./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-crafted/zero_sum1.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_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/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_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-crafted/zero_sum1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/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_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/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 8d05359bf1cd6e974dc237604ab15e53b702ce490bf8880eb5ddff78fcd04ff1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:36:43,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:36:43,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:36:43,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:36:43,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:36:43,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:36:43,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:36:43,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:36:43,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:36:43,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:36:43,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:36:43,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:36:43,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:36:43,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:36:43,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:36:43,826 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:36:43,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:36:43,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:36:43,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:36:43,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:36:43,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:36:43,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:36:43,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:36:43,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:36:43,845 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:36:43,846 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:36:43,846 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:36:43,847 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:36:43,848 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:36:43,849 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:36:43,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:36:43,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:36:43,852 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:36:43,853 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:36:43,855 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:36:43,855 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:36:43,856 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:36:43,856 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:36:43,857 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:36:43,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:36:43,859 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:36:43,860 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:36:43,885 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:36:43,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:36:43,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:36:43,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:36:43,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:36:43,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:36:43,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:36:43,889 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:36:43,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:36:43,889 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:36:43,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:36:43,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:36:43,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:36:43,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:36:43,891 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:36:43,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:36:43,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:36:43,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:36:43,892 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:36:43,892 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:36:43,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:36:43,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:36:43,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:36:43,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:36:43,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:36:43,894 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:36:43,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:36:43,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:36:43,895 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_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d05359bf1cd6e974dc237604ab15e53b702ce490bf8880eb5ddff78fcd04ff1 [2021-11-23 00:36:44,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:36:44,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:36:44,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:36:44,159 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:36:44,160 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:36:44,162 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-crafted/zero_sum1.c [2021-11-23 00:36:44,245 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/data/5b8b72655/928e7ffb954d43d5b01f0a8e53a635f0/FLAG23dd7e71a [2021-11-23 00:36:44,830 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:36:44,830 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/sv-benchmarks/c/array-crafted/zero_sum1.c [2021-11-23 00:36:44,842 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/data/5b8b72655/928e7ffb954d43d5b01f0a8e53a635f0/FLAG23dd7e71a [2021-11-23 00:36:45,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/data/5b8b72655/928e7ffb954d43d5b01f0a8e53a635f0 [2021-11-23 00:36:45,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:36:45,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:36:45,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:36:45,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:36:45,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:36:45,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65df4d0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45, skipping insertion in model container [2021-11-23 00:36:45,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:36:45,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:36:45,427 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_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/sv-benchmarks/c/array-crafted/zero_sum1.c[400,413] [2021-11-23 00:36:45,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:36:45,450 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:36:45,462 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_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/sv-benchmarks/c/array-crafted/zero_sum1.c[400,413] [2021-11-23 00:36:45,468 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:36:45,482 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:36:45,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45 WrapperNode [2021-11-23 00:36:45,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:36:45,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:36:45,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:36:45,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:36:45,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,522 INFO L137 Inliner]: procedures = 15, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2021-11-23 00:36:45,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:36:45,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:36:45,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:36:45,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:36:45,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:36:45,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:36:45,569 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:36:45,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:36:45,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:36:45,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:36:45,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:36:45,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdc9d4c7-4b2b-4ed7-8e75-55912eb3b087/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:36:45,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:36:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:36:45,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:36:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:36:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:36:45,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:36:45,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:36:45,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:36:45,733 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:36:45,734 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:36:45,871 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:36:45,903 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:36:45,903 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:36:45,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:36:45 BoogieIcfgContainer [2021-11-23 00:36:45,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:36:45,907 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:36:45,907 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:36:45,917 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:36:45,917 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:36:45" (1/1) ... [2021-11-23 00:36:45,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:36:46,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2021-11-23 00:36:46,030 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2021-11-23 00:36:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:36:46,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:46,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-23 00:36:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-23 00:36:46,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:36:46,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:36:46,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 00:36:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 00:36:46,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:36:46,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:46,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-11-23 00:36:46,741 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-11-23 