./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:17,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:17,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:17,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:17,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:17,109 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:17,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:17,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:17,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:17,117 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:17,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:17,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:17,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:17,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:17,123 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:17,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:17,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:17,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:17,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:17,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:17,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:17,135 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:17,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:17,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:17,141 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:17,142 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:17,142 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:17,143 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:17,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:17,145 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:17,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:17,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:17,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:17,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:17,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:17,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:17,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:17,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:17,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:17,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:17,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:17,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-23 00:23:17,178 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:17,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:17,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:23:17,185 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:23:17,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:17,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:17,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:17,187 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:17,187 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:23:17,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:17,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:17,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:17,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:23:17,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:17,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:23:17,189 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:23:17,189 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:17,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:23:17,190 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:17,190 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:23:17,190 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:17,191 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:17,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:17,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:17,191 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:17,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:17,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:23:17,192 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:17,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:17,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:23:17,194 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_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b [2021-11-23 00:23:17,508 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:17,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:17,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:17,541 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:17,542 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:17,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2021-11-23 00:23:17,618 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/data/0bd91b9ed/a0e174ea2575470390193147edd8eb3d/FLAG402c7147e [2021-11-23 00:23:18,115 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:18,116 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2021-11-23 00:23:18,126 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/data/0bd91b9ed/a0e174ea2575470390193147edd8eb3d/FLAG402c7147e [2021-11-23 00:23:18,485 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/data/0bd91b9ed/a0e174ea2575470390193147edd8eb3d [2021-11-23 00:23:18,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:18,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:18,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:18,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:18,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:18,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e8307c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18, skipping insertion in model container [2021-11-23 00:23:18,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:18,530 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:18,684 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_28ef29c8-764b-487e-abc1-7ca5468db935/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i[873,886] [2021-11-23 00:23:18,692 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:18,700 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:18,713 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_28ef29c8-764b-487e-abc1-7ca5468db935/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i[873,886] [2021-11-23 00:23:18,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:18,730 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:18,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18 WrapperNode [2021-11-23 00:23:18,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:18,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:18,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:18,732 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:18,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,771 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2021-11-23 00:23:18,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:18,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:18,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:18,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:18,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,799 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:18,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:18,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:18,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:18,808 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:18" (1/1) ... [2021-11-23 00:23:18,815 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:18,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:18,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:18,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ef29c8-764b-487e-abc1-7ca5468db935/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:18,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:23:18,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:18,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:18,957 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:18,958 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:19,082 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:19,104 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:19,104 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:23:19,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:19 BoogieIcfgContainer [2021-11-23 00:23:19,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:23:19,108 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:23:19,108 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:23:19,118 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:23:19,118 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:19" (1/1) ... [2021-11-23 00:23:19,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:23:19,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:19,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-23 00:23:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-23 00:23:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:23:19,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:19,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:19,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:19,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:19,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-23 00:23:19,484 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-23 00:23:19,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:23:19,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:19,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:19,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:19,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:19,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 00:23:19,620 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 00:23:19,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:23:19,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:19,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:20,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:20,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-23 00:23:20,050 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-23 00:23:20,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:23:20,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:20,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2021-11-23 00:23:20,593 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2021-11-23 00:23:20,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:23:20,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:20,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:20,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:21,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:21,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2021-11-23 00:23:21,152 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2021-11-23 00:23:21,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:23:21,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:21,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:21,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2021-11-23 00:23:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2021-11-23 00:23:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:23:21,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:21,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:21,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:22,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2021-11-23 00:23:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2021-11-23 00:23:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:23:22,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:22,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:22,245 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:22,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2021-11-23 00:23:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2021-11-23 00:23:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:23:22,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:22,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:22,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:23,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2021-11-23 00:23:23,408 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2021-11-23 