./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61ee7f467544bc9f9ea1f0d9fd399b9972cb81a4a1640bca414247c42e8cc99d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:33:21,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:33:21,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:33:21,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:33:21,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:33:21,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:33:21,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:33:21,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:33:21,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:33:21,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:33:21,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:33:21,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:33:21,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:33:21,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:33:21,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:33:21,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:33:21,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:33:21,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:33:21,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:33:21,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:33:21,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:33:21,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:33:21,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:33:21,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:33:21,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:33:21,771 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:33:21,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:33:21,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:33:21,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:33:21,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:33:21,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:33:21,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:33:21,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:33:21,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:33:21,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:33:21,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:33:21,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:33:21,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:33:21,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:33:21,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:33:21,786 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:33:21,787 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:33:21,832 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:33:21,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:33:21,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:33:21,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:33:21,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:33:21,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:33:21,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:33:21,836 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:33:21,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:33:21,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:33:21,837 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:33:21,838 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:33:21,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:33:21,838 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:33:21,838 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:33:21,839 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:33:21,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:33:21,840 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:33:21,840 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:33:21,840 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:33:21,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:33:21,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:33:21,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:33:21,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:33:21,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:33:21,842 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:33:21,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:33:21,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:33:21,843 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_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61ee7f467544bc9f9ea1f0d9fd399b9972cb81a4a1640bca414247c42e8cc99d [2021-11-21 05:33:22,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:33:22,133 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:33:22,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:33:22,137 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:33:22,138 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:33:22,139 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c [2021-11-21 05:33:22,232 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/data/a5f89bc57/1d0b6b3962114b9c89ede2c90e494b04/FLAGb9b8c36f6 [2021-11-21 05:33:22,715 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:33:22,716 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c [2021-11-21 05:33:22,733 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/data/a5f89bc57/1d0b6b3962114b9c89ede2c90e494b04/FLAGb9b8c36f6 [2021-11-21 05:33:23,093 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/data/a5f89bc57/1d0b6b3962114b9c89ede2c90e494b04 [2021-11-21 05:33:23,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:33:23,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:33:23,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:33:23,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:33:23,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:33:23,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27d587c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23, skipping insertion in model container [2021-11-21 05:33:23,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:33:23,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:33:23,264 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_864eb0e3-5df1-4a15-a124-eaadcdb8183f/sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c[415,428] [2021-11-21 05:33:23,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:33:23,285 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:33:23,296 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_864eb0e3-5df1-4a15-a124-eaadcdb8183f/sv-benchmarks/c/array-cav19/array_init_var_plus_ind2.c[415,428] [2021-11-21 05:33:23,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:33:23,313 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:33:23,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23 WrapperNode [2021-11-21 05:33:23,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:33:23,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:33:23,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:33:23,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:33:23,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,347 INFO L137 Inliner]: procedures = 15, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2021-11-21 05:33:23,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:33:23,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:33:23,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:33:23,349 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:33:23,357 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,359 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,359 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:33:23,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:33:23,372 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:33:23,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:33:23,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:33:23,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:33:23,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:33:23,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_864eb0e3-5df1-4a15-a124-eaadcdb8183f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:33:23,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:33:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:33:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:33:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:33:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:33:23,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:33:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:33:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:33:23,531 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:33:23,533 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:33:23,661 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:33:23,687 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:33:23,687 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 05:33:23,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:33:23 BoogieIcfgContainer [2021-11-21 05:33:23,689 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:33:23,690 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:33:23,691 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:33:23,701 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:33:23,701 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:33:23" (1/1) ... [2021-11-21 05:33:23,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:33:23,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:23,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-21 05:33:23,788 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-21 05:33:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:33:23,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:23,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:23,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-21 05:33:24,028 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-21 05:33:24,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:33:24,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:24,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:24,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:24,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-21 05:33:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-21 05:33:24,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:33:24,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:24,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:24,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:24,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:24,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2021-11-21 05:33:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2021-11-21 05:33:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:33:24,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:24,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:24,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:24,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:24,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-21 05:33:24,636 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-21 05:33:24,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:33:24,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:24,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:25,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2021-11-21 05:33:25,139 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2021-11-21 05:33:25,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:33:25,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:25,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:25,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:26,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:26,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2021-11-21 05:33:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2021-11-21 05:33:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:33:26,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:26,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:26,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:26,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 26 states and 43 transitions. [2021-11-21 05:33:26,657 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 43 transitions. [2021-11-21 