./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN --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 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:06:15,658 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:06:15,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:06:15,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:06:15,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:06:15,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:06:15,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:06:15,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:06:15,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:06:15,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:06:15,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:06:15,736 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:06:15,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:06:15,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:06:15,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:06:15,747 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:06:15,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:06:15,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:06:15,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:06:15,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:06:15,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:06:15,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:06:15,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:06:15,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:06:15,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:06:15,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:06:15,787 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:06:15,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:06:15,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:06:15,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:06:15,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:06:15,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:06:15,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:06:15,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:06:15,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:06:15,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:06:15,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:06:15,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:06:15,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:06:15,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:06:15,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:06:15,802 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:06:15,847 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:06:15,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:06:15,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:06:15,849 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:06:15,850 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:06:15,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:06:15,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:06:15,850 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:06:15,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:06:15,857 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:06:15,858 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:06:15,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:06:15,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:06:15,859 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:06:15,859 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:06:15,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:06:15,859 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:06:15,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:06:15,860 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:06:15,860 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:06:15,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:06:15,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:06:15,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:06:15,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:06:15,861 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:06:15,861 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:06:15,861 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:06:15,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:06:15,862 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_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 [2021-11-21 05:06:16,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:06:16,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:06:16,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:06:16,156 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:06:16,157 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:06:16,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2021-11-21 05:06:16,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/data/1f169690d/b3658106e55f4191b34779e3278a1e44/FLAG8f2687c72 [2021-11-21 05:06:16,874 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:06:16,875 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2021-11-21 05:06:16,888 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/data/1f169690d/b3658106e55f4191b34779e3278a1e44/FLAG8f2687c72 [2021-11-21 05:06:17,147 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/data/1f169690d/b3658106e55f4191b34779e3278a1e44 [2021-11-21 05:06:17,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:06:17,151 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:06:17,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:06:17,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:06:17,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:06:17,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c8cffda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17, skipping insertion in model container [2021-11-21 05:06:17,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:06:17,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:06:17,547 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_32008807-6cd1-46a7-9dd6-d8349287e1df/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2021-11-21 05:06:17,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:06:17,560 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:06:17,711 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_32008807-6cd1-46a7-9dd6-d8349287e1df/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2021-11-21 05:06:17,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:06:17,729 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:06:17,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17 WrapperNode [2021-11-21 05:06:17,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:06:17,737 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:06:17,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:06:17,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:06:17,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,838 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1000 [2021-11-21 05:06:17,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:06:17,840 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:06:17,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:06:17,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:06:17,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:06:17,919 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:06:17,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:06:17,920 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:06:17,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:06:17" (1/1) ... [2021-11-21 05:06:17,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:06:17,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:06:17,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:06:17,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32008807-6cd1-46a7-9dd6-d8349287e1df/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:06:18,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:06:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:06:18,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:06:18,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:06:18,216 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:06:18,217 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:06:19,242 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:06:20,276 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:06:20,276 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 05:06:20,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:06:20 BoogieIcfgContainer [2021-11-21 05:06:20,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:06:20,281 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:06:20,281 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:06:20,291 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:06:20,292 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:06:20" (1/1) ... [2021-11-21 05:06:20,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:06:20,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-21 05:06:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-21 05:06:20,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:06:20,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:20,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:21,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:21,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:21,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-21 05:06:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-21 05:06:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:06:21,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:21,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:21,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:22,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:22,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-21 05:06:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-21 05:06:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:06:22,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:22,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:22,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-21 05:06:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-21 05:06:23,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:06:23,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:23,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:23,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:24,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-21 05:06:24,130 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-21 05:06:24,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:06:24,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:24,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:24,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:24,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:25,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:25,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-21 05:06:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-21 05:06:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:06:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:25,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:25,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:26,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:26,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-21 05:06:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-21 05:06:26,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:06:26,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:26,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:27,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:28,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-21 