./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested3-1.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_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/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_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested3-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/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_ec37a964-668e-4f4b-9766-6be5e5ac14f6/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 ed8e064f31e82b4c33cb383334d25637eef982ae8d5b8603579b97c7fdfe808e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:10:22,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:10:22,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:10:22,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:10:22,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:10:22,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:10:22,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:10:22,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:10:22,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:10:22,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:10:22,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:10:22,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:10:22,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:10:22,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:10:22,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:10:22,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:10:22,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:10:22,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:10:22,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:10:22,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:10:22,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:10:22,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:10:22,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:10:22,128 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:10:22,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:10:22,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:10:22,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:10:22,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:10:22,143 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:10:22,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:10:22,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:10:22,146 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:10:22,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:10:22,150 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:10:22,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:10:22,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:10:22,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:10:22,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:10:22,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:10:22,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:10:22,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:10:22,156 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:10:22,202 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:10:22,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:10:22,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:10:22,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:10:22,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:10:22,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:10:22,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:10:22,209 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:10:22,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:10:22,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:10:22,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:10:22,217 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:10:22,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:10:22,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:10:22,218 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:10:22,218 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:10:22,218 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:10:22,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:10:22,219 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:10:22,219 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:10:22,219 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:10:22,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:10:22,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:10:22,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:10:22,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:10:22,220 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:10:22,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:10:22,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:10:22,221 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_ec37a964-668e-4f4b-9766-6be5e5ac14f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed8e064f31e82b4c33cb383334d25637eef982ae8d5b8603579b97c7fdfe808e [2021-11-21 06:10:22,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:10:22,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:10:22,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:10:22,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:10:22,565 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:10:22,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/loops-crafted-1/nested3-1.c [2021-11-21 06:10:22,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/data/2e5b3dd10/70953c34d32646a28dbfb4667d510c17/FLAGe7618db0c [2021-11-21 06:10:23,209 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:10:23,209 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/sv-benchmarks/c/loops-crafted-1/nested3-1.c [2021-11-21 06:10:23,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/data/2e5b3dd10/70953c34d32646a28dbfb4667d510c17/FLAGe7618db0c [2021-11-21 06:10:23,557 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/data/2e5b3dd10/70953c34d32646a28dbfb4667d510c17 [2021-11-21 06:10:23,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:10:23,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:10:23,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:10:23,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:10:23,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:10:23,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5291e0e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23, skipping insertion in model container [2021-11-21 06:10:23,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:10:23,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:10:23,725 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_ec37a964-668e-4f4b-9766-6be5e5ac14f6/sv-benchmarks/c/loops-crafted-1/nested3-1.c[321,334] [2021-11-21 06:10:23,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:10:23,788 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:10:23,800 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_ec37a964-668e-4f4b-9766-6be5e5ac14f6/sv-benchmarks/c/loops-crafted-1/nested3-1.c[321,334] [2021-11-21 06:10:23,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:10:23,819 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:10:23,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23 WrapperNode [2021-11-21 06:10:23,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:10:23,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:10:23,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:10:23,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:10:23,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,836 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,856 INFO L137 Inliner]: procedures = 12, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2021-11-21 06:10:23,857 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:10:23,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:10:23,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:10:23,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:10:23,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,868 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:10:23,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:10:23,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:10:23,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:10:23,884 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:10:23" (1/1) ... [2021-11-21 06:10:23,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:10:23,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:10:23,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:10:23,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec37a964-668e-4f4b-9766-6be5e5ac14f6/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:10:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:10:23,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:10:23,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:10:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:10:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:10:23,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:10:24,056 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:10:24,058 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:10:24,194 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:10:24,211 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:10:24,212 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 06:10:24,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:10:24 BoogieIcfgContainer [2021-11-21 06:10:24,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:10:24,215 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:10:24,216 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:10:24,226 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:10:24,226 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:10:24" (1/1) ... [2021-11-21 06:10:24,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:10:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:24,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-21 06:10:24,297 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-21 06:10:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 06:10:24,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:24,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:24,578 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 06:10:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:24,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-21 06:10:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-21 06:10:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 06:10:24,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:24,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:24,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:24,726 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 06:10:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:24,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-21 06:10:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-21 06:10:24,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:10:24,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:24,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:24,870 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 06:10:24,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:24,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2021-11-21 06:10:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2021-11-21 06:10:24,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:10:24,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:24,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:25,048 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:25,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:25,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-21 06:10:25,147 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-21 06:10:25,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:10:25,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:25,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:25,298 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:25,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:25,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-11-21 06:10:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-11-21 06:10:25,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:10:25,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:25,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:25,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:25,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-11-21 06:10:25,670 