuncts, 175 conjunts are in the unsatisfiable core [2021-11-25 06:36:13,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:14,198 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 06:36:14,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:14,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 184 states and 189 transitions. [2021-11-25 06:36:14,889 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 189 transitions. [2021-11-25 06:36:14,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-25 06:36:14,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:14,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:15,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 2344 conjuncts, 176 conjunts are in the unsatisfiable core [2021-11-25 06:36:15,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:16,283 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 06:36:16,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:16,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 185 states and 190 transitions. [2021-11-25 06:36:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 190 transitions. [2021-11-25 06:36:16,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-25 06:36:16,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:16,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:17,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:17,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 2357 conjuncts, 177 conjunts are in the unsatisfiable core [2021-11-25 06:36:17,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:18,420 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 06:36:19,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 186 states and 191 transitions. [2021-11-25 06:36:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 191 transitions. [2021-11-25 06:36:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-25 06:36:19,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:19,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:20,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 2370 conjuncts, 178 conjunts are in the unsatisfiable core [2021-11-25 06:36:20,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:20,606 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 06:36:21,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:21,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 187 states and 192 transitions. [2021-11-25 06:36:21,316 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 192 transitions. [2021-11-25 06:36:21,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-25 06:36:21,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:21,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:22,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 2383 conjuncts, 179 conjunts are in the unsatisfiable core [2021-11-25 06:36:22,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:22,714 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 06:36:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2021-11-25 06:36:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2021-11-25 06:36:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-25 06:36:23,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:23,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:24,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 2396 conjuncts, 180 conjunts are in the unsatisfiable core [2021-11-25 06:36:24,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:24,838 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 06:36:25,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:25,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 189 states and 194 transitions. [2021-11-25 06:36:25,552 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 194 transitions. [2021-11-25 06:36:25,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-25 06:36:25,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:25,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:26,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 2409 conjuncts, 181 conjunts are in the unsatisfiable core [2021-11-25 06:36:26,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:27,035 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 06:36:27,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:27,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 190 states and 195 transitions. [2021-11-25 06:36:27,806 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 195 transitions. [2021-11-25 06:36:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-25 06:36:27,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:27,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:28,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:28,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 2422 conjuncts, 182 conjunts are in the unsatisfiable core [2021-11-25 06:36:28,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:29,346 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 06:36:30,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:30,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 191 states and 196 transitions. [2021-11-25 06:36:30,070 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 196 transitions. [2021-11-25 06:36:30,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-25 06:36:30,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:30,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:30,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:30,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 2435 conjuncts, 183 conjunts are in the unsatisfiable core [2021-11-25 06:36:30,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:31,510 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 06:36:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 192 states and 197 transitions. [2021-11-25 06:36:32,237 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 197 transitions. [2021-11-25 06:36:32,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-25 06:36:32,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:32,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:33,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:33,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 2448 conjuncts, 184 conjunts are in the unsatisfiable core [2021-11-25 06:36:33,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:33,668 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 06:36:34,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:34,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2021-11-25 06:36:34,399 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2021-11-25 06:36:34,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-25 06:36:34,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:34,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:35,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 2461 conjuncts, 185 conjunts are in the unsatisfiable core [2021-11-25 06:36:35,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:35,932 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 06:36:36,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2021-11-25 06:36:36,716 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2021-11-25 06:36:36,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-25 06:36:36,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:36,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:37,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 186 conjunts are in the unsatisfiable core [2021-11-25 06:36:37,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:38,252 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 06:36:39,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:39,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2021-11-25 06:36:39,008 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2021-11-25 06:36:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-25 06:36:39,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:39,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:39,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 2487 conjuncts, 187 conjunts are in the unsatisfiable core [2021-11-25 06:36:39,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:40,518 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 06:36:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 196 states and 201 transitions. [2021-11-25 06:36:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 201 transitions. [2021-11-25 06:36:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-25 06:36:41,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:41,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:42,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 2500 conjuncts, 188 conjunts are in the unsatisfiable core [2021-11-25 06:36:42,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:42,766 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 06:36:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:43,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2021-11-25 06:36:43,518 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2021-11-25 06:36:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-25 06:36:43,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:43,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:44,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 2513 conjuncts, 189 conjunts are in the unsatisfiable core [2021-11-25 06:36:44,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:45,094 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 06:36:45,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:45,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2021-11-25 06:36:45,894 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2021-11-25 06:36:45,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-25 06:36:45,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:45,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:46,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 2526 conjuncts, 190 conjunts are in the unsatisfiable core [2021-11-25 06:36:46,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:47,468 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 06:36:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:48,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2021-11-25 06:36:48,239 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2021-11-25 06:36:48,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-25 06:36:48,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:48,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:49,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 2539 conjuncts, 191 conjunts are in the unsatisfiable core [2021-11-25 06:36:49,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:49,776 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 06:36:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:50,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2021-11-25 06:36:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2021-11-25 06:36:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-25 06:36:50,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:50,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:51,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 2552 conjuncts, 192 conjunts are in the unsatisfiable core [2021-11-25 06:36:51,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 06:36:52,066 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 06:36:52,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:52,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2021-11-25 06:36:52,844 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2021-11-25 06:36:52,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-11-25 06:36:52,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:52,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:53,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 2565 conjuncts, 193 conjunts are in the unsatisfiable core [2021-11-25 06:36:53,760 INFO L286 TraceCheckSpWp]: Computing forward predicates...