00:23:23,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:23:23,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:23,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:23,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:23,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2021-11-23 00:23:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2021-11-23 00:23:23,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:23:23,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:23,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:24,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:24,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2021-11-23 00:23:24,801 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2021-11-23 00:23:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:23:24,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:24,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:25,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:25,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2021-11-23 00:23:25,424 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2021-11-23 00:23:25,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:23:25,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:25,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:25,591 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:26,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2021-11-23 00:23:26,405 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2021-11-23 00:23:26,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:23:26,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:26,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:26,541 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:26,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:26,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2021-11-23 00:23:26,866 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2021-11-23 00:23:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:23:26,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:26,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 68 states and 118 transitions. [2021-11-23 00:23:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 118 transitions. [2021-11-23 00:23:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:23:27,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:27,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:28,177 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:28,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:28,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2021-11-23 00:23:28,689 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2021-11-23 00:23:28,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:23:28,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:28,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:28,843 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:29,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:29,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2021-11-23 00:23:29,806 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2021-11-23 00:23:29,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:23:29,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:29,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:30,051 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:30,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:30,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 78 states and 137 transitions. [2021-11-23 00:23:30,432 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 137 transitions. [2021-11-23 00:23:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:23:30,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:30,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:31,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:31,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 83 states and 153 transitions. [2021-11-23 00:23:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 153 transitions. [2021-11-23 00:23:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:23:31,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:31,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:32,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2021-11-23 00:23:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2021-11-23 00:23:32,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:23:32,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:32,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:32,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:32,951 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:34,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 91 states and 173 transitions. [2021-11-23 00:23:34,087 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 173 transitions. [2021-11-23 00:23:34,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:23:34,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:34,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:34,480 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:34,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 93 states and 174 transitions. [2021-11-23 00:23:34,929 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 174 transitions. [2021-11-23 00:23:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:23:34,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:34,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:35,129 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:36,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:36,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2021-11-23 00:23:36,529 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2021-11-23 00:23:36,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:23:36,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:36,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:36,954 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:37,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2021-11-23 00:23:37,780 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2021-11-23 00:23:37,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:23:37,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:37,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:37,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:38,027 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:39,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 106 states and 214 transitions. [2021-11-23 00:23:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 214 transitions. [2021-11-23 00:23:39,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:23:39,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:39,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:39,916 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:40,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2021-11-23 00:23:40,448 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2021-11-23 00:23:40,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:23:40,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:40,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:40,669 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:42,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:42,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 113 states and 235 transitions. [2021-11-23 00:23:42,223 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 235 transitions. [2021-11-23 00:23:42,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:23:42,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:42,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:42,930 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:43,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:43,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 116 states and 237 transitions. [2021-11-23 00:23:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 237 transitions. [2021-11-23 00:23:43,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:23:43,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:43,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 121 states and 259 transitions. [2021-11-23 00:23:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 259 transitions. [2021-11-23 00:23:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:23:45,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:45,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:46,484 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:47,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:47,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 123 states and 260 transitions. [2021-11-23 00:23:47,137 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 260 transitions. [2021-11-23 00:23:47,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:23:47,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:47,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:47,475 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:49,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 128 states and 282 transitions. [2021-11-23 00:23:49,569 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 282 transitions. [2021-11-23 00:23:49,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:23:49,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:49,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:50,403 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:51,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 131 states and 284 transitions. [2021-11-23 00:23:51,382 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 284 transitions. [2021-11-23 00:23:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:23:51,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:51,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:51,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:51,654 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:53,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:53,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 136 states and 308 transitions. [2021-11-23 00:23:53,628 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 308 transitions. [2021-11-23 00:23:53,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:23:53,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:53,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:54,686 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:55,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:55,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 138 states and 309 transitions. [2021-11-23 00:23:55,415 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 309 transitions. [2021-11-23 00:23:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:23:55,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:55,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:57,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:57,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 143 states and 333 transitions. [2021-11-23 00:23:57,750 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 333 transitions. [2021-11-23 00:23:57,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:23:57,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:57,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:58,834 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:00,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:00,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 146 states and 335 transitions. [2021-11-23 00:24:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 335 transitions. [2021-11-23 00:24:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:24:00,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:00,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:02,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 151 states and 361 transitions. [2021-11-23 00:24:02,339 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 361 transitions. [2021-11-23 00:24:02,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:24:02,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:02,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,572 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:04,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:04,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 