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-21 06:10:25,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:10:25,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:25,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:25,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:25,855 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:25,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:25,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2021-11-21 06:10:25,963 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2021-11-21 06:10:25,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:10:25,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:25,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:26,128 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:26,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:26,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2021-11-21 06:10:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2021-11-21 06:10:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:10:26,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:26,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:26,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:26,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2021-11-21 06:10:26,503 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2021-11-21 06:10:26,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:10:26,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:26,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:26,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:26,680 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:26,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2021-11-21 06:10:26,786 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2021-11-21 06:10:26,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:10:26,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:26,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:27,020 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:27,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2021-11-21 06:10:27,117 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2021-11-21 06:10:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:10:27,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:27,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:27,344 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:27,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:27,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2021-11-21 06:10:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2021-11-21 06:10:27,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:10:27,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:27,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:27,719 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2021-11-21 06:10:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-21 06:10:27,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:10:27,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:27,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:28,175 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:28,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:28,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2021-11-21 06:10:28,299 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2021-11-21 06:10:28,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:10:28,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:28,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:28,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:28,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:28,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2021-11-21 06:10:28,731 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2021-11-21 06:10:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:10:28,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:28,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:29,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:29,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2021-11-21 06:10:29,227 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2021-11-21 06:10:29,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:10:29,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:29,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:29,608 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:29,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:29,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2021-11-21 06:10:29,757 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2021-11-21 06:10:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:10:29,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:29,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:30,118 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:30,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:30,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 41 transitions. [2021-11-21 06:10:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 41 transitions. [2021-11-21 06:10:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:10:30,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:30,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:30,709 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2021-11-21 06:10:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2021-11-21 06:10:30,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:10:30,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:30,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:31,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2021-11-21 06:10:31,410 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2021-11-21 06:10:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:10:31,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:31,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:32,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:32,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2021-11-21 06:10:32,114 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2021-11-21 06:10:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:10:32,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:32,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:32,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:32,707 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:32,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:32,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2021-11-21 06:10:32,848 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2021-11-21 06:10:32,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:10:32,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:32,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:32,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:33,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2021-11-21 06:10:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2021-11-21 06:10:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:10:33,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:33,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:34,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 41 states and 47 transitions. [2021-11-21 06:10:34,521 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2021-11-21 06:10:34,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:10:34,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:34,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:35,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 42 states and 48 transitions. [2021-11-21 06:10:35,366 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2021-11-21 06:10:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:10:35,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:35,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:36,071 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:36,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:36,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2021-11-21 06:10:36,240 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2021-11-21 06:10:36,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:10:36,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:36,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:36,997 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:37,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:37,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2021-11-21 06:10:37,161 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2021-11-21 06:10:37,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:10:37,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:37,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:37,971 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:38,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:38,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2021-11-21 06:10:38,146 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2021-11-21 06:10:38,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:10:38,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:38,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:39,096 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:39,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 46 states and 52 transitions. [2021-11-21 06:10:39,244 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2021-11-21 06:10:39,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:10:39,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:39,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:40,201 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:40,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 47 states and 53 transitions. [2021-11-21 06:10:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 53 transitions. [2021-11-21 06:10:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:10:40,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:40,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:41,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:41,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 48 states and 54 transitions. [2021-11-21 06:10:41,461 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions. [2021-11-21 06:10:41,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:10:41,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:41,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:42,519 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:42,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:42,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 49 states and 55 transitions. [2021-11-21 06:10:42,700 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2021-11-21 06:10:42,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:10:42,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:42,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:44,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:44,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 50 states and 56 transitions. [2021-11-21 06:10:44,076 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 56 transitions. [2021-11-21 06:10:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:10:44,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:44,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:44,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:45,366 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:45,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:45,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 51 states and 57 transitions. [2021-11-21 06:10:45,525 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2021-11-21 06:10:45,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:10:45,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:45,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:47,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 52 states and 58 transitions. [2021-11-21 06:10:47,010 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 58 transitions. [2021-11-21 06:10:47,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:10:47,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:47,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:48,176 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:48,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:48,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 53 states and 59 transitions. [2021-11-21 06:10:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 59 transitions. [2021-11-21 