./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY --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 64bit --witnessprinter.graph.data.programhash c445e7d136bb1d3b34eea0dd6ecd69c876791489 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY --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 64bit --witnessprinter.graph.data.programhash c445e7d136bb1d3b34eea0dd6ecd69c876791489 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:22:07,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:22:07,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:22:08,040 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:22:08,040 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:22:08,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:22:08,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:22:08,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:22:08,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:22:08,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:22:08,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:22:08,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:22:08,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:22:08,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:22:08,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:22:08,061 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:22:08,062 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:22:08,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:22:08,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:22:08,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:22:08,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:22:08,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:22:08,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:22:08,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:22:08,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:22:08,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:22:08,110 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:22:08,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:22:08,114 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:22:08,115 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:22:08,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:22:08,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:22:08,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:22:08,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:22:08,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:22:08,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:22:08,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:22:08,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:22:08,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:22:08,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:22:08,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:22:08,128 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-10-13 03:22:08,171 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:22:08,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:22:08,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:22:08,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:22:08,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:22:08,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:22:08,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:22:08,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:22:08,183 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:22:08,183 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:22:08,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:22:08,184 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:22:08,184 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:22:08,186 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:22:08,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:22:08,187 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:22:08,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:22:08,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:22:08,188 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:22:08,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:22:08,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:22:08,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:22:08,189 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:22:08,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:22:08,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:22:08,190 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_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c445e7d136bb1d3b34eea0dd6ecd69c876791489 [2021-10-13 03:22:08,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:22:08,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:22:08,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:22:08,566 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:22:08,567 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:22:08,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2021-10-13 03:22:08,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/709d6f16c/9ea7e3f8de264b8c8fbb6e7e6addec92/FLAG6ebada413 [2021-10-13 03:22:09,757 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:22:09,759 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2021-10-13 03:22:09,837 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/709d6f16c/9ea7e3f8de264b8c8fbb6e7e6addec92/FLAG6ebada413 [2021-10-13 03:22:10,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/709d6f16c/9ea7e3f8de264b8c8fbb6e7e6addec92 [2021-10-13 03:22:10,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:22:10,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:22:10,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:22:10,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:22:10,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:22:10,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:22:10" (1/1) ... [2021-10-13 03:22:10,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77447eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:10, skipping insertion in model container [2021-10-13 03:22:10,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:22:10" (1/1) ... [2021-10-13 03:22:10,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:22:10,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:22:13,129 WARN L228 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_04527054-5f38-48c5-b4bd-46bf2467c224/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2021-10-13 03:22:13,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:22:13,218 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:22:13,703 WARN L228 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_04527054-5f38-48c5-b4bd-46bf2467c224/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2021-10-13 03:22:13,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:22:14,062 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:22:14,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14 WrapperNode [2021-10-13 03:22:14,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:22:14,064 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:22:14,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:22:14,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:22:14,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,222 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:22:14,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:22:14,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:22:14,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:22:14,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:22:14,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:22:14,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:22:14,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:22:14,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:22:14" (1/1) ... [2021-10-13 03:22:14,825 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:22:14,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:22:14,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:22:14,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:22:14,925 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2021-10-13 03:22:14,926 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2021-10-13 03:22:14,926 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-10-13 03:22:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-10-13 03:22:14,927 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-10-13 03:22:14,927 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-10-13 03:22:14,928 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2021-10-13 03:22:14,930 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2021-10-13 03:22:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-10-13 03:22:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2021-10-13 03:22:14,931 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2021-10-13 03:22:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-13 03:22:14,931 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-10-13 03:22:14,932 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-10-13 03:22:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 03:22:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-10-13 03:22:14,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-10-13 03:22:14,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-10-13 03:22:14,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-10-13 03:22:14,933 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2021-10-13 03:22:14,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2021-10-13 03:22:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2021-10-13 03:22:14,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2021-10-13 03:22:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2021-10-13 03:22:14,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2021-10-13 