00:36:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:36:46,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:46,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2021-11-23 00:36:46,881 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2021-11-23 00:36:46,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:36:46,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:46,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:46,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:46,937 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:36:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 16 states and 22 transitions. [2021-11-23 00:36:47,046 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2021-11-23 00:36:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:36:47,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,094 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:36:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 17 states and 23 transitions. [2021-11-23 00:36:47,157 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 23 transitions. [2021-11-23 00:36:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:36:47,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:49,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:49,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2021-11-23 00:36:49,896 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2021-11-23 00:36:49,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:36:49,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:49,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:36:51,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2021-11-23 00:36:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2021-11-23 00:36:51,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:36:51,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:51,674 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:36:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:53,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2021-11-23 00:36:53,348 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2021-11-23 00:36:53,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:36:53,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:53,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:36:55,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:55,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2021-11-23 00:36:55,005 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2021-11-23 00:36:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:36:55,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:55,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:56,265 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 00:36:59,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:59,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2021-11-23 00:36:59,479 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2021-11-23 00:36:59,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:36:59,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:59,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,711 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 00:37:00,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:00,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 44 states and 75 transitions. [2021-11-23 00:37:00,902 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 75 transitions. [2021-11-23 00:37:00,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:37:00,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:00,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:37:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2021-11-23 00:37:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2021-11-23 00:37:02,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:37:02,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:02,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:03,466 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:37:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:06,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 53 states and 89 transitions. [2021-11-23 00:37:06,292 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 89 transitions. [2021-11-23 00:37:06,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:37:06,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:06,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:06,591 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:37:07,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:07,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 56 states and 97 transitions. [2021-11-23 00:37:07,957 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 97 transitions. [2021-11-23 00:37:07,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:37:07,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:07,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:08,052 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:10,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:10,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 57 states and 101 transitions. [2021-11-23 00:37:10,712 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2021-11-23 00:37:10,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:37:10,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:10,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:10,801 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:12,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:12,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 103 transitions. [2021-11-23 00:37:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 103 transitions. [2021-11-23 00:37:12,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:37:12,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:12,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:21,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 68 states and 122 transitions. [2021-11-23 00:37:21,816 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 122 transitions. [2021-11-23 00:37:21,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:37:21,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:21,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:22,082 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:24,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 72 states and 133 transitions. [2021-11-23 00:37:24,856 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 133 transitions. [2021-11-23 00:37:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:37:24,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:24,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:25,135 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:27,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:27,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 141 transitions. [2021-11-23 00:37:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2021-11-23 00:37:27,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:37:27,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:27,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:27,554 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:29,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:29,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 78 states and 145 transitions. [2021-11-23 00:37:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 145 transitions. [2021-11-23 00:37:29,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:37:29,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:29,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:30,484 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:33,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:33,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 80 states and 148 transitions. [2021-11-23 00:37:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 148 transitions. [2021-11-23 00:37:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:37:33,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:33,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:34,062 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:39,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 87 states and 158 transitions. [2021-11-23 00:37:39,027 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 158 transitions. [2021-11-23 00:37:39,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:37:39,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:42,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 91 states and 168 transitions. [2021-11-23 00:37:42,596 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 168 transitions. [2021-11-23 00:37:42,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:37:42,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:43,164 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:45,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:45,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 94 states and 176 transitions. [2021-11-23 00:37:45,437 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 176 transitions. [2021-11-23 00:37:45,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:37:45,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:45,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:37:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:48,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 97 states and 180 transitions. [2021-11-23 00:37:48,313 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 180 transitions. [2021-11-23 00:37:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:37:48,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:48,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:48,499 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:53,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 103 states and 187 transitions. [2021-11-23 00:37:53,859 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 187 transitions. [2021-11-23 00:37:53,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:37:53,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:53,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:54,056 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:37:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 107 states and 192 transitions. [2021-11-23 00:37:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 192 transitions. [2021-11-23 00:37:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:37:58,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:58,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:38:01,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:01,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 110 states and 200 transitions. [2021-11-23 00:38:01,182 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 200 transitions. [2021-11-23 