./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-properties/simple-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/list-properties/simple-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0d4825ef04f5689aff4ed3e5df593fedd83b7eb3ae072cea52c48718c9baf42 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:11:22,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:11:22,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:11:22,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:11:22,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:11:22,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:11:22,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:11:22,656 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:11:22,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:11:22,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:11:22,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:11:22,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:11:22,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:11:22,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:11:22,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:11:22,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:11:22,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:11:22,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:11:22,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:11:22,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:11:22,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:11:22,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:11:22,707 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:11:22,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:11:22,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:11:22,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:11:22,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:11:22,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:11:22,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:11:22,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:11:22,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:11:22,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:11:22,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:11:22,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:11:22,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:11:22,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:11:22,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:11:22,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:11:22,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:11:22,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:11:22,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:11:22,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:11:22,782 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:11:22,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:11:22,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:11:22,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:11:22,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:11:22,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:11:22,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:11:22,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:11:22,793 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:11:22,793 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:11:22,794 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:11:22,794 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:11:22,795 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:11:22,795 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:11:22,795 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:11:22,795 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:11:22,795 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:11:22,796 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:11:22,796 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:11:22,796 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:11:22,796 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:11:22,797 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:22,797 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:11:22,797 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:11:22,797 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:11:22,798 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:11:22,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:11:22,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:11:22,798 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_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0d4825ef04f5689aff4ed3e5df593fedd83b7eb3ae072cea52c48718c9baf42 [2021-11-23 01:11:23,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:11:23,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:11:23,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:11:23,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:11:23,119 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:11:23,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-properties/simple-2.i [2021-11-23 01:11:23,181 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/data/fff9f83c4/17e0cbc2f7434eeb90810a8aab07ede5/FLAG93e8e93e7 [2021-11-23 01:11:23,752 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:11:23,753 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/sv-benchmarks/c/list-properties/simple-2.i [2021-11-23 01:11:23,770 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/data/fff9f83c4/17e0cbc2f7434eeb90810a8aab07ede5/FLAG93e8e93e7 [2021-11-23 01:11:24,058 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/data/fff9f83c4/17e0cbc2f7434eeb90810a8aab07ede5 [2021-11-23 01:11:24,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:11:24,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:11:24,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:24,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:11:24,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:11:24,080 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59120b3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24, skipping insertion in model container [2021-11-23 01:11:24,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:11:24,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:11:24,501 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/sv-benchmarks/c/list-properties/simple-2.i[23225,23238] [2021-11-23 01:11:24,506 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:24,517 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:11:24,566 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/sv-benchmarks/c/list-properties/simple-2.i[23225,23238] [2021-11-23 01:11:24,581 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:24,608 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:11:24,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24 WrapperNode [2021-11-23 01:11:24,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:24,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:24,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:11:24,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:11:24,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,659 INFO L137 Inliner]: procedures = 124, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2021-11-23 01:11:24,660 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:24,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:11:24,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:11:24,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:11:24,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:11:24,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:11:24,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:11:24,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:11:24,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:24" (1/1) ... [2021-11-23 01:11:24,702 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:24,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:11:24,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:11:24,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e75e1c7-ccba-4f64-80c6-f1b2c1804e5b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:11:24,769 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-23 01:11:24,769 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-23 01:11:24,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:11:24,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:11:24,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:11:24,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:11:24,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:11:24,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:11:24,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:11:24,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:11:24,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:11:24,858 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:11:24,860 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:11:24,900 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-11-23 01:11:25,108 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:11:25,137 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:11:25,137 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:11:25,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:25 BoogieIcfgContainer [2021-11-23 01:11:25,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:11:25,142 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:11:25,142 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:11:25,153 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:11:25,153 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:25" (1/1) ... [2021-11-23 01:11:25,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:11:25,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 01:11:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 01:11:25,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:11:25,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2021-11-23 01:11:25,487 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-11-23 01:11:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:11:25,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:25,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:25,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-23 01:11:25,742 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-23 01:11:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:11:25,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:25,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2021-11-23 01:11:26,548 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2021-11-23 01:11:26,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:11:26,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:26,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:26,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:27,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2021-11-23 01:11:27,355 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2021-11-23 01:11:27,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:11:27,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:27,454 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:11:27,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:27,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2021-11-23 01:11:27,724 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2021-11-23 01:11:27,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:11:27,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:27,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:28,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:29,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:29,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2021-11-23 01:11:29,652 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2021-11-23 01:11:29,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:11:29,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:29,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:29,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:29,993 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:30,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2021-11-23 01:11:30,352 