03:22:14,934 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-10-13 03:22:14,935 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-10-13 03:22:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-10-13 03:22:14,935 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-10-13 03:22:14,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-10-13 03:22:14,935 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-10-13 03:22:14,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-13 03:22:14,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-13 03:22:14,937 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2021-10-13 03:22:14,937 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2021-10-13 03:22:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-10-13 03:22:14,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-10-13 03:22:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2021-10-13 03:22:14,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2021-10-13 03:22:14,938 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2021-10-13 03:22:14,939 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2021-10-13 03:22:14,939 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-10-13 03:22:14,939 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-10-13 03:22:14,939 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2021-10-13 03:22:14,939 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2021-10-13 03:22:14,940 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2021-10-13 03:22:14,940 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2021-10-13 03:22:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-10-13 03:22:14,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-10-13 03:22:14,941 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-10-13 03:22:14,941 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-10-13 03:22:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-13 03:22:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-13 03:22:14,942 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2021-10-13 03:22:14,942 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2021-10-13 03:22:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-10-13 03:22:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-10-13 03:22:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2021-10-13 03:22:14,943 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2021-10-13 03:22:14,943 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2021-10-13 03:22:14,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2021-10-13 03:22:14,944 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2021-10-13 03:22:14,945 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2021-10-13 03:22:14,945 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2021-10-13 03:22:14,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2021-10-13 03:22:14,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:22:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-10-13 03:22:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-10-13 03:22:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-10-13 03:22:14,947 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-10-13 03:22:14,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 03:22:14,948 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-10-13 03:22:14,948 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-10-13 03:22:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-10-13 03:22:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-10-13 03:22:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-10-13 03:22:14,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-10-13 03:22:14,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 03:22:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 03:22:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2021-10-13 03:22:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2021-10-13 03:22:14,950 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-10-13 03:22:14,950 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-10-13 03:22:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-10-13 03:22:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-10-13 03:22:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-10-13 03:22:14,951 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-10-13 03:22:14,951 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-10-13 03:22:14,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-10-13 03:22:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2021-10-13 03:22:14,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2021-10-13 03:22:14,952 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2021-10-13 03:22:14,952 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2021-10-13 03:22:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-10-13 03:22:14,953 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-10-13 03:22:14,953 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-10-13 03:22:14,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-10-13 03:22:14,954 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-10-13 03:22:14,954 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-10-13 03:22:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2021-10-13 03:22:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2021-10-13 03:22:14,955 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2021-10-13 03:22:14,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2021-10-13 03:22:14,956 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-10-13 03:22:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-10-13 03:22:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-10-13 03:22:14,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-10-13 03:22:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-10-13 03:22:14,957 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-10-13 03:22:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-10-13 03:22:14,958 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2021-10-13 03:22:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2021-10-13 03:22:14,958 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-10-13 03:22:14,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-10-13 03:22:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2021-10-13 03:22:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2021-10-13 03:22:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-13 03:22:14,959 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2021-10-13 03:22:14,959 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2021-10-13 03:22:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-10-13 03:22:14,960 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-10-13 03:22:14,960 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2021-10-13 03:22:14,961 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2021-10-13 03:22:14,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 03:22:14,962 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-10-13 03:22:14,962 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-10-13 03:22:14,965 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-10-13 03:22:14,966 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-10-13 03:22:14,966 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2021-10-13 03:22:14,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2021-10-13 03:22:14,968 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2021-10-13 03:22:14,968 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2021-10-13 03:22:14,970 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2021-10-13 03:22:14,970 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2021-10-13 03:22:14,971 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2021-10-13 03:22:14,976 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2021-10-13 03:22:14,976 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2021-10-13 03:22:14,976 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2021-10-13 03:22:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-13 03:22:14,977 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-10-13 03:22:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2021-10-13 03:22:14,977 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2021-10-13 03:22:14,977 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2021-10-13 03:22:14,978 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2021-10-13 03:22:14,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 03:22:14,978 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-10-13 03:22:14,978 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-10-13 03:22:14,978 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-10-13 03:22:14,979 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-10-13 03:22:14,979 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-10-13 03:22:14,979 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-10-13 03:22:14,979 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2021-10-13 03:22:14,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2021-10-13 03:22:14,979 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2021-10-13 03:22:14,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2021-10-13 03:22:14,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 03:22:14,980 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-10-13 03:22:14,980 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-10-13 03:22:14,980 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-10-13 03:22:14,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-10-13 03:22:14,982 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-10-13 03:22:14,982 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-10-13 03:22:14,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 