./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark08_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark08_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e --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 58639ff425b05f7497b3d6ac8d1e0a9c9e2e7663b2f2f0cb8654fd8932f07edd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:50:20,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:50:20,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:50:20,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:50:20,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:50:20,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:50:20,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:50:20,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:50:20,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:50:20,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:50:20,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:50:20,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:50:20,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:50:20,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:50:20,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:50:20,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:50:20,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:50:20,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:50:20,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:50:20,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:50:20,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:50:20,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:50:20,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:50:20,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:50:20,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:50:20,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:50:20,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:50:20,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:50:20,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:50:20,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:50:20,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:50:20,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:50:20,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:50:20,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:50:20,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:50:20,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:50:20,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:50:20,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:50:20,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:50:20,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:50:20,735 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:50:20,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:50:20,804 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:50:20,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:50:20,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:50:20,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:50:20,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:50:20,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:50:20,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:50:20,809 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:50:20,809 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:50:20,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:50:20,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:50:20,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:50:20,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:50:20,812 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:50:20,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:50:20,813 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:50:20,813 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:50:20,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:50:20,813 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:50:20,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:50:20,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:50:20,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:50:20,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:50:20,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:50:20,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:50:20,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:50:20,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:50:20,817 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:50:20,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:50:20,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:50:20,817 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_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58639ff425b05f7497b3d6ac8d1e0a9c9e2e7663b2f2f0cb8654fd8932f07edd [2021-11-13 23:50:21,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:50:21,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:50:21,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:50:21,196 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:50:21,197 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:50:21,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/loop-zilu/benchmark08_conjunctive.i [2021-11-13 23:50:21,292 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/data/8696e3d2e/0827b5337c9240bf91190baed437fa62/FLAGa13135ab1 [2021-11-13 23:50:21,894 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:50:21,895 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/sv-benchmarks/c/loop-zilu/benchmark08_conjunctive.i [2021-11-13 23:50:21,903 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/data/8696e3d2e/0827b5337c9240bf91190baed437fa62/FLAGa13135ab1 [2021-11-13 23:50:22,247 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/data/8696e3d2e/0827b5337c9240bf91190baed437fa62 [2021-11-13 23:50:22,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:50:22,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:50:22,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:50:22,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:50:22,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:50:22,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a09dcf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22, skipping insertion in model container [2021-11-13 23:50:22,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:50:22,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:50:22,517 WARN L228 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_335ef449-8399-4b96-9d73-025517a574cc/sv-benchmarks/c/loop-zilu/benchmark08_conjunctive.i[873,886] [2021-11-13 23:50:22,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:50:22,548 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:50:22,568 WARN L228 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_335ef449-8399-4b96-9d73-025517a574cc/sv-benchmarks/c/loop-zilu/benchmark08_conjunctive.i[873,886] [2021-11-13 23:50:22,574 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:50:22,596 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:50:22,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22 WrapperNode [2021-11-13 23:50:22,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:50:22,601 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:50:22,601 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:50:22,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:50:22,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:50:22,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:50:22,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:50:22,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:50:22,664 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:50:22,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:50:22,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:50:22,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:50:22,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:50:22" (1/1) ... [2021-11-13 23:50:22,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:50:22,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:50:22,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:50:22,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335ef449-8399-4b96-9d73-025517a574cc/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:50:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:50:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:50:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:50:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:50:23,135 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:50:23,135 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:50:23,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:50:23 BoogieIcfgContainer [2021-11-13 23:50:23,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:50:23,140 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:50:23,140 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:50:23,157 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:50:23,158 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:50:23" (1/1) ... [2021-11-13 23:50:23,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:50:23,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-13 23:50:23,247 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-13 23:50:23,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-13 23:50:23,508 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-13 23:50:23,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:50:23,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-13 23:50:23,666 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-13 