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2021-11-23 01:11:30,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:11:30,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:30,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:30,616 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:31,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:31,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 51 states and 95 transitions. [2021-11-23 01:11:31,643 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 95 transitions. [2021-11-23 01:11:31,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:11:31,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:31,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:31,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:32,109 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:33,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 57 states and 107 transitions. [2021-11-23 01:11:33,400 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 107 transitions. [2021-11-23 01:11:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:11:33,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:33,629 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:33,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:33,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2021-11-23 01:11:33,990 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2021-11-23 01:11:33,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:11:33,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:33,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:34,528 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:36,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:36,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 66 states and 132 transitions. [2021-11-23 01:11:36,621 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 132 transitions. [2021-11-23 01:11:36,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:11:36,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:36,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,243 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:39,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 72 states and 148 transitions. [2021-11-23 01:11:39,142 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 148 transitions. [2021-11-23 01:11:39,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:11:39,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:39,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:39,479 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:41,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:41,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 75 states and 155 transitions. [2021-11-23 01:11:41,062 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 155 transitions. [2021-11-23 01:11:41,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:11:41,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:41,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:41,992 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:44,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:44,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 84 states and 181 transitions. [2021-11-23 01:11:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 181 transitions. [2021-11-23 01:11:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:11:44,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:44,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,738 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:11:47,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 88 states and 191 transitions. [2021-11-23 01:11:47,578 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 191 transitions. [2021-11-23 01:11:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:11:47,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,500 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:52,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 94 states and 211 transitions. [2021-11-23 01:11:52,307 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 211 transitions. [2021-11-23 01:11:52,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:11:52,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,711 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:57,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 100 states and 230 transitions. [2021-11-23 01:11:57,277 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 230 transitions. [2021-11-23 01:11:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:11:57,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,232 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:12:00,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 104 states and 246 transitions. [2021-11-23 01:12:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 246 transitions. [2021-11-23 01:12:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:12:00,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:00,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:01,191 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:03,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 107 states and 254 transitions. [2021-11-23 01:12:03,949 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 254 transitions. [2021-11-23 01:12:03,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:12:03,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:05,247 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 114 states and 285 transitions. [2021-11-23 01:12:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 285 transitions. [2021-11-23 01:12:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:12:11,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:11,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:11,655 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:12,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 116 states and 292 transitions. [2021-11-23 01:12:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 292 transitions. [2021-11-23 01:12:12,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:12:12,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:12,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:12,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:19,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:19,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 124 states and 316 transitions. [2021-11-23 01:12:19,179 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 316 transitions. [2021-11-23 01:12:19,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:12:19,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:19,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:19,667 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 126 states and 323 transitions. [2021-11-23 01:12:20,782 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 323 transitions. [2021-11-23 01:12:20,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:12:20,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:20,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:22,091 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:28,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:28,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 132 states and 350 transitions. [2021-11-23 01:12:28,393 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 350 transitions. [2021-11-23 01:12:28,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:12:28,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:28,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:28,791 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:29,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:30,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 134 states and 356 transitions. [2021-11-23 01:12:30,000 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 356 transitions. [2021-11-23 01:12:30,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:12:30,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:30,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:30,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,100 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:40,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:40,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 142 states and 391 transitions. [2021-11-23 01:12:40,461 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 391 transitions. [2021-11-23 01:12:40,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:12:40,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:40,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:42,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 144 states and 399 transitions. [2021-11-23 01:12:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 399 transitions. [2021-11-23 01:12:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:12:42,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:42,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:42,903 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:44,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 146 states and 402 transitions. [2021-11-23 01:12:44,464 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 402 transitions. [2021-11-23 01:12:44,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:12:44,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:44,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:45,287 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 5 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 149 states and 411 transitions. [2021-11-23 01:12:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 411 transitions. [2021-11-23 01:12:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:50,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:50,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:52,213 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:59,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 156 states and 444 transitions. [2021-11-23 01:12:59,763 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 444 transitions. [2021-11-23 01:12:59,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:12:59,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:59,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:00,296 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 158 states and 453 transitions. [2021-11-23 01:13:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 453 transitions. [2021-11-23 01:13:01,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:13:01,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:01,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:13:10,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 164 states and 468 transitions. [2021-11-23 01:13:10,112 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 468 transitions. [2021-11-23 01:13:10,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:13:10,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,602 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:13:12,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:12,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 166 states and 477 transitions. [2021-11-23 01:13:12,162 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 477 transitions. [2021-11-23 01:13:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:13:12,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:12,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:13,946 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:23,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:23,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 172 states and 508 transitions. [2021-11-23 01:13:23,569 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 508 transitions. [2021-11-23 01:13:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:13:23,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:23,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:25,786 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:33,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 178 states and 532 transitions. [2021-11-23 01:13:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 532 transitions. [2021-11-23 