03:22:14,982 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-13 03:22:14,982 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2021-10-13 03:22:14,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2021-10-13 03:22:14,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-13 03:22:14,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-13 03:22:14,983 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-10-13 03:22:14,983 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-10-13 03:22:14,984 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-10-13 03:22:14,984 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-10-13 03:22:14,984 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-10-13 03:22:14,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-10-13 03:22:14,984 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-10-13 03:22:14,985 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-10-13 03:22:14,985 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2021-10-13 03:22:14,985 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2021-10-13 03:22:14,985 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-10-13 03:22:14,985 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-10-13 03:22:14,986 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-10-13 03:22:14,986 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-10-13 03:22:14,986 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-10-13 03:22:14,986 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-10-13 03:22:14,986 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-10-13 03:22:14,987 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-10-13 03:22:14,987 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-10-13 03:22:14,987 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-10-13 03:22:14,987 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2021-10-13 03:22:14,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2021-10-13 03:22:14,987 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-13 03:22:14,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-13 03:22:14,988 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2021-10-13 03:22:14,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2021-10-13 03:22:14,988 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2021-10-13 03:22:14,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2021-10-13 03:22:14,989 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2021-10-13 03:22:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2021-10-13 03:22:14,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 03:22:14,989 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2021-10-13 03:22:14,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2021-10-13 03:22:14,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-10-13 03:22:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-10-13 03:22:14,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:22:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:22:14,990 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-10-13 03:22:14,990 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-10-13 03:22:14,991 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-10-13 03:22:14,991 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-10-13 03:22:16,857 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2021-10-13 03:22:16,857 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2021-10-13 03:22:17,912 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:22:17,921 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:22:17,924 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:22:28,897 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2021-10-13 03:22:28,897 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##207: assume !false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume !false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##212: assume false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2021-10-13 03:22:28,898 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2021-10-13 03:22:28,899 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2021-10-13 03:22:28,899 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2021-10-13 03:22:28,899 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2021-10-13 03:22:28,899 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2021-10-13 03:22:28,899 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2021-10-13 03:22:28,899 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2021-10-13 03:22:28,899 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2021-10-13 03:22:28,900 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2021-10-13 03:22:28,901 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-10-13 03:22:28,901 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2021-10-13 03:22:28,901 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2021-10-13 03:22:28,901 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2021-10-13 03:22:28,901 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2021-10-13 03:22:28,901 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume false; [2021-10-13 03:22:28,901 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume !false; [2021-10-13 03:22:29,127 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:22:29,138 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:22:33,563 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset := get_current(); srcloc: null [2021-10-13 03:22:33,564 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset := ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;havoc ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;ppp_read_~__ptr~0.base, ppp_read_~__ptr~0.offset := ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset; [2021-10-13 03:22:33,564 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset := ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;havoc ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;ppp_read_~__ptr___3~0.base, ppp_read_~__ptr___3~0.offset := ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset; [2021-10-13 03:22:33,564 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset := get_current(); srcloc: null [2021-10-13 03:22:33,564 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2021-10-13 03:22:33,564 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2021-10-13 03:22:33,565 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2021-10-13 03:22:33,565 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2021-10-13 03:22:33,565 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2021-10-13 03:22:33,565 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2021-10-13 03:22:33,565 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2021-10-13 03:22:33,565 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2021-10-13 03:23:31,448 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:23:31,448 INFO L299 CfgBuilder]: Removed 244 assume(true) statements. [2021-10-13 03:23:31,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:23:31 BoogieIcfgContainer [2021-10-13 03:23:31,454 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:23:31,455 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:23:31,455 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:23:31,465 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:23:31,465 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:23:31" (1/1) ... [2021-10-13 03:23:31,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:23:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:31,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1126 states and 1627 transitions. [2021-10-13 03:23:31,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1627 transitions. [2021-10-13 03:23:31,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 03:23:31,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:31,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:34,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:34,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1129 states and 1631 transitions. [2021-10-13 03:23:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1631 transitions. [2021-10-13 03:23:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-13 03:23:34,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:34,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:34,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:34,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1130 states and 1633 transitions. [2021-10-13 03:23:34,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1633 transitions. [2021-10-13 03:23:34,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 03:23:34,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:34,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:35,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:35,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1132 states and 1635 transitions. [2021-10-13 03:23:35,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1635 transitions. [2021-10-13 03:23:35,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 03:23:35,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:35,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:35,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:39,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1142 states and 1665 transitions. [2021-10-13 03:23:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1665 transitions. [2021-10-13 03:23:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 03:23:39,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:39,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:39,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:39,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:40,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1154 states and 1699 transitions. [2021-10-13 