23:50:23,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:50:23,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-13 23:50:24,172 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-13 23:50:24,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:50:24,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2021-11-13 23:50:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2021-11-13 23:50:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:50:24,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 32 states and 50 transitions. [2021-11-13 23:50:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 50 transitions. [2021-11-13 23:50:25,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:50:25,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2021-11-13 23:50:25,980 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2021-11-13 23:50:25,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:50:25,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 39 states and 62 transitions. [2021-11-13 23:50:26,648 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 62 transitions. [2021-11-13 23:50:26,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:50:26,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2021-11-13 23:50:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2021-11-13 23:50:26,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:50:26,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,206 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 76 transitions. [2021-11-13 23:50:28,031 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 76 transitions. [2021-11-13 23:50:28,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:50:28,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,381 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2021-11-13 23:50:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2021-11-13 23:50:29,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:50:29,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 53 states and 91 transitions. [2021-11-13 23:50:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2021-11-13 23:50:30,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:50:30,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 94 transitions. [2021-11-13 23:50:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 94 transitions. [2021-11-13 23:50:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:50:30,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,137 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2021-11-13 23:50:32,415 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2021-11-13 23:50:32,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:50:32,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2021-11-13 23:50:34,370 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2021-11-13 23:50:34,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:50:34,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,586 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 71 states and 129 transitions. [2021-11-13 23:50:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 129 transitions. [2021-11-13 23:50:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:50:35,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:35,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:35,791 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:36,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 74 states and 132 transitions. [2021-11-13 23:50:36,432 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 132 transitions. [2021-11-13 23:50:36,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:50:36,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,178 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:38,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 79 states and 148 transitions. [2021-11-13 23:50:38,921 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 148 transitions. [2021-11-13 23:50:38,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:50:38,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:38,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 84 states and 154 transitions. [2021-11-13 23:50:41,681 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 154 transitions. [2021-11-13 23:50:41,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:50:41,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 89 states and 171 transitions. [2021-11-13 23:50:43,379 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 171 transitions. [2021-11-13 23:50:43,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:50:43,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:43,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:43,814 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:44,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 174 transitions. [2021-11-13 23:50:44,561 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 174 transitions. [2021-11-13 23:50:44,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:50:44,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:44,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:44,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2021-11-13 23:50:48,334 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2021-11-13 23:50:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:50:48,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 102 states and 198 transitions. [2021-11-13 23:50:52,138 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 198 transitions. [2021-11-13 23:50:52,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:50:52,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 107 states and 217 transitions. [2021-11-13 23:50:53,919 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 217 transitions. [2021-11-13 23:50:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:50:53,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:53,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 110 states and 220 transitions. [2021-11-13 23:50:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 220 transitions. [2021-11-13 23:50:55,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:50:55,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,974 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:59,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 115 states and 240 transitions. [2021-11-13 23:50:59,987 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 240 transitions. [2021-11-13 23:50:59,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:50:59,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:59,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:05,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 120 states and 246 transitions. [2021-11-13 23:51:05,041 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 246 transitions. [2021-11-13 23:51:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:51:05,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:05,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:05,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:05,341 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:07,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:07,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 125 states and 267 transitions. [2021-11-13 23:51:07,108 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 267 transitions. [2021-11-13 23:51:07,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:51:07,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:07,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:07,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 128 states and 270 transitions. [2021-11-13 23:51:08,822 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 270 transitions. [2021-11-13 23:51:08,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:51:08,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,252 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 133 states and 292 transitions. [2021-11-13 23:51:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 292 transitions. [2021-11-13 23:51:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:51:15,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 138 states and 298 transitions. [2021-11-13 23:51:22,015 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 298 transitions. [2021-11-13 23:51:22,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:51:22,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,390 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:24,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 143 states and 321 transitions. [2021-11-13 23:51:24,496 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 321 transitions. [2021-11-13 23:51:24,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:51:24,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,528 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 146 states and 324 transitions. [2021-11-13 23:51:26,587 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 324 transitions. [2021-11-13 23:51:26,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:51:26,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,625 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 151 states and 348 transitions. [2021-11-13 23:51:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 348 transitions. [2021-11-13 23:51:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:51:34,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:37,758 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 156 states and 354 transitions. [2021-11-13 