01:13:33,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:13:33,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:13:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 185 states and 557 transitions. [2021-11-23 01:13:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 557 transitions. [2021-11-23 01:13:43,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:13:43,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:43,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:13:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:46,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 187 states and 567 transitions. [2021-11-23 01:13:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 567 transitions. [2021-11-23 01:13:46,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:13:46,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:46,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:46,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:47,171 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 6 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:53,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 190 states and 577 transitions. [2021-11-23 01:13:53,639 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 577 transitions. [2021-11-23 01:13:53,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:13:53,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:53,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:56,463 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:06,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 197 states and 619 transitions. [2021-11-23 01:14:06,868 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 619 transitions. [2021-11-23 01:14:06,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:14:06,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:07,579 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:09,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 199 states and 629 transitions. [2021-11-23 01:14:09,755 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 629 transitions. [2021-11-23 01:14:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:14:09,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:09,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:10,470 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:12,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:12,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 201 states and 638 transitions. [2021-11-23 01:14:12,537 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 638 transitions. [2021-11-23 01:14:12,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:14:12,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:12,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:19,161 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:36,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 209 states and 665 transitions. [2021-11-23 01:14:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 665 transitions. [2021-11-23 01:14:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:14:36,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:36,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:39,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 211 states and 675 transitions. [2021-11-23 01:14:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 675 transitions. [2021-11-23 01:14:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:14:39,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:39,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:40,582 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:42,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 213 states and 684 transitions. [2021-11-23 01:14:42,957 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 684 transitions. [2021-11-23 01:14:42,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:14:42,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:42,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,393 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:58,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 219 states and 722 transitions. [2021-11-23 01:14:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 722 transitions. [2021-11-23 01:14:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:14:58,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:59,557 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:01,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 221 states and 730 transitions. [2021-11-23 01:15:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 730 transitions. [2021-11-23 01:15:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:15:01,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:15,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 227 states and 762 transitions. [2021-11-23 01:15:15,625 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 762 transitions. [2021-11-23 01:15:15,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 01:15:15,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:19,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:19,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 229 states and 772 transitions. [2021-11-23 01:15:19,093 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 772 transitions. [2021-11-23 01:15:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:15:19,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:19,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:15:26,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 233 states and 793 transitions. [2021-11-23 01:15:26,921 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 793 transitions. [2021-11-23 01:15:26,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:15:26,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,904 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:15:30,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 235 states and 804 transitions. [2021-11-23 01:15:30,684 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 804 transitions. [2021-11-23 01:15:30,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:15:30,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,635 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:15:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 237 states and 816 transitions. [2021-11-23 01:15:34,231 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 816 transitions. [2021-11-23 01:15:34,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:15:34,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 7 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:45,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:45,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 240 states and 827 transitions. [2021-11-23 01:15:45,061 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 827 transitions. [2021-11-23 01:15:45,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:15:45,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:45,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 251 states and 896 transitions. [2021-11-23 01:16:26,012 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 896 transitions. [2021-11-23 01:16:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:16:26,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,426 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 255 states and 916 transitions. [2021-11-23 01:16:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 916 transitions. [2021-11-23 01:16:33,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:16:33,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:33,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,701 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:37,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 257 states and 926 transitions. [2021-11-23 01:16:37,808 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 926 transitions. [2021-11-23 01:16:37,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:16:37,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,292 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:42,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:42,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 259 states and 937 transitions. [2021-11-23 01:16:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 937 transitions. [2021-11-23 01:16:42,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:16:42,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:42,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:43,512 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:46,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:46,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 261 states and 948 transitions. [2021-11-23 01:16:46,383 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 948 transitions. [2021-11-23 01:16:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:16:46,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:46,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:53,853 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:18,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 271 states and 982 transitions. [2021-11-23 01:17:18,540 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 982 transitions. [2021-11-23 01:17:18,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:17:18,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:18,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:19,576 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:25,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:25,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 275 states and 1000 transitions. [2021-11-23 01:17:25,239 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 1000 transitions. [2021-11-23 01:17:25,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:17:25,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:25,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:25,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:26,178 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:17:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 279 states and 1015 transitions. [2021-11-23 01:17:32,378 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 1015 transitions. [2021-11-23 01:17:32,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:17:32,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:32,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:17:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:36,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 281 states and 1027 transitions. [2021-11-23 01:17:36,083 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1027 transitions. [2021-11-23 01:17:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:17:36,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:36,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:02,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:02,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 287 states and 1072 transitions. [2021-11-23 01:18:02,702 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 1072 transitions. [2021-11-23 01:18:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:18:02,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:02,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:09,185 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:38,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 298 states and 1144 transitions. [2021-11-23 01:18:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 1144 transitions. [2021-11-23 01:18:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:18:38,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:38,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:40,373 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 8 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:53,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 301 states and 1157 transitions. [2021-11-23 01:18:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1157 transitions. [2021-11-23 01:18:53,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:18:53,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:53,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:53,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:58,701 