03:23:40,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1699 transitions. [2021-10-13 03:23:40,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-13 03:23:40,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:40,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:40,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1155 states and 1701 transitions. [2021-10-13 03:23:40,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1701 transitions. [2021-10-13 03:23:40,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 03:23:40,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:40,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:40,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:40,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 1149 states and 1690 transitions. [2021-10-13 03:23:40,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1690 transitions. [2021-10-13 03:23:40,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-13 03:23:40,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:40,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:40,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:46,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1157 states and 1717 transitions. [2021-10-13 03:23:46,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1717 transitions. [2021-10-13 03:23:46,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 03:23:46,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:46,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:46,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:46,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:46,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1161 states and 1724 transitions. [2021-10-13 03:23:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1724 transitions. [2021-10-13 03:23:46,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-10-13 03:23:46,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:46,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:46,606 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:46,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1162 states and 1724 transitions. [2021-10-13 03:23:46,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1724 transitions. [2021-10-13 03:23:46,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-13 03:23:46,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:46,638 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:46,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:46,748 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:46,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:46,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1164 states and 1727 transitions. [2021-10-13 03:23:46,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1727 transitions. [2021-10-13 03:23:46,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 03:23:46,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:46,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:46,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:46,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 1169 states and 1733 transitions. [2021-10-13 03:23:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1733 transitions. [2021-10-13 03:23:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-13 03:23:46,972 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:46,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:47,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:47,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1171 states and 1736 transitions. [2021-10-13 03:23:47,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1736 transitions. [2021-10-13 03:23:47,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-13 03:23:47,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:47,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:47,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:47,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1172 states and 1738 transitions. [2021-10-13 03:23:47,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1738 transitions. [2021-10-13 03:23:47,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-10-13 03:23:47,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:47,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:47,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:47,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1766 states to 1176 states and 1745 transitions. [2021-10-13 03:23:47,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1745 transitions. [2021-10-13 03:23:47,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 03:23:47,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:47,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:47,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:47,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:47,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 1176 states and 1744 transitions. [2021-10-13 03:23:47,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1744 transitions. [2021-10-13 03:23:47,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 03:23:47,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:47,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:47,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:47,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:47,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1178 states and 1747 transitions. [2021-10-13 03:23:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1747 transitions. [2021-10-13 03:23:47,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 03:23:47,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:47,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:48,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:48,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 1183 states and 1753 transitions. [2021-10-13 03:23:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1753 transitions. [2021-10-13 03:23:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-13 03:23:48,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:48,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:48,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1185 states and 1755 transitions. [2021-10-13 03:23:48,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1755 transitions. [2021-10-13 03:23:48,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 03:23:48,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:48,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1187 states and 1758 transitions. [2021-10-13 03:23:48,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1758 transitions. [2021-10-13 03:23:48,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-13 03:23:48,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:48,515 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1189 states and 1760 transitions. [2021-10-13 03:23:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1760 transitions. [2021-10-13 03:23:48,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 03:23:48,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:48,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1191 states and 1762 transitions. [2021-10-13 03:23:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1762 transitions. [2021-10-13 03:23:48,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-13 03:23:48,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:48,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:48,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1194 states and 1766 transitions. [2021-10-13 03:23:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1766 transitions. [2021-10-13 03:23:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-13 03:23:48,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:48,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1199 states and 1775 transitions. [2021-10-13 03:23:48,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1775 transitions. [2021-10-13 03:23:48,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-13 03:23:48,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:48,955 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:49,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1199 states and 1774 transitions. [2021-10-13 03:23:49,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1774 transitions. [2021-10-13 03:23:49,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 03:23:49,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:49,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:49,183 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 03:23:49,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:49,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1202 states and 1790 transitions. [2021-10-13 03:23:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1790 transitions. [2021-10-13 03:23:49,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 03:23:49,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:49,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:49,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:49,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 1205 states and 1794 transitions. [2021-10-13 03:23:49,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1794 transitions. [2021-10-13 03:23:49,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-13 03:23:49,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:49,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:49,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:49,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:49,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1210 states and 1803 transitions. [2021-10-13 03:23:49,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1803 transitions. [2021-10-13 03:23:49,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-13 