00:38:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:38:01,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:01,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:01,401 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:38:04,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:04,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 113 states and 208 transitions. [2021-11-23 00:38:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 208 transitions. [2021-11-23 00:38:04,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:04,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:04,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:18,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:18,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 120 states and 222 transitions. [2021-11-23 00:38:18,239 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 222 transitions. [2021-11-23 00:38:18,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:18,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:18,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:18,549 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:22,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 124 states and 229 transitions. [2021-11-23 00:38:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 229 transitions. [2021-11-23 00:38:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:22,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:22,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:27,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:27,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 128 states and 236 transitions. [2021-11-23 00:38:27,567 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 236 transitions. [2021-11-23 00:38:27,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:27,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:27,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,863 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 131 states and 244 transitions. [2021-11-23 00:38:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 244 transitions. [2021-11-23 00:38:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:31,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,537 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:36,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 135 states and 255 transitions. [2021-11-23 00:38:36,056 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 255 transitions. [2021-11-23 00:38:36,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:36,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:36,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:36,361 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:39,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 138 states and 259 transitions. [2021-11-23 00:38:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 259 transitions. [2021-11-23 00:38:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:39,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 141 states and 267 transitions. [2021-11-23 00:38:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 267 transitions. [2021-11-23 00:38:43,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:43,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:47,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 144 states and 275 transitions. [2021-11-23 00:38:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 275 transitions. [2021-11-23 00:38:47,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:38:47,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:49,026 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:38:54,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:54,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 146 states and 279 transitions. [2021-11-23 00:38:54,379 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 279 transitions. [2021-11-23 00:38:54,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:38:54,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:54,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:56,180 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 153 states and 289 transitions. [2021-11-23 00:39:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 289 transitions. [2021-11-23 00:39:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:04,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:04,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:05,469 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:07,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:07,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 155 states and 292 transitions. [2021-11-23 00:39:07,518 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 292 transitions. [2021-11-23 00:39:07,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:07,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:07,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:08,595 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:12,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 158 states and 300 transitions. [2021-11-23 00:39:12,416 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 300 transitions. [2021-11-23 00:39:12,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:12,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:12,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:12,934 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:39:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:13,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 148 states and 285 transitions. [2021-11-23 00:39:13,709 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 285 transitions. [2021-11-23 00:39:13,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:13,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:13,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 152 states and 295 transitions. [2021-11-23 00:39:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 295 transitions. [2021-11-23 00:39:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:20,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:20,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:21,168 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:25,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:25,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 155 states and 299 transitions. [2021-11-23 00:39:25,135 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 299 transitions. [2021-11-23 00:39:25,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:25,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:25,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:26,247 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:31,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:31,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 159 states and 305 transitions. [2021-11-23 00:39:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 305 transitions. [2021-11-23 00:39:31,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:31,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:31,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:32,653 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:36,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:36,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 162 states and 313 transitions. [2021-11-23 00:39:36,685 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 313 transitions. [2021-11-23 00:39:36,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:36,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:36,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:36,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:37,950 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:43,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 166 states and 319 transitions. [2021-11-23 00:39:43,321 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 319 transitions. [2021-11-23 00:39:43,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:39:43,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:43,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:44,607 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:39:48,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:48,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 169 states and 327 transitions. [2021-11-23 00:39:48,775 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 327 transitions. [2021-11-23 00:39:48,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:48,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:48,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:49,182 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:39:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 176 states and 343 transitions. [2021-11-23 00:39:59,898 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 343 transitions. [2021-11-23 00:39:59,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:59,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:59,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:06,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 180 states and 349 transitions. [2021-11-23 00:40:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 349 transitions. [2021-11-23 00:40:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:06,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:06,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:13,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:13,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 182 states and 355 transitions. [2021-11-23 00:40:13,456 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 355 transitions. [2021-11-23 00:40:13,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:13,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:13,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:18,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:18,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 185 states and 359 transitions. [2021-11-23 00:40:18,466 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 359 transitions. [2021-11-23 00:40:18,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:18,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:18,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:18,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:18,992 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:23,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:23,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 188 states and 363 transitions. [2021-11-23 00:40:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 363 transitions. [2021-11-23 00:40:23,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:23,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:23,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:28,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:28,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 