05:06:28,800 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-21 05:06:28,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:06:28,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:28,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:29,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-21 05:06:29,210 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-21 05:06:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:06:29,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:29,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:29,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:29,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-21 05:06:29,318 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-21 05:06:29,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:06:29,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:29,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:29,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:32,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:32,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-21 05:06:32,352 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-21 05:06:32,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:06:32,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:32,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:32,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:32,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:32,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:32,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 190 states and 312 transitions. [2021-11-21 05:06:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 312 transitions. [2021-11-21 05:06:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:06:32,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:32,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:34,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:39,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:39,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 207 states and 346 transitions. [2021-11-21 05:06:39,100 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 346 transitions. [2021-11-21 05:06:39,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:06:39,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:39,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:45,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:45,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 225 states and 383 transitions. [2021-11-21 05:06:45,846 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 383 transitions. [2021-11-21 05:06:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:06:45,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:45,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:46,086 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 226 states and 384 transitions. [2021-11-21 05:06:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 384 transitions. [2021-11-21 05:06:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:06:46,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:46,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:47,053 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:53,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 245 states and 422 transitions. [2021-11-21 05:06:53,707 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 422 transitions. [2021-11-21 05:06:53,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:06:53,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:53,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:54,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:54,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 246 states and 425 transitions. [2021-11-21 05:06:54,409 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 425 transitions. [2021-11-21 05:06:54,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:06:54,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:54,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:54,761 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:55,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:55,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 247 states and 426 transitions. [2021-11-21 05:06:55,198 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 426 transitions. [2021-11-21 05:06:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:06:55,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:55,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:55,515 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:06:56,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:06:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 248 states and 430 transitions. [2021-11-21 05:06:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 430 transitions. [2021-11-21 05:06:56,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:06:56,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:06:56,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:06:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:06:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:02,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:02,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 263 states and 461 transitions. [2021-11-21 05:07:02,595 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 461 transitions. [2021-11-21 05:07:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:07:02,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:02,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:03,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 265 states and 464 transitions. [2021-11-21 05:07:03,589 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 464 transitions. [2021-11-21 05:07:03,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:07:03,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:03,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:03,904 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:04,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:04,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 266 states and 465 transitions. [2021-11-21 05:07:04,373 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 465 transitions. [2021-11-21 05:07:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:07:04,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:04,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:05,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 267 states and 470 transitions. [2021-11-21 05:07:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 470 transitions. [2021-11-21 05:07:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:07:05,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:05,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:12,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 282 states and 500 transitions. [2021-11-21 05:07:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 500 transitions. [2021-11-21 05:07:12,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:07:12,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:12,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:12,413 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 286 states and 513 transitions. [2021-11-21 05:07:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 513 transitions. [2021-11-21 05:07:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:07:14,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:14,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:14,630 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:15,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:15,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 287 states and 514 transitions. [2021-11-21 05:07:15,244 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 514 transitions. [2021-11-21 05:07:15,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:07:15,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:15,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:15,409 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:16,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 289 states and 521 transitions. [2021-11-21 05:07:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 521 transitions. [2021-11-21 05:07:16,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:07:16,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:16,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:16,485 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 290 states and 522 transitions. [2021-11-21 05:07:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 522 transitions. [2021-11-21 05:07:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:07:16,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:16,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:18,656 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:27,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:27,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 311 states and 560 transitions. [2021-11-21 05:07:27,038 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 560 transitions. [2021-11-21 05:07:27,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:07:27,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:27,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:27,909 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:29,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 314 states and 569 transitions. [2021-11-21 05:07:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 569 transitions. [2021-11-21 05:07:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:07:29,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:29,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:30,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:31,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:31,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 316 states and 572 transitions. [2021-11-21 05:07:31,697 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 572 transitions. [2021-11-21 05:07:31,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:07:31,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:31,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:33,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:33,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 317 states and 573 transitions. [2021-11-21 05:07:33,290 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 573 transitions. [2021-11-21 05:07:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:07:33,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:33,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:33,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 320 states and 576 transitions. [2021-11-21 05:07:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 576 transitions. [2021-11-21 05:07:35,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:07:35,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:35,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:36,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:37,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 321 states and 577 transitions. [2021-11-21 05:07:37,358 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 577 transitions. [2021-11-21 05:07:37,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:07:37,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:37,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:38,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 322 states and 578 transitions. [2021-11-21 05:07:38,898 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 578 transitions. [2021-11-21 05:07:38,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:07:38,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:38,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:39,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:40,187 