23:51:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 354 transitions. [2021-11-13 23:51:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:51:42,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:42,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:43,364 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:46,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 161 states and 379 transitions. [2021-11-13 23:51:46,077 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 379 transitions. [2021-11-13 23:51:46,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:51:46,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:46,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:48,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:48,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 164 states and 382 transitions. [2021-11-13 23:51:48,588 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 382 transitions. [2021-11-13 23:51:48,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:51:48,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:48,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,380 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:58,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:58,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 169 states and 408 transitions. [2021-11-13 23:51:58,388 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 408 transitions. [2021-11-13 23:51:58,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:51:58,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:58,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:02,578 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:08,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 174 states and 414 transitions. [2021-11-13 23:52:08,810 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 414 transitions. [2021-11-13 23:52:08,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:52:08,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:08,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,277 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:12,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:12,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 179 states and 441 transitions. [2021-11-13 23:52:12,020 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 441 transitions. [2021-11-13 23:52:12,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:52:12,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:12,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:13,627 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 182 states and 444 transitions. [2021-11-13 23:52:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 444 transitions. [2021-11-13 23:52:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:52:14,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:14,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:19,686 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:26,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 187 states and 472 transitions. [2021-11-13 23:52:26,725 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 472 transitions. [2021-11-13 23:52:26,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:52:26,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:26,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:39,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 192 states and 478 transitions. [2021-11-13 23:52:39,721 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 478 transitions. [2021-11-13 23:52:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:52:39,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:39,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:39,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:43,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 197 states and 507 transitions. [2021-11-13 23:52:43,425 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 507 transitions. [2021-11-13 23:52:43,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:52:43,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:43,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:43,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:45,596 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:47,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:47,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 200 states and 510 transitions. [2021-11-13 23:52:47,083 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 510 transitions. [2021-11-13 23:52:47,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:52:47,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:47,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:53,131 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:01,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 205 states and 540 transitions. [2021-11-13 23:53:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 540 transitions. [2021-11-13 23:53:01,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:53:01,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:01,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:01,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:17,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:17,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 210 states and 546 transitions. [2021-11-13 23:53:17,373 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 546 transitions. [2021-11-13 23:53:17,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:53:17,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:17,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:17,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:18,006 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:21,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 215 states and 577 transitions. [2021-11-13 23:53:21,410 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 577 transitions. [2021-11-13 23:53:21,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:53:21,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:21,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 218 states and 580 transitions. [2021-11-13 23:53:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 580 transitions. [2021-11-13 23:53:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:53:25,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:25,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:25,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:32,751 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:43,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 223 states and 612 transitions. [2021-11-13 23:53:43,148 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 612 transitions. [2021-11-13 23:53:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:53:43,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:43,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:50,916 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:01,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 228 states and 618 transitions. [2021-11-13 23:54:01,612 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 618 transitions. [2021-11-13 23:54:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:54:01,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:01,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:02,342 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:06,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:06,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 233 states and 651 transitions. [2021-11-13 23:54:06,051 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 651 transitions. [2021-11-13 23:54:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:54:06,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:06,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:09,045 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:11,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 236 states and 654 transitions. [2021-11-13 23:54:11,025 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 654 transitions. [2021-11-13 23:54:11,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:54:11,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:11,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:31,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 241 states and 688 transitions. [2021-11-13 23:54:31,813 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 688 transitions. [2021-11-13 23:54:31,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:54:31,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:31,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:53,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:53,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 246 states and 694 transitions. [2021-11-13 23:54:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 694 transitions. [2021-11-13 23:54:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:54:53,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:53,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:54,161 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:58,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 251 states and 729 transitions. [2021-11-13 23:54:58,347 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 729 transitions. [2021-11-13 23:54:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:54:58,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:58,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:58,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:02,070 