153 states and 362 transitions. [2021-11-23 00:24:04,336 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 362 transitions. [2021-11-23 00:24:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:24:04,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:04,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:04,663 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 158 states and 388 transitions. [2021-11-23 00:24:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 388 transitions. [2021-11-23 00:24:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:24:07,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:07,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:08,306 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:09,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:09,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 161 states and 390 transitions. [2021-11-23 00:24:09,523 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 390 transitions. [2021-11-23 00:24:09,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:24:09,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:09,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:12,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:12,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 166 states and 418 transitions. [2021-11-23 00:24:12,063 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 418 transitions. [2021-11-23 00:24:12,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:24:12,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:12,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:14,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 168 states and 419 transitions. [2021-11-23 00:24:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 419 transitions. [2021-11-23 00:24:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:24:14,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:14,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:17,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 173 states and 447 transitions. [2021-11-23 00:24:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 447 transitions. [2021-11-23 00:24:17,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:24:17,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:17,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:20,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:20,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 176 states and 449 transitions. [2021-11-23 00:24:20,337 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 449 transitions. [2021-11-23 00:24:20,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:24:20,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:20,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:23,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 181 states and 479 transitions. [2021-11-23 00:24:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 479 transitions. [2021-11-23 00:24:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:24:23,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:23,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:25,117 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:26,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:26,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 183 states and 480 transitions. [2021-11-23 00:24:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 480 transitions. [2021-11-23 00:24:26,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:24:26,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:26,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:26,558 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:29,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:29,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 188 states and 510 transitions. [2021-11-23 00:24:29,317 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 510 transitions. [2021-11-23 00:24:29,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:24:29,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:29,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 191 states and 512 transitions. [2021-11-23 00:24:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 512 transitions. [2021-11-23 00:24:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:24:32,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:32,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 196 states and 544 transitions. [2021-11-23 00:24:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 544 transitions. [2021-11-23 00:24:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:24:35,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:35,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:37,808 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:38,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 198 states and 545 transitions. [2021-11-23 00:24:38,797 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 545 transitions. [2021-11-23 00:24:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:24:38,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:38,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:38,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:39,221 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:42,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:42,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 203 states and 577 transitions. [2021-11-23 00:24:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 577 transitions. [2021-11-23 00:24:42,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:24:42,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:42,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:44,440 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:46,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:46,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 206 states and 579 transitions. [2021-11-23 00:24:46,058 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 579 transitions. [2021-11-23 00:24:46,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:24:46,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:46,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:46,542 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:49,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 211 states and 613 transitions. [2021-11-23 00:24:49,480 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 613 transitions. [2021-11-23 00:24:49,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:24:49,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:49,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:49,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:52,055 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:53,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 213 states and 614 transitions. [2021-11-23 00:24:53,174 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 614 transitions. [2021-11-23 00:24:53,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:24:53,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:53,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:53,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:53,670 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:56,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:56,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 218 states and 648 transitions. [2021-11-23 00:24:56,955 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 648 transitions. [2021-11-23 00:24:56,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:24:56,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:56,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:56,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:01,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:01,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 221 states and 650 transitions. [2021-11-23 00:25:01,357 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 650 transitions. [2021-11-23 00:25:01,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:25:01,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:01,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:01,875 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:04,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:04,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 226 states and 686 transitions. [2021-11-23 00:25:04,874 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 686 transitions. [2021-11-23 00:25:04,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:25:04,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:04,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 228 states and 687 transitions. [2021-11-23 00:25:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 687 transitions. [2021-11-23 00:25:09,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:25:09,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:09,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:09,618 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:13,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 233 states and 723 transitions. [2021-11-23 00:25:13,113 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 723 transitions. [2021-11-23 00:25:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:25:13,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:17,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 236 states and 725 transitions. [2021-11-23 00:25:17,934 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 725 transitions. [2021-11-23 00:25:17,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 00:25:17,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 241 states and 763 transitions. [2021-11-23 00:25:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 763 transitions. [2021-11-23 00:25:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:25:21,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:26,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 243 states and 764 transitions. [2021-11-23 00:25:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 764 transitions. [2021-11-23 00:25:26,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 00:25:26,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 248 states and 802 transitions. [2021-11-23 00:25:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 802 transitions. [2021-11-23 00:25:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:25:30,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,379 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 251 states and 804 transitions. [2021-11-23 00:25:36,275 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 804 transitions. [2021-11-23 00:25:36,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:25:36,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,850 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:40,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 256 states and 844 transitions. [2021-11-23 00:25:40,370 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 844 transitions. [2021-11-23 00:25:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:25:40,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:40,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,030 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:45,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 258 states and 845 transitions. [2021-11-23 00:25:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 845 transitions. [2021-11-23 00:25:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:25:45,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:49,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:49,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 263 states and 885 transitions. [2021-11-23 00:25:49,921 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 885 transitions. [2021-11-23 00:25:49,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:25:49,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:49,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:49,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:54,229 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:56,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:56,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 