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:47,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:47,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 337 states and 612 transitions. [2021-11-21 05:07:47,453 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 612 transitions. [2021-11-21 05:07:47,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:07:47,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:47,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:07:57,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:07:57,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 358 states and 643 transitions. [2021-11-21 05:07:57,379 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 643 transitions. [2021-11-21 05:07:57,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:07:57,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:07:57,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:07:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:07:59,081 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:11,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 373 states and 708 transitions. [2021-11-21 05:08:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 708 transitions. [2021-11-21 05:08:11,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:08:11,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:11,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:17,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 379 states and 719 transitions. [2021-11-21 05:08:17,580 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 719 transitions. [2021-11-21 05:08:17,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:08:17,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:17,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:17,730 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:22,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 387 states and 741 transitions. [2021-11-21 05:08:22,801 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 741 transitions. [2021-11-21 05:08:22,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:08:22,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:22,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:22,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:22,983 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:24,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:24,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 388 states and 747 transitions. [2021-11-21 05:08:24,092 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 747 transitions. [2021-11-21 05:08:24,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:08:24,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:24,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:24,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:25,120 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:33,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 399 states and 769 transitions. [2021-11-21 05:08:33,427 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 769 transitions. [2021-11-21 05:08:33,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:08:33,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:33,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:33,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:34,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:34,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 400 states and 772 transitions. [2021-11-21 05:08:34,656 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 772 transitions. [2021-11-21 05:08:34,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 05:08:34,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:34,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:37,071 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:50,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:50,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 416 states and 813 transitions. [2021-11-21 05:08:50,016 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 813 transitions. [2021-11-21 05:08:50,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 05:08:50,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:50,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:50,414 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:08:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:08:51,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 417 states and 817 transitions. [2021-11-21 05:08:51,473 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 817 transitions. [2021-11-21 05:08:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 05:08:51,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:08:51,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:08:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:08:52,728 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:05,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:05,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 433 states and 857 transitions. [2021-11-21 05:09:05,600 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 857 transitions. [2021-11-21 05:09:05,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 05:09:05,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:05,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:05,956 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:06,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:06,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 434 states and 861 transitions. [2021-11-21 05:09:06,959 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 861 transitions. [2021-11-21 05:09:06,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 05:09:06,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:06,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:08,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:08,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 435 states and 864 transitions. [2021-11-21 05:09:08,195 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 864 transitions. [2021-11-21 05:09:08,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 05:09:08,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:08,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:18,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 440 states and 882 transitions. [2021-11-21 05:09:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 882 transitions. [2021-11-21 05:09:18,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 05:09:18,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:18,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:18,662 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:20,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:20,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 442 states and 894 transitions. [2021-11-21 05:09:20,851 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 894 transitions. [2021-11-21 05:09:20,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 05:09:20,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:20,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:21,270 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:22,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:22,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 443 states and 896 transitions. [2021-11-21 05:09:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 896 transitions. [2021-11-21 05:09:22,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:09:22,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:22,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:23,915 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 458 states and 953 transitions. [2021-11-21 05:09:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 953 transitions. [2021-11-21 05:09:37,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:09:37,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:37,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:38,265 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:42,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 462 states and 968 transitions. [2021-11-21 05:09:42,667 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 968 transitions. [2021-11-21 05:09:42,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:09:42,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:42,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:42,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:42,901 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:45,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 464 states and 976 transitions. [2021-11-21 05:09:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 976 transitions. [2021-11-21 05:09:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:09:45,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:45,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:46,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:46,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 465 states and 977 transitions. [2021-11-21 05:09:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 977 transitions. [2021-11-21 05:09:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:09:46,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:46,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 469 states and 995 transitions. [2021-11-21 05:09:50,846 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 995 transitions. [2021-11-21 05:09:50,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:09:50,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:50,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:51,039 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:54,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 472 states and 1011 transitions. [2021-11-21 05:09:54,200 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1011 transitions. [2021-11-21 05:09:54,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:09:54,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:54,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:54,408 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:09:55,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:09:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 473 states and 1012 transitions. [2021-11-21 05:09:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1012 transitions. [2021-11-21 05:09:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:09:55,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:09:55,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:09:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:09:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:07,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 481 states and 1040 transitions. [2021-11-21 05:10:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1040 transitions. [2021-11-21 05:10:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:07,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:07,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:07,972 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 482 states and 1045 transitions. [2021-11-21 05:10:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1045 transitions. [2021-11-21 05:10:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:09,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:09,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:09,420 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:10,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:10,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 483 states and 1048 transitions. [2021-11-21 05:10:10,635 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1048 transitions. [2021-11-21 