03:23:49,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:49,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:49,894 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1216 states and 1832 transitions. [2021-10-13 03:23:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1832 transitions. [2021-10-13 03:23:50,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-13 03:23:50,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:50,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:50,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:52,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1227 states and 1868 transitions. [2021-10-13 03:23:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1868 transitions. [2021-10-13 03:23:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-13 03:23:52,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:52,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:52,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:52,162 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:52,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:52,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1229 states and 1871 transitions. [2021-10-13 03:23:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1871 transitions. [2021-10-13 03:23:52,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-13 03:23:52,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:52,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:52,300 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:52,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:52,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1231 states and 1873 transitions. [2021-10-13 03:23:52,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1873 transitions. [2021-10-13 03:23:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-13 03:23:52,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:52,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:52,683 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 03:23:52,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1234 states and 1888 transitions. [2021-10-13 03:23:52,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1888 transitions. [2021-10-13 03:23:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-13 03:23:52,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:52,899 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:52,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:53,000 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:53,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1236 states and 1891 transitions. [2021-10-13 03:23:53,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1891 transitions. [2021-10-13 03:23:53,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-13 03:23:53,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:53,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:53,137 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:53,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1238 states and 1893 transitions. [2021-10-13 03:23:53,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1893 transitions. [2021-10-13 03:23:53,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-13 03:23:53,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:53,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:53,350 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:53,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:53,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1240 states and 1896 transitions. [2021-10-13 03:23:53,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1896 transitions. [2021-10-13 03:23:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-13 03:23:53,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:53,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:53,797 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:53,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:53,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1242 states and 1898 transitions. [2021-10-13 03:23:53,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1898 transitions. [2021-10-13 03:23:53,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-10-13 03:23:53,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:53,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:53,987 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:23:54,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1248 states and 1912 transitions. [2021-10-13 03:23:54,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1912 transitions. [2021-10-13 03:23:54,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-13 03:23:54,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:54,018 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:54,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1250 states and 1915 transitions. [2021-10-13 03:23:54,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1915 transitions. [2021-10-13 03:23:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-13 03:23:54,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:54,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:54,257 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:54,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1252 states and 1917 transitions. [2021-10-13 03:23:54,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1917 transitions. [2021-10-13 03:23:54,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-13 03:23:54,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:54,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:54,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1254 states and 1920 transitions. [2021-10-13 03:23:54,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1920 transitions. [2021-10-13 03:23:54,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-13 03:23:54,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:54,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:23:54,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:54,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1256 states and 1922 transitions. [2021-10-13 03:23:54,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1922 transitions. [2021-10-13 03:23:54,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:23:54,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:54,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:23:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:23:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:23:59,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:23:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1277 states and 1986 transitions. [2021-10-13 03:23:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1986 transitions. [2021-10-13 03:23:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 03:23:59,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:23:59,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:00,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:00,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1278 states and 1988 transitions. [2021-10-13 03:24:00,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1988 transitions. [2021-10-13 03:24:00,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:00,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:00,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:00,324 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-13 03:24:00,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1279 states and 1988 transitions. [2021-10-13 03:24:00,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1988 transitions. [2021-10-13 03:24:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:00,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:00,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:00,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1280 states and 1988 transitions. [2021-10-13 03:24:00,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1988 transitions. [2021-10-13 03:24:00,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 03:24:00,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:00,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:00,720 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 03:24:00,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:00,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1281 states and 1988 transitions. [2021-10-13 03:24:00,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1988 transitions. [2021-10-13 03:24:00,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:24:00,753 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:00,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:02,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1288 states and 2019 transitions. [2021-10-13 03:24:02,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 2019 transitions. [2021-10-13 03:24:02,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:24:02,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:02,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:02,409 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:02,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:02,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1291 states and 2024 transitions. [2021-10-13 03:24:02,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 2024 transitions. [2021-10-13 03:24:02,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:24:02,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:02,901 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:03,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1294 states and 2029 transitions. [2021-10-13 03:24:03,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 2029 transitions. [2021-10-13 03:24:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:24:03,488 