05:33:26,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:33:26,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:26,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:27,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:27,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:27,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2021-11-21 05:33:27,883 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2021-11-21 05:33:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:33:27,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:27,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:28,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2021-11-21 05:33:28,350 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2021-11-21 05:33:28,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:33:28,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:28,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:28,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:29,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:29,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2021-11-21 05:33:29,816 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2021-11-21 05:33:29,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:33:29,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:29,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:29,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:30,220 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:31,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:31,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 40 states and 77 transitions. [2021-11-21 05:33:31,335 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 77 transitions. [2021-11-21 05:33:31,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:33:31,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:31,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 46 states and 93 transitions. [2021-11-21 05:33:33,791 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 93 transitions. [2021-11-21 05:33:33,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:33:33,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:33,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:34,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:34,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 48 states and 100 transitions. [2021-11-21 05:33:34,524 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 100 transitions. [2021-11-21 05:33:34,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:33:34,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:34,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:35,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:35,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 50 states and 103 transitions. [2021-11-21 05:33:35,347 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 103 transitions. [2021-11-21 05:33:35,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:33:35,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:35,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:38,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:38,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 54 states and 116 transitions. [2021-11-21 05:33:38,177 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 116 transitions. [2021-11-21 05:33:38,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:33:38,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:38,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:38,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:38,314 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:39,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:39,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 55 states and 116 transitions. [2021-11-21 05:33:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 116 transitions. [2021-11-21 05:33:39,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:33:39,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:39,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:42,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:42,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 61 states and 135 transitions. [2021-11-21 05:33:42,787 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 135 transitions. [2021-11-21 05:33:42,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:33:42,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:42,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 63 states and 143 transitions. [2021-11-21 05:33:43,716 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 143 transitions. [2021-11-21 05:33:43,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:33:43,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:43,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:43,795 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 65 states and 149 transitions. [2021-11-21 05:33:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 149 transitions. [2021-11-21 05:33:44,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:33:44,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:44,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:45,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 67 states and 157 transitions. [2021-11-21 05:33:45,744 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 157 transitions. [2021-11-21 05:33:45,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:33:45,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:45,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:46,725 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:48,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:48,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 71 states and 166 transitions. [2021-11-21 05:33:48,926 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 166 transitions. [2021-11-21 05:33:48,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:33:48,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:48,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:49,058 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:51,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:51,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 76 states and 179 transitions. [2021-11-21 05:33:51,406 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 179 transitions. [2021-11-21 05:33:51,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:33:51,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:51,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:51,879 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:53,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 79 states and 183 transitions. [2021-11-21 05:33:53,925 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 183 transitions. [2021-11-21 05:33:53,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:33:53,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:53,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:54,091 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 81 states and 191 transitions. [2021-11-21 05:33:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 191 transitions. [2021-11-21 05:33:54,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:33:54,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:54,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 83 states and 200 transitions. [2021-11-21 05:33:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 200 transitions. [2021-11-21 05:33:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:33:57,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:57,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:59,047 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 92 states and 229 transitions. [2021-11-21 05:34:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 229 transitions. [2021-11-21 05:34:06,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:34:06,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:06,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:06,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:08,277 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:12,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:12,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 97 states and 245 transitions. [2021-11-21 05:34:12,484 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 245 transitions. [2021-11-21 05:34:12,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:34:12,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:12,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:12,595 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:13,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:13,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 99 states and 247 transitions. [2021-11-21 05:34:13,898 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 247 transitions. [2021-11-21 05:34:13,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:34:13,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:13,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:13,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:15,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:15,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 101 states and 249 transitions. [2021-11-21 05:34:15,900 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 249 transitions. [2021-11-21 05:34:15,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:34:15,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:15,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:16,124 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:17,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:17,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 103 states and 258 transitions. [2021-11-21 05:34:17,333 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 258 transitions. [2021-11-21 05:34:17,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:34:17,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:17,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:18,746 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:21,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:21,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 105 states and 268 transitions. [2021-11-21 05:34:21,389 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 268 transitions. [2021-11-21 05:34:21,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:34:21,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:21,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:30,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:30,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 114 states and 300 transitions. [2021-11-21 05:34:30,549 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 300 transitions. [2021-11-21 05:34:30,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:34:30,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:30,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:32,590 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:38,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 119 states and 318 transitions. [2021-11-21 05:34:38,104 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 318 transitions. [2021-11-21 05:34:38,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:34:38,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:38,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:40,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:40,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 121 states and 325 transitions. [2021-11-21 05:34:40,434 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 325 transitions. [2021-11-21 05:34:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:34:40,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:40,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:42,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:42,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 123 states and 331 transitions. [2021-11-21 05:34:42,657 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 331 transitions. [2021-11-21 05:34:42,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:34:42,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:42,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:43,183 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:44,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 125 states and 337 transitions. [2021-11-21 05:34:44,922 