06:10:48,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:10:48,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:48,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:48,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 54 states and 60 transitions. [2021-11-21 06:10:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions. [2021-11-21 06:10:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:10:49,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:49,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:51,385 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 55 states and 61 transitions. [2021-11-21 06:10:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 61 transitions. [2021-11-21 06:10:51,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:10:51,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:51,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:53,149 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:53,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 56 states and 62 transitions. [2021-11-21 06:10:53,323 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 62 transitions. [2021-11-21 06:10:53,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:10:53,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:53,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:54,771 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:55,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:55,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 57 states and 63 transitions. [2021-11-21 06:10:55,003 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 63 transitions. [2021-11-21 06:10:55,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:10:55,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:55,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:56,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:56,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 58 states and 64 transitions. [2021-11-21 06:10:56,766 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 64 transitions. [2021-11-21 06:10:56,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:10:56,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:56,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:58,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 59 states and 65 transitions. [2021-11-21 06:10:58,649 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 65 transitions. [2021-11-21 06:10:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:10:58,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:58,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:00,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 60 states and 66 transitions. [2021-11-21 06:11:00,495 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 66 transitions. [2021-11-21 06:11:00,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:11:00,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:00,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:02,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 61 states and 67 transitions. [2021-11-21 06:11:02,682 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 67 transitions. [2021-11-21 06:11:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:11:02,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:02,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:04,612 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 62 states and 68 transitions. [2021-11-21 06:11:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 68 transitions. [2021-11-21 06:11:04,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:11:04,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:04,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:07,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:07,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 63 states and 69 transitions. [2021-11-21 06:11:07,011 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2021-11-21 06:11:07,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:11:07,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:07,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:09,153 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:09,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2021-11-21 06:11:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2021-11-21 06:11:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:11:09,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:09,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:11,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:11,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:11,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2021-11-21 06:11:11,729 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2021-11-21 06:11:11,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:11:11,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:11,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:13,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:14,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 66 states and 72 transitions. [2021-11-21 06:11:14,083 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 72 transitions. [2021-11-21 06:11:14,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:11:14,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:14,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:16,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:16,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2021-11-21 06:11:16,671 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2021-11-21 06:11:16,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:11:16,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:16,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:19,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:19,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 68 states and 74 transitions. [2021-11-21 06:11:19,283 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2021-11-21 06:11:19,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:11:19,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:19,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:22,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:22,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2021-11-21 06:11:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2021-11-21 06:11:22,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:11:22,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:22,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:24,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:25,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2021-11-21 06:11:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2021-11-21 06:11:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:11:25,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:25,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:28,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:28,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:28,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 71 states and 77 transitions. [2021-11-21 06:11:28,434 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2021-11-21 06:11:28,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:11:28,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:28,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:31,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 72 states and 78 transitions. [2021-11-21 06:11:31,516 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2021-11-21 06:11:31,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:11:31,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:31,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:34,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 73 states and 79 transitions. [2021-11-21 06:11:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2021-11-21 06:11:34,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:11:34,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:34,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:37,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:37,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:37,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 74 states and 80 transitions. [2021-11-21 06:11:37,749 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2021-11-21 06:11:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:11:37,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:37,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:41,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 75 states and 81 transitions. [2021-11-21 06:11:41,091 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 81 transitions. [2021-11-21 06:11:41,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:11:41,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:41,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:44,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:44,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:44,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 76 states and 82 transitions. [2021-11-21 06:11:44,566 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2021-11-21 06:11:44,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:11:44,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:44,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 77 states and 83 transitions. [2021-11-21 06:11:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2021-11-21 06:11:47,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:11:47,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:47,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:51,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:51,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:51,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2021-11-21 06:11:51,414 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2021-11-21 06:11:51,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:11:51,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:51,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:51,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:55,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:55,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2021-11-21 06:11:55,136 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2021-11-21 06:11:55,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:11:55,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:55,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:55,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:59,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2021-11-21 06:11:59,277 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2021-11-21 06:11:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:11:59,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:59,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:03,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:03,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2021-11-21 06:12:03,391 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2021-11-21 06:12:03,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:12:03,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:03,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:07,328 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:07,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:07,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2021-11-21 06:12:07,620 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2021-11-21 06:12:07,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:12:07,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:07,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:11,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 83 states and 89 transitions. [2021-11-21 06:12:11,621 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2021-11-21 06:12:11,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 06:12:11,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:11,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:15,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 84 states and 90 transitions. [2021-11-21 06:12:15,594 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2021-11-21 06:12:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 06:12:15,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:15,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:19,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:19,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 85 states and 91 