191 states and 371 transitions. [2021-11-23 00:40:28,605 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 371 transitions. [2021-11-23 00:40:28,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:28,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:28,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,043 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:35,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 195 states and 381 transitions. [2021-11-23 00:40:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 381 transitions. [2021-11-23 00:40:35,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:35,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:35,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:40,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 198 states and 385 transitions. [2021-11-23 00:40:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 385 transitions. [2021-11-23 00:40:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:40:40,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:40,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:40:41,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:41,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 184 states and 363 transitions. [2021-11-23 00:40:41,634 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 363 transitions. [2021-11-23 00:40:41,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:40:41,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:41,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:49,274 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 191 states and 382 transitions. [2021-11-23 00:41:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 382 transitions. [2021-11-23 00:41:08,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:08,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:08,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:08,829 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:17,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:17,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 196 states and 393 transitions. [2021-11-23 00:41:17,860 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 393 transitions. [2021-11-23 00:41:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:17,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:17,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:17,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 200 states and 400 transitions. [2021-11-23 00:41:26,574 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 400 transitions. [2021-11-23 00:41:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:26,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:26,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:34,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 204 states and 407 transitions. [2021-11-23 00:41:34,750 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 407 transitions. [2021-11-23 00:41:34,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:34,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:34,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:41,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 207 states and 415 transitions. [2021-11-23 00:41:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 415 transitions. [2021-11-23 00:41:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:41,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:41,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:41,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:41,906 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 210 states and 423 transitions. [2021-11-23 00:41:47,758 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 423 transitions. [2021-11-23 00:41:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:47,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:47,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:56,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 214 states and 434 transitions. [2021-11-23 00:41:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 434 transitions. [2021-11-23 00:41:56,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:41:56,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:56,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:57,440 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:05,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 218 states and 445 transitions. [2021-11-23 00:42:05,414 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 445 transitions. [2021-11-23 00:42:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:05,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:05,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:06,445 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:12,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:12,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 221 states and 449 transitions. [2021-11-23 00:42:12,725 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 449 transitions. [2021-11-23 00:42:12,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:12,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:12,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:13,502 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 224 states and 457 transitions. [2021-11-23 00:42:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 457 transitions. [2021-11-23 00:42:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:19,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:19,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:28,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:28,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 228 states and 464 transitions. [2021-11-23 00:42:28,618 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 464 transitions. [2021-11-23 00:42:28,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:28,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:28,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:29,324 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 232 states and 475 transitions. [2021-11-23 00:42:37,876 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 475 transitions. [2021-11-23 00:42:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:37,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:37,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:44,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:44,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 235 states and 479 transitions. [2021-11-23 00:42:44,873 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 479 transitions. [2021-11-23 00:42:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:44,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:44,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:44,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:52,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:52,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 238 states and 483 transitions. [2021-11-23 00:42:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 483 transitions. [2021-11-23 00:42:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:52,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:52,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:53,334 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:59,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 241 states and 487 transitions. [2021-11-23 00:42:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 487 transitions. [2021-11-23 00:42:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:42:59,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:59,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:00,692 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:07,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:07,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 244 states and 495 transitions. [2021-11-23 00:43:07,389 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 495 transitions. [2021-11-23 00:43:07,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:07,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:07,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:10,378 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:43:18,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:18,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 246 states and 498 transitions. [2021-11-23 00:43:18,904 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 498 transitions. [2021-11-23 00:43:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:18,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:18,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:21,921 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:43:30,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:30,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 249 states and 502 transitions. [2021-11-23 00:43:30,131 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 502 transitions. [2021-11-23 00:43:30,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:30,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:30,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:31,225 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:43:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 251 states and 506 transitions. [2021-11-23 00:43:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 506 transitions. [2021-11-23 00:43:39,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:39,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:39,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:39,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:41,565 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:43:51,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:51,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 255 states and 516 transitions. [2021-11-23 00:43:51,140 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 516 transitions. [2021-11-23 00:43:51,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:43:51,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:51,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:53,384 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:00,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 258 states and 520 transitions. [2021-11-23 00:44:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 520 transitions. [2021-11-23 00:44:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:00,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:00,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:03,047 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:12,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 