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 337 transitions. [2021-11-21 05:34:44,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:34:44,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:44,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:45,175 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:46,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:46,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 127 states and 347 transitions. [2021-11-21 05:34:46,640 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 347 transitions. [2021-11-21 05:34:46,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:34:46,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:46,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:46,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:48,570 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:52,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 129 states and 358 transitions. [2021-11-21 05:34:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 358 transitions. [2021-11-21 05:34:52,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:34:52,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:52,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:54,747 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:01,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:01,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 134 states and 376 transitions. [2021-11-21 05:35:01,083 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 376 transitions. [2021-11-21 05:35:01,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:35:01,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:01,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:01,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:06,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:06,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 136 states and 383 transitions. [2021-11-21 05:35:06,919 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 383 transitions. [2021-11-21 05:35:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:35:06,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:06,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:26,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 148 states and 425 transitions. [2021-11-21 05:35:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 425 transitions. [2021-11-21 05:35:26,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:35:26,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:26,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:26,691 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:28,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:28,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 150 states and 436 transitions. [2021-11-21 05:35:28,503 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 436 transitions. [2021-11-21 05:35:28,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:35:28,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:28,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:28,584 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:30,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 152 states and 441 transitions. [2021-11-21 05:35:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 441 transitions. [2021-11-21 05:35:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:35:30,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:30,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:38,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 154 states and 453 transitions. [2021-11-21 05:35:38,417 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 453 transitions. [2021-11-21 05:35:38,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:35:38,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:38,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:38,508 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:40,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:40,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 156 states and 457 transitions. [2021-11-21 05:35:40,546 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 457 transitions. [2021-11-21 05:35:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:35:40,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:40,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:43,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:43,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 158 states and 459 transitions. [2021-11-21 05:35:43,771 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 459 transitions. [2021-11-21 05:35:43,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:35:43,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:43,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:47,449 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 42 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:55,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:55,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 163 states and 478 transitions. [2021-11-21 05:35:55,702 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 478 transitions. [2021-11-21 05:35:55,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:35:55,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:55,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:55,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:59,021 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:03,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:03,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 165 states and 485 transitions. [2021-11-21 05:36:03,712 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 485 transitions. [2021-11-21 05:36:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:36:03,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:03,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:26,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:26,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 177 states and 543 transitions. [2021-11-21 05:36:26,047 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 543 transitions. [2021-11-21 05:36:26,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:36:26,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:26,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:26,370 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:28,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 179 states and 555 transitions. [2021-11-21 05:36:28,586 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 555 transitions. [2021-11-21 05:36:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:36:28,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:28,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:28,798 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:30,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:30,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 181 states and 562 transitions. [2021-11-21 05:36:30,073 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 562 transitions. [2021-11-21 05:36:30,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:36:30,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:30,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 183 states and 575 transitions. [2021-11-21 05:36:40,120 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 575 transitions. [2021-11-21 05:36:40,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:36:40,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:40,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:40,334 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:43,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:43,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 185 states and 583 transitions. [2021-11-21 05:36:43,235 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 583 transitions. [2021-11-21 05:36:43,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:36:43,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:43,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:46,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:46,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 187 states and 590 transitions. [2021-11-21 05:36:46,152 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 590 transitions. [2021-11-21 05:36:46,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:36:46,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:46,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:46,346 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:49,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 189 states and 597 transitions. [2021-11-21 05:36:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 597 transitions. [2021-11-21 05:36:49,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:49,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:49,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:54,524 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 56 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:37:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 194 states and 618 transitions. [2021-11-21 05:37:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 618 transitions. [2021-11-21 05:37:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:37:05,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:05,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:09,535 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 6 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:37:15,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 196 states and 626 transitions. [2021-11-21 05:37:15,841 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 626 transitions. [2021-11-21 05:37:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:37:15,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:15,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:37:18,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 198 states and 638 transitions. [2021-11-21 05:37:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 638 transitions. [2021-11-21 05:37:18,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:37:18,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:18,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:23,356 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 30 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:37:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 200 states and 651 transitions. [2021-11-21 05:37:30,587 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 651 transitions. [2021-11-21 05:37:30,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:37:30,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:30,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:34,643 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:37:40,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:40,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 202 states and 659 transitions. [2021-11-21 05:37:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 659 transitions. [2021-11-21 05:37:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:37:40,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:40,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:45,731 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:13,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:13,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 215 states and 715 transitions. [2021-11-21 05:38:13,761 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 715 transitions. [2021-11-21 05:38:13,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:38:13,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:13,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:19,792 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 72 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:32,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:32,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 220 states and 737 transitions. [2021-11-21 05:38:32,550 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 737 transitions. [2021-11-21 05:38:32,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:38:32,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:32,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:32,647 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:37,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:37,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 