transitions. [2021-11-21 06:12:19,873 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2021-11-21 06:12:19,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:12:19,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:19,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:24,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:24,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 86 states and 92 transitions. [2021-11-21 06:12:24,186 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2021-11-21 06:12:24,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:12:24,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:24,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:28,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 87 states and 93 transitions. [2021-11-21 06:12:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 93 transitions. [2021-11-21 06:12:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:12:28,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:28,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:32,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:33,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:33,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 88 states and 94 transitions. [2021-11-21 06:12:33,182 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 94 transitions. [2021-11-21 06:12:33,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:12:33,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:33,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:37,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:37,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:37,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 89 states and 95 transitions. [2021-11-21 06:12:37,955 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2021-11-21 06:12:37,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:12:37,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:37,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:42,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:43,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 90 states and 96 transitions. [2021-11-21 06:12:43,146 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2021-11-21 06:12:43,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:12:43,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:43,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:47,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:48,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:48,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2021-11-21 06:12:48,026 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2021-11-21 06:12:48,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:12:48,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:48,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:53,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 92 states and 98 transitions. [2021-11-21 06:12:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2021-11-21 06:12:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:12:53,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:53,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:58,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:58,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 93 states and 99 transitions. [2021-11-21 06:12:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2021-11-21 06:12:58,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 06:12:58,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:58,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:03,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:03,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 94 states and 100 transitions. [2021-11-21 06:13:03,870 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2021-11-21 06:13:03,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:13:03,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:03,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:09,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:09,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:09,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 95 states and 101 transitions. [2021-11-21 06:13:09,613 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 101 transitions. [2021-11-21 06:13:09,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:13:09,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:09,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:14,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:15,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:15,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 96 states and 102 transitions. [2021-11-21 06:13:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2021-11-21 06:13:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:13:15,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:15,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:20,571 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 97 states and 103 transitions. [2021-11-21 06:13:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 103 transitions. [2021-11-21 06:13:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:13:20,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:20,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:26,542 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:26,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:26,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 98 states and 104 transitions. [2021-11-21 06:13:26,916 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2021-11-21 06:13:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:13:26,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:26,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:32,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:33,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:33,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 99 states and 105 transitions. [2021-11-21 06:13:33,060 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 105 transitions. [2021-11-21 06:13:33,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:13:33,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:33,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:38,597 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:38,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:38,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 100 states and 106 transitions. [2021-11-21 06:13:38,957 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 106 transitions. [2021-11-21 06:13:38,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:13:38,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:38,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 101 states and 107 transitions. [2021-11-21 06:13:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 107 transitions. [2021-11-21 06:13:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:13:45,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:45,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:51,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 102 states and 108 transitions. [2021-11-21 06:13:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2021-11-21 06:13:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:13:51,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:51,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:57,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 103 states and 109 transitions. [2021-11-21 06:13:57,931 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 109 transitions. [2021-11-21 06:13:57,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 06:13:57,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:57,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:04,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:04,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 104 states and 110 transitions. [2021-11-21 06:14:04,916 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 110 transitions. [2021-11-21 06:14:04,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:14:04,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:04,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:04,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:11,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 105 states and 111 transitions. [2021-11-21 06:14:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 111 transitions. [2021-11-21 06:14:11,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:14:11,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:11,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:19,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:19,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2021-11-21 06:14:19,216 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2021-11-21 06:14:19,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:14:19,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:19,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:19,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:26,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:26,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2021-11-21 06:14:26,604 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2021-11-21 06:14:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:14:26,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:33,601 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:34,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2021-11-21 06:14:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2021-11-21 06:14:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:14:34,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:34,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:41,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2021-11-21 06:14:41,820 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2021-11-21 06:14:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:14:41,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2021-11-21 06:14:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2021-11-21 06:14:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 06:14:49,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:49,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,688 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:58,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:58,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2021-11-21 06:14:58,123 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2021-11-21 06:14:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:14:58,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:58,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:06,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:06,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2021-11-21 06:15:06,577 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2021-11-21 06:15:06,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:15:06,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:06,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:14,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:15,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:15,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2021-11-21 06:15:15,067 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2021-11-21 06:15:15,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-21 06:15:15,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:15,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:15,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:23,241 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:23,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:23,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 114 states and 120 transitions. [2021-11-21 06:15:23,700 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2021-11-21 06:15:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 06:15:23,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:23,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2021-11-21 06:15:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2021-11-21 06:15:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 06:15:32,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:32,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:32,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:41,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:42,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:42,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2021-11-21 06:15:42,391 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2021-11-21 06:15:42,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:15:42,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:42,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:51,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:51,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:51,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2021-11-21 06:15:51,809 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2021-11-21 06:15:51,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 06:15:51,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:51,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:51,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:01,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2021-11-21 06:16:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2021-11-21 06:16:01,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 06:16:01,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:01,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:10,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:11,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:11,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 119 states and 125 transitions. [2021-11-21 06:16:11,210 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 125 transitions. [2021-11-21 06:16:11,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 06:16:11,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:11,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:20,377 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:20,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:20,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 120 states and 126 transitions. [2021-11-21 06:16:20,894 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 126 transitions. [2021-11-21 06:16:20,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:16:20,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:20,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:30,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 121 states and 127 transitions. [2021-11-21 06:16:31,292 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 127 transitions. [2021-11-21 06:16:31,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:16:31,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:31,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:41,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 122 states and 128 transitions. [2021-11-21 06:16:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 128 transitions. [2021-11-21 06:16:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-21 06:16:41,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:41,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:41,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:51,625 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:52,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:52,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 123 states and 129 transitions. [2021-11-21 06:16:52,175 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 129 transitions. [2021-11-21 06:16:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-21 06:16:52,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:52,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 124 states and 130 transitions. [2021-11-21 06:17:02,846 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 130 transitions. [2021-11-21 06:17:02,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:17:02,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:02,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:12,524 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:13,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:13,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 125 states and 131 transitions. [2021-11-21 06:17:13,010 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 131 transitions. [2021-11-21 06:17:13,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-21 06:17:13,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:13,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:22,811 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:23,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:23,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 126 states and 132 transitions. [2021-11-21 06:17:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 132 transitions. [2021-11-21 06:17:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 06:17:23,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:23,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:33,394 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:33,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 127 states and 133 transitions. [2021-11-21 06:17:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 133 transitions. [2021-11-21 06:17:33,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:17:33,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:33,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:43,989 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 128 states and 134 transitions. [2021-11-21 06:17:44,470 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 134 transitions. [2021-11-21 06:17:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-21 06:17:44,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:44,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:17:54,827 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:17:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:17:55,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 129 states and 135 transitions. [2021-11-21 06:17:55,340 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 135 transitions. [2021-11-21 06:17:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 06:17:55,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:17:55,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:17:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:06,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:06,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 130 states and 136 transitions. [2021-11-21 06:18:06,670 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 136 transitions. [2021-11-21 06:18:06,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:18:06,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:06,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:17,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:17,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:17,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 131 states and 137 transitions. [2021-11-21 06:18:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 137 transitions. [2021-11-21 06:18:17,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 06:18:17,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:17,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:28,972 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:29,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 132 states and 138 transitions. [2021-11-21 06:18:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2021-11-21 06:18:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:18:29,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:29,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:40,575 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:41,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 133 states and 139 transitions. [2021-11-21 06:18:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 139 transitions. [2021-11-21 06:18:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-21 06:18:41,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:41,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:18:52,314 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:18:52,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:18:52,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 134 states and 140 transitions. [2021-11-21 06:18:52,839 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 140 transitions. [2021-11-21 06:18:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 06:18:52,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:18:52,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:18:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:04,409 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:04,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 135 states and 141 transitions. [2021-11-21 06:19:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2021-11-21 06:19:04,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-21 06:19:04,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:04,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 136 states and 142 transitions. [2021-11-21 06:19:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2021-11-21 06:19:17,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 06:19:17,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:17,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:29,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 137 states and 143 transitions. [2021-11-21 06:19:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 143 transitions. [2021-11-21 06:19:29,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 06:19:29,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:29,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:41,447 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 138 states and 144 transitions. [2021-11-21 06:19:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2021-11-21 06:19:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-21 06:19:41,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:41,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:19:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:19:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:19:54,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 139 states and 145 transitions. [2021-11-21 06:19:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2021-11-21 06:19:54,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-21 06:19:54,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:19:54,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:19:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:07,351 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 140 states and 146 transitions. [2021-11-21 06:20:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 146 transitions. [2021-11-21 06:20:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-21 06:20:07,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:07,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:20,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:21,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 141 states and 147 transitions. [2021-11-21 06:20:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 147 transitions. [2021-11-21 06:20:21,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 06:20:21,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:21,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 142 states and 148 transitions. [2021-11-21 06:20:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 148 transitions. [2021-11-21 06:20:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 06:20:34,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:34,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:20:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:20:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:20:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 143 states and 149 transitions. [2021-11-21 06:20:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 149 transitions. [2021-11-21 06:20:47,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-21 06:20:47,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:20:47,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:20:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:21:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:21:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 144 states and 150 transitions. [2021-11-21 06:21:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 150 transitions. [2021-11-21 06:21:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 06:21:00,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:21:00,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:21:00,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:21:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.