262 states and 526 transitions. [2021-11-23 00:44:12,864 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 526 transitions. [2021-11-23 00:44:12,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:12,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:12,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:25,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 266 states and 536 transitions. [2021-11-23 00:44:25,049 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 536 transitions. [2021-11-23 00:44:25,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:25,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:25,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:34,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:34,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 269 states and 540 transitions. [2021-11-23 00:44:34,488 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 540 transitions. [2021-11-23 00:44:34,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:34,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:34,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,806 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:46,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 273 states and 546 transitions. [2021-11-23 00:44:46,302 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 546 transitions. [2021-11-23 00:44:46,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:46,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:46,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:58,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 277 states and 552 transitions. [2021-11-23 00:44:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 552 transitions. [2021-11-23 00:44:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:58,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:58,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:45:10,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 281 states and 562 transitions. [2021-11-23 00:45:10,438 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 562 transitions. [2021-11-23 00:45:10,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:45:10,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:10,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:45:20,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:20,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 284 states and 570 transitions. [2021-11-23 00:45:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 570 transitions. [2021-11-23 00:45:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:45:20,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:20,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:22,460 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:45:30,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:30,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 287 states and 578 transitions. [2021-11-23 00:45:30,143 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 578 transitions. [2021-11-23 00:45:30,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:45:30,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:30,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:32,325 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:45:40,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:40,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 290 states and 586 transitions. [2021-11-23 00:45:40,002 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 586 transitions. [2021-11-23 00:45:40,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:45:40,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:40,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:42,226 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:45:52,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:52,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 294 states and 592 transitions. [2021-11-23 00:45:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 592 transitions. [2021-11-23 00:45:52,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:45:52,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:52,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:46:02,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 297 states and 600 transitions. [2021-11-23 00:46:02,322 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 600 transitions. [2021-11-23 00:46:02,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:02,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:02,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:04,712 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:46:15,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 301 states and 610 transitions. [2021-11-23 00:46:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 610 transitions. [2021-11-23 00:46:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:15,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:15,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:46:25,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:25,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 304 states and 614 transitions. [2021-11-23 00:46:25,324 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 614 transitions. [2021-11-23 00:46:25,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:25,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:25,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:46:35,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:35,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 307 states and 618 transitions. [2021-11-23 00:46:35,555 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 618 transitions. [2021-11-23 00:46:35,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:46:35,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:35,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:46:55,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:55,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 312 states and 636 transitions. [2021-11-23 00:46:55,767 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 636 transitions. [2021-11-23 00:46:55,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:46:55,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:55,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:55,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:47:04,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:04,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 315 states and 640 transitions. [2021-11-23 00:47:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 640 transitions. [2021-11-23 00:47:04,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:04,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:04,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:05,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:05,880 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:47:25,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 321 states and 650 transitions. [2021-11-23 00:47:25,126 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 650 transitions. [2021-11-23 00:47:25,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:25,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:26,065 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:47:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:34,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 324 states and 654 transitions. [2021-11-23 00:47:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 654 transitions. [2021-11-23 00:47:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:34,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:34,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,661 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:47:47,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:47,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 328 states and 660 transitions. [2021-11-23 00:47:47,119 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 660 transitions. [2021-11-23 00:47:47,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:47,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:47,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:48,023 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:47:58,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 317 states and 642 transitions. [2021-11-23 00:47:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 642 transitions. [2021-11-23 00:47:58,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:47:58,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:59,739 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:11,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 319 states and 649 transitions. [2021-11-23 00:48:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 649 transitions. [2021-11-23 00:48:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:11,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:23,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:23,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 321 states and 656 transitions. [2021-11-23 00:48:23,889 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 656 transitions. [2021-11-23 00:48:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:23,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:23,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:33,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 323 states and 659 transitions. [2021-11-23 00:48:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 659 transitions. [2021-11-23 00:48:33,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:33,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:33,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:34,342 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:45,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:45,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 325 states and 662 transitions. [2021-11-23 00:48:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 662 transitions. [2021-11-23 00:48:45,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:45,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:45,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:46,810 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:55,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 327 states and 665 transitions. [2021-11-23 00:48:55,934 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 665 transitions. [2021-11-23 00:48:55,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:55,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:55,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:55,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:56,816 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.