222 states and 743 transitions. [2021-11-21 05:38:37,892 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 743 transitions. [2021-11-21 05:38:37,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:38:37,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:37,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:43,182 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:51,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:51,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 224 states and 751 transitions. [2021-11-21 05:38:51,170 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 751 transitions. [2021-11-21 05:38:51,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:38:51,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:51,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:51,255 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:54,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 226 states and 757 transitions. [2021-11-21 05:38:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 757 transitions. [2021-11-21 05:38:54,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:38:54,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:54,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:54,987 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:59,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:59,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 228 states and 759 transitions. [2021-11-21 05:38:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 759 transitions. [2021-11-21 05:38:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:38:59,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:59,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:59,813 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:39:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 230 states and 765 transitions. [2021-11-21 05:39:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 765 transitions. [2021-11-21 05:39:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:39:03,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:03,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:04,132 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:39:07,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:07,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 232 states and 778 transitions. [2021-11-21 05:39:07,127 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 778 transitions. [2021-11-21 05:39:07,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:39:07,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:07,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:14,044 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 42 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:39:45,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:45,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 242 states and 823 transitions. [2021-11-21 05:39:45,488 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 823 transitions. [2021-11-21 05:39:45,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:39:45,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:45,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:51,448 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 2 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:39:58,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:58,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 244 states and 830 transitions. [2021-11-21 05:39:58,131 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 830 transitions. [2021-11-21 05:39:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:39:58,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:58,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:03,718 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:40:34,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:34,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 256 states and 910 transitions. [2021-11-21 05:40:34,552 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 910 transitions. [2021-11-21 05:40:34,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:40:34,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:34,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:42,717 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 90 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:40:59,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:59,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 261 states and 935 transitions. [2021-11-21 05:40:59,860 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 935 transitions. [2021-11-21 05:40:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:40:59,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:59,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:59,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:41:05,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:05,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 263 states and 943 transitions. [2021-11-21 05:41:05,081 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 943 transitions. [2021-11-21 05:41:05,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:41:05,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:05,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:12,190 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 20 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:41:20,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:20,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 265 states and 951 transitions. [2021-11-21 05:41:20,566 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 951 transitions. [2021-11-21 05:41:20,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:41:20,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:20,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:21,533 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:41:23,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 267 states and 959 transitions. [2021-11-21 05:41:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 959 transitions. [2021-11-21 05:41:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:41:23,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:23,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:24,578 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:41:26,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:26,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 269 states and 966 transitions. [2021-11-21 05:41:26,674 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 966 transitions. [2021-11-21 05:41:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:41:26,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:26,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:27,609 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:41:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 271 states and 975 transitions. [2021-11-21 05:41:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 975 transitions. [2021-11-21 05:41:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:41:32,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:32,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:41:37,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:37,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 273 states and 983 transitions. [2021-11-21 05:41:37,581 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 983 transitions. [2021-11-21 05:41:37,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:41:37,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:37,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:38,066 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:41:41,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 275 states and 997 transitions. [2021-11-21 05:41:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 997 transitions. [2021-11-21 05:41:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:41:41,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:41,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:50,301 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 56 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:13,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:13,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 281 states and 1013 transitions. [2021-11-21 05:42:13,717 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 1013 transitions. [2021-11-21 05:42:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:42:13,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:13,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 56 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:18,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 283 states and 1028 transitions. [2021-11-21 05:42:18,820 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 1028 transitions. [2021-11-21 05:42:18,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:42:18,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:18,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:26,208 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:42:34,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 285 states and 1036 transitions. [2021-11-21 05:42:34,672 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 1036 transitions. [2021-11-21 05:42:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:42:34,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:34,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:44,669 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 110 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:03,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:03,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 290 states and 1060 transitions. [2021-11-21 05:43:03,250 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 1060 transitions. [2021-11-21 05:43:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:43:03,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:03,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:12,022 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 30 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:24,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:24,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 292 states and 1069 transitions. [2021-11-21 05:43:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1069 transitions. [2021-11-21 05:43:24,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:43:24,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:24,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:31,700 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:43:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:43:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 294 states and 1077 transitions. [2021-11-21 05:43:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 1077 transitions. [2021-11-21 05:43:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:43:39,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:43:39,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:43:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:43:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 72 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:43,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:43,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 312 states and 1158 transitions. [2021-11-21 05:44:43,043 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 1158 transitions. [2021-11-21 05:44:43,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:44:43,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:43,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:43,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:43,644 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:44:47,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:44:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 314 states and 1172 transitions. [2021-11-21 05:44:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 1172 transitions. [2021-11-21 05:44:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:44:47,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:44:47,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:44:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:44:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.