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:04,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 254 states and 732 transitions. [2021-11-13 23:55:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 732 transitions. [2021-11-13 23:55:04,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:55:04,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:04,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:14,224 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:28,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:28,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 259 states and 768 transitions. [2021-11-13 23:55:28,105 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 768 transitions. [2021-11-13 23:55:28,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:55:28,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:28,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:38,781 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:53,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:53,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 264 states and 774 transitions. [2021-11-13 23:55:53,062 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 774 transitions. [2021-11-13 23:55:53,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:55:53,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:53,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:53,750 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:58,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:58,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 269 states and 811 transitions. [2021-11-13 23:55:58,271 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 811 transitions. [2021-11-13 23:55:58,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:55:58,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:58,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:02,536 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:04,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:04,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 272 states and 814 transitions. [2021-11-13 23:56:04,689 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 814 transitions. [2021-11-13 23:56:04,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:56:04,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:04,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:17,047 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:32,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 277 states and 852 transitions. [2021-11-13 23:56:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 852 transitions. [2021-11-13 23:56:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:56:32,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:32,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:32,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:44,930 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:58,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 282 states and 858 transitions. [2021-11-13 23:56:58,791 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 858 transitions. [2021-11-13 23:56:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:56:58,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:58,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:59,489 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 287 states and 897 transitions. [2021-11-13 23:57:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 897 transitions. [2021-11-13 23:57:03,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:57:03,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:03,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:07,251 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:09,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 290 states and 900 transitions. [2021-11-13 23:57:09,195 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 900 transitions. [2021-11-13 23:57:09,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:57:09,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:09,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:34,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 295 states and 940 transitions. [2021-11-13 23:57:34,173 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 940 transitions. [2021-11-13 23:57:34,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:57:34,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:34,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:45,114 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 300 states and 946 transitions. [2021-11-13 23:57:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 946 transitions. [2021-11-13 23:57:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:57:59,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:59,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 305 states and 987 transitions. [2021-11-13 23:58:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 987 transitions. [2021-11-13 23:58:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 23:58:04,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:04,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:04,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:10,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:10,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 308 states and 990 transitions. [2021-11-13 23:58:10,688 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 990 transitions. [2021-11-13 23:58:10,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:58:10,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:10,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:22,903 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:38,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:38,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 313 states and 1032 transitions. [2021-11-13 23:58:38,591 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 1032 transitions. [2021-11-13 23:58:38,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:58:38,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:38,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:38,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 0 proven. 731 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 318 states and 1038 transitions. [2021-11-13 23:59:07,639 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1038 transitions. [2021-11-13 23:59:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 23:59:07,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:07,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:08,350 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:12,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:12,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 323 states and 1081 transitions. [2021-11-13 23:59:12,889 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1081 transitions. [2021-11-13 23:59:12,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:59:12,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:12,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:12,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:17,862 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:19,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:19,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 326 states and 1084 transitions. [2021-11-13 23:59:19,932 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1084 transitions. [2021-11-13 23:59:19,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:59:19,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:19,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:33,874 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:52,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 331 states and 1128 transitions. [2021-11-13 23:59:52,301 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1128 transitions. [2021-11-13 23:59:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:59:52,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:52,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:07,310 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 819 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:26,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:26,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 336 states and 1134 transitions. [2021-11-14 00:00:26,223 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 1134 transitions. [2021-11-14 00:00:26,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-14 00:00:26,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:26,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:26,919 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:31,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 341 states and 1179 transitions. [2021-11-14 00:00:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1179 transitions. [2021-11-14 00:00:31,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-14 00:00:31,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:31,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:37,635 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:00:40,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:40,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 344 states and 1182 transitions. [2021-11-14 00:00:40,045 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1182 transitions. [2021-11-14 00:00:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-14 00:00:40,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:40,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:55,972 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.