266 states and 887 transitions. [2021-11-23 00:25:56,211 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 887 transitions. [2021-11-23 00:25:56,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:25:56,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:56,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:56,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 271 states and 929 transitions. [2021-11-23 00:26:00,617 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 929 transitions. [2021-11-23 00:26:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:26:00,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:00,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:04,975 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:06,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 273 states and 930 transitions. [2021-11-23 00:26:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 930 transitions. [2021-11-23 00:26:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:26:06,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:07,007 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:11,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:11,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 278 states and 972 transitions. [2021-11-23 00:26:11,159 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 972 transitions. [2021-11-23 00:26:11,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:26:11,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:11,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:11,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:15,506 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:17,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 281 states and 974 transitions. [2021-11-23 00:26:17,865 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 974 transitions. [2021-11-23 00:26:17,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:26:17,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:22,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 286 states and 1018 transitions. [2021-11-23 00:26:22,233 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1018 transitions. [2021-11-23 00:26:22,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 00:26:22,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:27,077 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 819 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:28,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 288 states and 1019 transitions. [2021-11-23 00:26:28,537 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1019 transitions. [2021-11-23 00:26:28,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:26:28,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,168 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 293 states and 1063 transitions. [2021-11-23 00:26:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1063 transitions. [2021-11-23 00:26:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:26:33,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:38,673 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:40,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:40,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 296 states and 1065 transitions. [2021-11-23 00:26:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1065 transitions. [2021-11-23 00:26:40,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:26:40,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:40,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:40,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:41,680 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 301 states and 1111 transitions. [2021-11-23 00:26:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1111 transitions. [2021-11-23 00:26:45,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:26:45,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:45,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:51,028 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 912 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 303 states and 1112 transitions. [2021-11-23 00:26:52,636 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1112 transitions. [2021-11-23 00:26:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 00:26:52,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:26:58,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 308 states and 1158 transitions. [2021-11-23 00:26:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1158 transitions. [2021-11-23 00:26:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:26:58,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:58,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:06,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 311 states and 1160 transitions. [2021-11-23 00:27:06,295 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1160 transitions. [2021-11-23 00:27:06,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:27:06,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,986 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:11,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:11,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 316 states and 1208 transitions. [2021-11-23 00:27:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1208 transitions. [2021-11-23 00:27:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:27:11,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:11,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:17,453 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:19,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 318 states and 1209 transitions. [2021-11-23 00:27:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1209 transitions. [2021-11-23 00:27:19,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:27:19,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:19,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:20,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 323 states and 1257 transitions. [2021-11-23 00:27:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1257 transitions. [2021-11-23 00:27:24,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:27:24,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:24,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:25,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 1050 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:33,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:33,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 326 states and 1259 transitions. [2021-11-23 00:27:33,842 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1259 transitions. [2021-11-23 00:27:33,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 00:27:33,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:33,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:33,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:34,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 1092 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 331 states and 1309 transitions. [2021-11-23 00:27:39,717 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1309 transitions. [2021-11-23 00:27:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:27:39,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:39,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:39,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 1113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:48,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:48,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 333 states and 1310 transitions. [2021-11-23 00:27:48,164 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1310 transitions. [2021-11-23 00:27:48,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 00:27:48,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:48,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:48,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:54,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:54,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 338 states and 1360 transitions. [2021-11-23 00:27:54,233 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1360 transitions. [2021-11-23 00:27:54,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:27:54,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:54,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:01,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 1155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:03,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:03,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 341 states and 1362 transitions. [2021-11-23 00:28:03,947 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1362 transitions. [2021-11-23 00:28:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:28:03,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:03,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:04,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 1199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:09,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 346 states and 1414 transitions. [2021-11-23 00:28:09,971 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1414 transitions. [2021-11-23 00:28:09,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 00:28:09,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:09,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 1221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:19,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:19,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 348 states and 1415 transitions. [2021-11-23 00:28:19,130 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1415 transitions. [2021-11-23 00:28:19,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:28:19,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:19,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:25,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 353 states and 1467 transitions. [2021-11-23 00:28:25,586 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1467 transitions. [2021-11-23 00:28:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 00:28:25,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 1265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:36,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 356 states and 1469 transitions. [2021-11-23 00:28:36,366 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1469 transitions. [2021-11-23 00:28:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:28:36,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:42,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 361 states and 1523 transitions. [2021-11-23 00:28:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1523 transitions. [2021-11-23 00:28:42,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:28:42,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 1334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:52,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 363 states and 1524 transitions. [2021-11-23 00:28:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1524 transitions. [2021-11-23 00:28:52,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 00:28:52,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:53,123 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:59,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:59,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 368 states and 1578 transitions. [2021-11-23 00:28:59,015 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1578 transitions. [2021-11-23 00:28:59,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:28:59,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:59,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 1380 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 371 states and 1580 transitions. [2021-11-23 00:29:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1580 transitions. [2021-11-23 00:29:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:29:10,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:10,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1428 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:16,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 