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:21,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:21,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 308 states and 1216 transitions. [2021-11-23 01:19:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1216 transitions. [2021-11-23 01:19:21,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:21,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:21,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:26,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 310 states and 1229 transitions. [2021-11-23 01:19:26,352 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 1229 transitions. [2021-11-23 01:19:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:26,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:26,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:31,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 312 states and 1241 transitions. [2021-11-23 01:19:31,456 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1241 transitions. [2021-11-23 01:19:31,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:31,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:31,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:31,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:32,667 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 314 states and 1253 transitions. [2021-11-23 01:19:36,186 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1253 transitions. [2021-11-23 01:19:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:19:36,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:36,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:37,512 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:41,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 316 states and 1266 transitions. [2021-11-23 01:19:41,005 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1266 transitions. [2021-11-23 01:19:41,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:19:41,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:41,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:58,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:58,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 322 states and 1294 transitions. [2021-11-23 01:19:58,885 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 1294 transitions. [2021-11-23 01:19:58,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:19:58,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:58,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:58,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:00,091 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:04,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 324 states and 1306 transitions. [2021-11-23 01:20:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 1306 transitions. [2021-11-23 01:20:04,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:20:04,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:04,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:12,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 328 states and 1322 transitions. [2021-11-23 01:20:12,434 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 1322 transitions. [2021-11-23 01:20:12,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:20:12,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:12,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:13,613 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:17,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:17,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 330 states and 1334 transitions. [2021-11-23 01:20:17,626 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 1334 transitions. [2021-11-23 01:20:17,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:20:17,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:17,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:17,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 219 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:25,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:25,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 334 states and 1349 transitions. [2021-11-23 01:20:25,857 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 1349 transitions. [2021-11-23 01:20:25,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:20:25,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:25,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:25,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:55,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 340 states and 1400 transitions. [2021-11-23 01:20:55,976 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 1400 transitions. [2021-11-23 01:20:55,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:20:55,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:57,146 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 342 states and 1410 transitions. [2021-11-23 01:21:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 1410 transitions. [2021-11-23 01:21:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:21:01,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:01,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:02,430 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:06,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 344 states and 1421 transitions. [2021-11-23 01:21:06,528 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1421 transitions. [2021-11-23 01:21:06,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:21:06,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:06,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:07,603 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:11,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 346 states and 1432 transitions. [2021-11-23 01:21:11,583 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1432 transitions. [2021-11-23 01:21:11,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:21:11,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:11,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:12,754 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:16,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 348 states and 1443 transitions. [2021-11-23 01:21:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1443 transitions. [2021-11-23 01:21:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:21:16,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,295 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:42,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:42,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 354 states and 1505 transitions. [2021-11-23 01:21:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 1505 transitions. [2021-11-23 01:21:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:21:42,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:42,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,114 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 356 states and 1517 transitions. [2021-11-23 01:21:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1517 transitions. [2021-11-23 01:21:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:21:49,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:49,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:50,650 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:55,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:55,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 358 states and 1530 transitions. [2021-11-23 01:21:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 1530 transitions. [2021-11-23 01:21:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:21:55,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:55,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,876 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 360 states and 1542 transitions. [2021-11-23 01:22:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 1542 transitions. [2021-11-23 01:22:01,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:22:01,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:01,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:01,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:08,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:08,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 362 states and 1555 transitions. [2021-11-23 01:22:08,369 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 1555 transitions. [2021-11-23 01:22:08,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:22:08,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:08,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:11,328 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:22:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 366 states and 1567 transitions. [2021-11-23 01:22:22,027 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 1567 transitions. [2021-11-23 01:22:22,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:22:22,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:22,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:22,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 9 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:42,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:42,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 369 states and 1580 transitions. [2021-11-23 01:22:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 1580 transitions. [2021-11-23 01:22:42,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:22:42,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:42,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:42,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:49,795 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:10,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 374 states and 1634 transitions. [2021-11-23 01:23:10,684 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 1634 transitions. [2021-11-23 01:23:10,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:10,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:17,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:17,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 376 states and 1646 transitions. [2021-11-23 01:23:17,053 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1646 transitions. [2021-11-23 01:23:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:17,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:17,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:18,324 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:23,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 378 states and 1652 transitions. [2021-11-23 01:23:23,300 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1652 transitions. [2021-11-23 01:23:23,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:23,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:23,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:29,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:29,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 380 states and 1665 transitions. [2021-11-23 01:23:29,456 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1665 transitions. [2021-11-23 01:23:29,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:29,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:29,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:29,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:35,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:35,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 382 states and 1678 transitions. [2021-11-23 01:23:35,611 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1678 transitions. [2021-11-23 01:23:35,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:35,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:35,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:37,058 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:41,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1690 states to 384 states and 1690 transitions. [2021-11-23 01:23:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1690 transitions. [2021-11-23 01:23:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:41,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:41,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.