05:10:10,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:10,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:10,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:10,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:12,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 484 states and 1050 transitions. [2021-11-21 05:10:12,393 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1050 transitions. [2021-11-21 05:10:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:12,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:12,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:12,645 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 487 states and 1062 transitions. [2021-11-21 05:10:15,691 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1062 transitions. [2021-11-21 05:10:15,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:15,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:15,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:15,976 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:17,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:17,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 488 states and 1063 transitions. [2021-11-21 05:10:17,663 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1063 transitions. [2021-11-21 05:10:17,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:17,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:17,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:17,975 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:19,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:19,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 489 states and 1064 transitions. [2021-11-21 05:10:19,852 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1064 transitions. [2021-11-21 05:10:19,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:19,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:19,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:20,141 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:21,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:21,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 490 states and 1065 transitions. [2021-11-21 05:10:21,724 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1065 transitions. [2021-11-21 05:10:21,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:21,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:21,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:22,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:23,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:23,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 491 states and 1066 transitions. [2021-11-21 05:10:23,694 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1066 transitions. [2021-11-21 05:10:23,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:23,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:23,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:23,976 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:27,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:27,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 494 states and 1079 transitions. [2021-11-21 05:10:27,142 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1079 transitions. [2021-11-21 05:10:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:10:27,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:27,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:10:27,420 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:10:28,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:10:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 496 states and 1088 transitions. [2021-11-21 05:10:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1088 transitions. [2021-11-21 05:10:28,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:10:28,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:10:28,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:10:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:11:00,743 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:12:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:12:30,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 588 states and 1322 transitions. [2021-11-21 05:12:30,093 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1322 transitions. [2021-11-21 05:12:30,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:12:30,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:12:30,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:12:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:12:46,762 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:04,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:04,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 595 states and 1344 transitions. [2021-11-21 05:13:04,981 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1344 transitions. [2021-11-21 05:13:04,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:13:04,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:04,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:29,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:29,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 599 states and 1359 transitions. [2021-11-21 05:13:29,420 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1359 transitions. [2021-11-21 05:13:29,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:13:29,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:29,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:13:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:13:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:13:58,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:13:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 605 states and 1372 transitions. [2021-11-21 05:13:58,948 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1372 transitions. [2021-11-21 05:13:58,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:13:58,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:13:58,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 607 states and 1375 transitions. [2021-11-21 05:14:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1375 transitions. [2021-11-21 05:14:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:14:20,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:20,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:21,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:37,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:37,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 608 states and 1377 transitions. [2021-11-21 05:14:37,898 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1377 transitions. [2021-11-21 05:14:37,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:14:37,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:37,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:14:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:14:58,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:14:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 611 states and 1382 transitions. [2021-11-21 05:14:58,278 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1382 transitions. [2021-11-21 05:14:58,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:14:58,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:14:58,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:14:59,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:15,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:15,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 612 states and 1383 transitions. [2021-11-21 05:15:15,978 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1383 transitions. [2021-11-21 05:15:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:15:15,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:15,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:15:33,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:15:33,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 613 states and 1384 transitions. [2021-11-21 05:15:33,958 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1384 transitions. [2021-11-21 05:15:33,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:15:33,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:15:33,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:15:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:15:36,119 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:45,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:45,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 643 states and 1464 transitions. [2021-11-21 05:16:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1464 transitions. [2021-11-21 05:16:45,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:16:45,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:45,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:45,948 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:16:58,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:16:58,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 648 states and 1482 transitions. [2021-11-21 05:16:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1482 transitions. [2021-11-21 05:16:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:16:58,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:16:58,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:16:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:16:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:14,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:14,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 654 states and 1491 transitions. [2021-11-21 05:17:14,142 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1491 transitions. [2021-11-21 05:17:14,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:17:14,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:14,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:14,690 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:21,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:21,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 656 states and 1496 transitions. [2021-11-21 05:17:21,229 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1496 transitions. [2021-11-21 05:17:21,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:17:21,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:21,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:21,833 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:25,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 657 states and 1498 transitions. [2021-11-21 05:17:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1498 transitions. [2021-11-21 05:17:25,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:17:25,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:25,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:26,270 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:29,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 658 states and 1499 transitions. [2021-11-21 05:17:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1499 transitions. [2021-11-21 05:17:29,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:17:29,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:29,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:17:30,362 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:17:33,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:17:33,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 659 states and 1500 transitions. [2021-11-21 05:17:33,879 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1500 transitions. [2021-11-21 05:17:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:17:33,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:17:33,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:17:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:18:02,458 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.