376 states and 1636 transitions. [2021-11-23 00:29:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1636 transitions. [2021-11-23 00:29:16,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:29:16,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:16,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:16,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:25,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 1452 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:27,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 378 states and 1637 transitions. [2021-11-23 00:29:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1637 transitions. [2021-11-23 00:29:27,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:29:27,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:27,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:34,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:34,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 383 states and 1693 transitions. [2021-11-23 00:29:34,564 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1693 transitions. [2021-11-23 00:29:34,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:29:34,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:34,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:43,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 1500 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:46,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 386 states and 1695 transitions. [2021-11-23 00:29:46,915 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1695 transitions. [2021-11-23 00:29:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:29:46,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:47,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 1550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:53,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:53,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 391 states and 1753 transitions. [2021-11-23 00:29:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1753 transitions. [2021-11-23 00:29:53,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:29:53,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:53,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:53,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:03,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 1575 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 393 states and 1754 transitions. [2021-11-23 00:30:05,550 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1754 transitions. [2021-11-23 00:30:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:30:05,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:05,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:06,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:12,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:12,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 398 states and 1812 transitions. [2021-11-23 00:30:12,862 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1812 transitions. [2021-11-23 00:30:12,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:30:12,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:12,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:12,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:22,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 1625 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 401 states and 1814 transitions. [2021-11-23 00:30:26,163 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1814 transitions. [2021-11-23 00:30:26,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:30:26,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:26,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:26,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 0 proven. 1677 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:33,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:33,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 406 states and 1874 transitions. [2021-11-23 00:30:33,185 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1874 transitions. [2021-11-23 00:30:33,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:30:33,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:33,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 1703 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:45,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:45,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 408 states and 1875 transitions. [2021-11-23 00:30:45,754 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1875 transitions. [2021-11-23 00:30:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:30:45,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:45,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:46,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:53,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 413 states and 1935 transitions. [2021-11-23 00:30:53,552 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1935 transitions. [2021-11-23 00:30:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:30:53,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:53,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 1755 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 416 states and 1937 transitions. [2021-11-23 00:31:07,705 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1937 transitions. [2021-11-23 00:31:07,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 00:31:07,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:08,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1809 backedges. 0 proven. 1809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 421 states and 1999 transitions. [2021-11-23 00:31:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1999 transitions. [2021-11-23 00:31:14,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 00:31:14,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:14,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:25,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 1836 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:28,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:28,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 423 states and 2000 transitions. [2021-11-23 00:31:28,331 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 2000 transitions. [2021-11-23 00:31:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-23 00:31:28,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:28,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:29,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:36,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:36,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 428 states and 2062 transitions. [2021-11-23 00:31:36,330 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 2062 transitions. [2021-11-23 00:31:36,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:31:36,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:36,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:48,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:51,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 431 states and 2064 transitions. [2021-11-23 00:31:51,557 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2064 transitions. [2021-11-23 00:31:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:31:51,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:51,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:59,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:59,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 436 states and 2128 transitions. [2021-11-23 00:31:59,242 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 2128 transitions. [2021-11-23 00:31:59,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:31:59,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:59,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:11,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 1974 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 438 states and 2129 transitions. [2021-11-23 00:32:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 2129 transitions. [2021-11-23 00:32:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:32:13,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:13,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:14,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:21,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 443 states and 2193 transitions. [2021-11-23 00:32:21,840 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 2193 transitions. [2021-11-23 00:32:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:32:21,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:21,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:21,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 2030 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:38,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 446 states and 2195 transitions. [2021-11-23 00:32:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 2195 transitions. [2021-11-23 00:32:38,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:32:38,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:38,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:39,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2088 backedges. 0 proven. 2088 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:46,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 451 states and 2261 transitions. [2021-11-23 00:32:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 2261 transitions. [2021-11-23 00:32:46,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 00:32:46,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:46,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 2117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:02,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 453 states and 2262 transitions. [2021-11-23 00:33:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 2262 transitions. [2021-11-23 00:33:02,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:33:02,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:03,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 458 states and 2328 transitions. [2021-11-23 00:33:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 2328 transitions. [2021-11-23 00:33:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 00:33:10,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:10,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:24,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 2175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:28,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 461 states and 2330 transitions. [2021-11-23 00:33:28,358 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 2330 transitions. [2021-11-23 00:33:28,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 00:33:28,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:28,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:28,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:29,530 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 2235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:36,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 466 states and 2398 transitions. [2021-11-23 00:33:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 2398 transitions. [2021-11-23 00:33:36,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 00:33:36,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:36,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 2265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:53,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 468 states and 2399 transitions. [2021-11-23 00:33:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 2399 transitions. [2021-11-23 00:33:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 00:33:53,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:53,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:53,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 473 states and 2467 transitions. [2021-11-23 00:34:02,116 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 2467 transitions. [2021-11-23 00:34:02,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:34:02,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat