./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-tiling/nr5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/nr5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a05e17fa6f76d5004d5085f0b83441da7dbecb194f05c3b661e69c00b5f4df0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:30:52,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:30:52,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:30:52,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:30:52,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:30:52,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:30:52,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:30:52,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:30:52,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:30:52,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:30:52,977 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:30:52,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:30:52,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:30:52,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:30:52,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:30:52,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:30:52,991 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:30:52,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:30:52,995 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:30:53,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:30:53,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:30:53,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:30:53,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:30:53,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:30:53,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:30:53,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:30:53,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:30:53,021 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:30:53,022 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:30:53,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:30:53,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:30:53,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:30:53,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:30:53,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:30:53,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:30:53,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:30:53,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:30:53,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:30:53,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:30:53,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:30:53,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:30:53,034 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:30:53,078 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:30:53,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:30:53,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:30:53,080 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:30:53,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:30:53,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:30:53,081 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:30:53,082 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:30:53,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:30:53,082 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:30:53,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:30:53,083 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:30:53,083 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:30:53,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:30:53,084 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:30:53,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:30:53,084 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:30:53,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:30:53,085 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:30:53,085 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:30:53,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:30:53,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:30:53,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:30:53,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:30:53,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:30:53,086 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:30:53,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:30:53,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:30:53,087 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_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a05e17fa6f76d5004d5085f0b83441da7dbecb194f05c3b661e69c00b5f4df0 [2021-11-23 00:30:53,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:30:53,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:30:53,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:30:53,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:30:53,471 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:30:53,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-tiling/nr5.c [2021-11-23 00:30:53,552 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/data/30a560842/2ebeec0a9510491cbb5dea4b7aa617d2/FLAGfd8ff0588 [2021-11-23 00:30:54,042 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:30:54,043 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/sv-benchmarks/c/array-tiling/nr5.c [2021-11-23 00:30:54,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/data/30a560842/2ebeec0a9510491cbb5dea4b7aa617d2/FLAGfd8ff0588 [2021-11-23 00:30:54,401 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/data/30a560842/2ebeec0a9510491cbb5dea4b7aa617d2 [2021-11-23 00:30:54,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:30:54,405 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:30:54,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:30:54,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:30:54,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:30:54,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc4b79b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54, skipping insertion in model container [2021-11-23 00:30:54,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:30:54,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:30:54,591 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_952ff521-6b60-4480-84b9-739f82e1199e/sv-benchmarks/c/array-tiling/nr5.c[394,407] [2021-11-23 00:30:54,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:30:54,615 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:30:54,628 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_952ff521-6b60-4480-84b9-739f82e1199e/sv-benchmarks/c/array-tiling/nr5.c[394,407] [2021-11-23 00:30:54,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:30:54,651 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:30:54,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54 WrapperNode [2021-11-23 00:30:54,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:30:54,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:30:54,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:30:54,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:30:54,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,675 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,707 INFO L137 Inliner]: procedures = 15, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 80 [2021-11-23 00:30:54,707 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:30:54,708 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:30:54,708 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:30:54,709 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:30:54,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,726 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:30:54,735 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:30:54,735 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:30:54,735 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:30:54,736 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:30:54" (1/1) ... [2021-11-23 00:30:54,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:30:54,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:30:54,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:30:54,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952ff521-6b60-4480-84b9-739f82e1199e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:30:54,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:30:54,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:30:54,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:30:54,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:30:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:30:54,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:30:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:30:54,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:30:54,920 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:30:54,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:30:55,099 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:30:55,158 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:30:55,158 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:30:55,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:30:55 BoogieIcfgContainer [2021-11-23 00:30:55,161 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:30:55,162 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:30:55,162 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:30:55,174 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:30:55,174 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:30:55" (1/1) ... [2021-11-23 00:30:55,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:30:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 00:30:55,298 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 00:30:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:30:55,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:55,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2021-11-23 00:30:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2021-11-23 00:30:55,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:30:55,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:55,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:55,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2021-11-23 00:30:55,944 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2021-11-23 00:30:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:30:55,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:55,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,030 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 00:30:56,127 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 00:30:56,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:30:56,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-23 00:30:56,276 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-23 00:30:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:30:56,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2021-11-23 00:30:56,487 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2021-11-23 00:30:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:30:56,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,570 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:56,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-23 00:30:56,695 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-23 00:30:56,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:30:56,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,479 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-23 00:30:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-23 00:30:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:30:59,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:59,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:00,158 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:02,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:02,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2021-11-23 00:31:02,651 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2021-11-23 00:31:02,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:31:02,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:02,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:03,749 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 44 states and 91 transitions. [2021-11-23 00:31:07,707 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 91 transitions. [2021-11-23 00:31:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:31:07,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:13,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:13,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 52 states and 108 transitions. [2021-11-23 00:31:13,033 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 108 transitions. [2021-11-23 00:31:13,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:31:13,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:13,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:14,190 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:19,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 62 states and 140 transitions. [2021-11-23 00:31:19,237 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 140 transitions. [2021-11-23 00:31:19,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:31:19,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:19,654 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:20,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 63 states and 141 transitions. [2021-11-23 00:31:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 141 transitions. [2021-11-23 00:31:20,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:31:20,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,627 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:21,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 64 states and 142 transitions. [2021-11-23 00:31:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 142 transitions. [2021-11-23 00:31:21,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:31:21,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 3 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:27,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:27,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 70 states and 150 transitions. [2021-11-23 00:31:27,069 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 150 transitions. [2021-11-23 00:31:27,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:27,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:27,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,404 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:36,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:36,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 84 states and 193 transitions. [2021-11-23 00:31:36,907 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 193 transitions. [2021-11-23 00:31:36,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:36,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:36,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:37,015 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:37,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:37,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 85 states and 194 transitions. [2021-11-23 00:31:37,658 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 194 transitions. [2021-11-23 00:31:37,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:31:37,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:37,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 1 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:47,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:47,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 92 states and 208 transitions. [2021-11-23 00:31:47,661 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 208 transitions. [2021-11-23 00:31:47,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:31:47,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:47,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 9 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:57,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 94 states and 209 transitions. [2021-11-23 00:31:57,851 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 209 transitions. [2021-11-23 00:31:57,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:31:57,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:57,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:20,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:20,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 117 states and 274 transitions. [2021-11-23 00:32:20,875 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 274 transitions. [2021-11-23 00:32:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:32:20,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:20,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:21,020 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 27 proven. 14 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:23,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:23,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 119 states and 279 transitions. [2021-11-23 00:32:23,076 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 279 transitions. [2021-11-23 00:32:23,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:32:23,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:23,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:27,079 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 3 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:42,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:42,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 132 states and 309 transitions. [2021-11-23 00:32:42,026 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 309 transitions. [2021-11-23 00:32:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:32:42,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:42,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 3 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:43,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 133 states and 311 transitions. [2021-11-23 00:32:43,676 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 311 transitions. [2021-11-23 00:32:43,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:32:43,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 134 states and 314 transitions. [2021-11-23 00:32:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 314 transitions. [2021-11-23 00:32:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:32:45,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,924 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 137 states and 329 transitions. [2021-11-23 00:32:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 329 transitions. [2021-11-23 00:32:49,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:32:49,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:49,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:49,810 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:32:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 139 states and 333 transitions. [2021-11-23 00:32:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 333 transitions. [2021-11-23 00:32:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:32:53,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,732 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:06,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 145 states and 341 transitions. [2021-11-23 00:33:06,958 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 341 transitions. [2021-11-23 00:33:06,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:33:06,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 156 states and 384 transitions. [2021-11-23 00:33:18,371 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 384 transitions. [2021-11-23 00:33:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:33:18,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:18,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:18,548 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:21,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:21,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 158 states and 387 transitions. [2021-11-23 00:33:21,223 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 387 transitions. [2021-11-23 00:33:21,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:33:21,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:21,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:21,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:21,418 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:22,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 159 states and 390 transitions. [2021-11-23 00:33:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 390 transitions. [2021-11-23 00:33:22,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:33:22,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:22,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:22,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 6 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:24,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:24,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 161 states and 394 transitions. [2021-11-23 00:33:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 394 transitions. [2021-11-23 00:33:24,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:24,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:24,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:24,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,609 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 3 proven. 163 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:40,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 164 states and 403 transitions. [2021-11-23 00:33:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 403 transitions. [2021-11-23 00:33:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:33:40,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:40,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:40,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:41,273 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 3 proven. 163 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:42,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 164 states and 402 transitions. [2021-11-23 00:33:42,490 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 402 transitions. [2021-11-23 00:33:42,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:33:42,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:42,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:43,088 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 58 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:33:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:45,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 165 states and 406 transitions. [2021-11-23 00:33:45,031 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 406 transitions. [2021-11-23 00:33:45,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:33:45,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:45,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:45,195 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 58 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:33:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:48,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 166 states and 408 transitions. [2021-11-23 00:33:48,085 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 408 transitions. [2021-11-23 00:33:48,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:33:48,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:48,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:53,972 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:26,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:26,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 186 states and 473 transitions. [2021-11-23 00:34:26,945 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 473 transitions. [2021-11-23 00:34:26,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:26,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:26,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:27,116 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:31,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:31,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 189 states and 481 transitions. [2021-11-23 00:34:31,381 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 481 transitions. [2021-11-23 00:34:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:31,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:31,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:31,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:31,564 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:46,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:46,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 200 states and 522 transitions. [2021-11-23 00:34:46,093 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 522 transitions. [2021-11-23 00:34:46,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:46,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:46,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:46,257 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 202 states and 532 transitions. [2021-11-23 00:34:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 532 transitions. [2021-11-23 00:34:49,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:49,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:49,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:49,811 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:51,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 203 states and 536 transitions. [2021-11-23 00:34:51,564 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 536 transitions. [2021-11-23 00:34:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:34:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:51,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 3 proven. 96 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:34:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:54,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 205 states and 540 transitions. [2021-11-23 00:34:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 540 transitions. [2021-11-23 00:34:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:34:54,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:54,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:01,087 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 7 proven. 167 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:11,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 208 states and 542 transitions. [2021-11-23 00:35:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 542 transitions. [2021-11-23 00:35:11,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:35:11,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:11,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:11,811 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 78 proven. 23 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:35:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 209 states and 544 transitions. [2021-11-23 00:35:23,794 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 544 transitions. [2021-11-23 00:35:23,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:35:23,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:23,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 78 proven. 23 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:35:25,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 210 states and 547 transitions. [2021-11-23 00:35:25,740 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 547 transitions. [2021-11-23 00:35:25,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:35:25,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:25,918 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 78 proven. 23 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:35:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 211 states and 549 transitions. [2021-11-23 00:35:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 549 transitions. [2021-11-23 00:35:35,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:35:35,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:35,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:43,078 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 3 proven. 113 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:36:30,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 233 states and 637 transitions. [2021-11-23 00:36:30,656 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 637 transitions. [2021-11-23 00:36:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:36:30,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 3 proven. 113 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:36:51,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 245 states and 684 transitions. [2021-11-23 00:36:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 684 transitions. [2021-11-23 00:36:51,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:36:51,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:52,927 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 3 proven. 113 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:36:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:56,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 247 states and 687 transitions. [2021-11-23 00:36:56,804 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 687 transitions. [2021-11-23 00:36:56,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:36:56,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:56,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 3 proven. 113 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:05,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 251 states and 703 transitions. [2021-11-23 00:37:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 703 transitions. [2021-11-23 00:37:05,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:37:05,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:05,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:06,349 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 3 proven. 113 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:08,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 252 states and 706 transitions. [2021-11-23 00:37:08,647 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 706 transitions. [2021-11-23 00:37:08,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:37:08,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:08,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 7 proven. 178 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:29,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 200 states and 554 transitions. [2021-11-23 00:37:29,867 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 554 transitions. [2021-11-23 00:37:29,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:29,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:29,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:29,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:30,739 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 101 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:33,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 201 states and 556 transitions. [2021-11-23 00:37:33,810 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 556 transitions. [2021-11-23 00:37:33,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:33,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:33,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:33,992 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 101 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:45,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 202 states and 557 transitions. [2021-11-23 00:37:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 557 transitions. [2021-11-23 00:37:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:37:45,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:45,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:53,850 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:38:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:45,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 222 states and 623 transitions. [2021-11-23 00:38:45,334 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 623 transitions. [2021-11-23 00:38:45,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:38:45,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:45,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:46,411 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:39:13,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:13,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 235 states and 678 transitions. [2021-11-23 00:39:13,027 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 678 transitions. [2021-11-23 00:39:13,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:39:13,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:13,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:14,165 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:39:30,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:30,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 242 states and 702 transitions. [2021-11-23 00:39:30,427 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 702 transitions. [2021-11-23 00:39:30,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:39:30,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:30,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:31,319 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:39:33,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:33,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 243 states and 704 transitions. [2021-11-23 00:39:33,055 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 704 transitions. [2021-11-23 00:39:33,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:39:33,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:33,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:33,992 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:39:44,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 247 states and 711 transitions. [2021-11-23 00:39:44,434 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 711 transitions. [2021-11-23 00:39:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:39:44,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:44,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:39:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 248 states and 713 transitions. [2021-11-23 00:39:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 713 transitions. [2021-11-23 00:39:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:39:47,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:47,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:48,293 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:39:51,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:51,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 249 states and 715 transitions. [2021-11-23 00:39:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 715 transitions. [2021-11-23 00:39:51,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:39:51,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:51,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:52,132 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 1 proven. 135 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:39:55,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:55,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 251 states and 719 transitions. [2021-11-23 00:39:55,970 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 719 transitions. [2021-11-23 00:39:55,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:39:55,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:55,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:06,558 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 6 proven. 183 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:40:19,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:19,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 252 states and 718 transitions. [2021-11-23 00:40:19,948 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 718 transitions. [2021-11-23 00:40:19,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:40:19,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:19,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 6 proven. 183 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:40:29,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:29,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 243 states and 698 transitions. [2021-11-23 00:40:29,802 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 698 transitions. [2021-11-23 00:40:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:40:29,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:29,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 127 proven. 29 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:40:46,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:46,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 244 states and 699 transitions. [2021-11-23 00:40:46,388 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 699 transitions. [2021-11-23 00:40:46,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:40:46,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:46,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:46,587 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 127 proven. 29 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:40:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:49,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 245 states and 701 transitions. [2021-11-23 00:40:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 701 transitions. [2021-11-23 00:40:49,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:40:49,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:49,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:49,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:04,252 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 4 proven. 155 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:42:28,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:28,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 271 states and 801 transitions. [2021-11-23 00:42:28,281 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 801 transitions. [2021-11-23 00:42:28,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:42:28,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:28,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:28,848 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 4 proven. 155 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.