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:03,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:03,586 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:03,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1296 states and 2031 transitions. [2021-10-13 03:24:03,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 2031 transitions. [2021-10-13 03:24:03,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-10-13 03:24:03,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:03,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:03,842 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 03:24:03,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:03,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1300 states and 2036 transitions. [2021-10-13 03:24:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2036 transitions. [2021-10-13 03:24:03,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:03,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:03,877 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1300 states and 2035 transitions. [2021-10-13 03:24:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2035 transitions. [2021-10-13 03:24:04,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:04,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:04,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:04,144 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:04,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1302 states and 2038 transitions. [2021-10-13 03:24:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 2038 transitions. [2021-10-13 03:24:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:04,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:04,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:04,390 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1304 states and 2041 transitions. [2021-10-13 03:24:04,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 2041 transitions. [2021-10-13 03:24:04,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:04,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:04,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:04,523 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:04,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1306 states and 2044 transitions. [2021-10-13 03:24:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 2044 transitions. [2021-10-13 03:24:04,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:04,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:04,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:04,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:04,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1309 states and 2049 transitions. [2021-10-13 03:24:04,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 2049 transitions. [2021-10-13 03:24:04,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:24:04,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:04,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:04,835 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:04,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1314 states and 2062 transitions. [2021-10-13 03:24:04,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 2062 transitions. [2021-10-13 03:24:04,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:04,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:04,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:05,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:05,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1315 states and 2062 transitions. [2021-10-13 03:24:05,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 2062 transitions. [2021-10-13 03:24:05,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-13 03:24:05,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:05,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:05,175 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-13 03:24:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1317 states and 2064 transitions. [2021-10-13 03:24:05,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2064 transitions. [2021-10-13 03:24:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 03:24:05,205 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:05,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:05,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1317 states and 2063 transitions. [2021-10-13 03:24:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 2063 transitions. [2021-10-13 03:24:05,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 03:24:05,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:05,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:05,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1320 states and 2069 transitions. [2021-10-13 03:24:05,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2069 transitions. [2021-10-13 03:24:05,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 03:24:05,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:05,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:05,923 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:06,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:06,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1323 states and 2073 transitions. [2021-10-13 03:24:06,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 2073 transitions. [2021-10-13 03:24:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:06,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:06,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:06,125 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:06,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1328 states and 2085 transitions. [2021-10-13 03:24:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 2085 transitions. [2021-10-13 03:24:06,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-10-13 03:24:06,315 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:06,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:06,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1331 states and 2090 transitions. [2021-10-13 03:24:06,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2090 transitions. [2021-10-13 03:24:06,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 03:24:06,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:06,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:06,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1333 states and 2099 transitions. [2021-10-13 03:24:06,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 2099 transitions. [2021-10-13 03:24:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-13 03:24:06,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:06,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:06,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:07,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:07,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1338 states and 2106 transitions. [2021-10-13 03:24:07,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 2106 transitions. [2021-10-13 03:24:07,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:24:07,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:07,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 03:24:07,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1340 states and 2108 transitions. [2021-10-13 03:24:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 2108 transitions. [2021-10-13 03:24:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:07,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:07,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:07,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:07,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1334 states and 2086 transitions. [2021-10-13 03:24:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 2086 transitions. [2021-10-13 03:24:07,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-13 03:24:07,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:07,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:07,472 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:07,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:07,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1339 states and 2096 transitions. [2021-10-13 03:24:07,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 2096 transitions. [2021-10-13 03:24:07,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:07,508 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:07,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:07,710 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:09,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1351 states and 2135 transitions. [2021-10-13 03:24:09,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 2135 transitions. [2021-10-13 03:24:09,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:09,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:09,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:09,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:10,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1358 states and 2150 transitions. [2021-10-13 03:24:10,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 2150 transitions. [2021-10-13 03:24:10,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:10,432 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:10,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:10,578 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:11,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1365 states and 2166 transitions. [2021-10-13 03:24:11,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 2166 transitions. [2021-10-13 03:24:11,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 03:24:11,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:11,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:12,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1372 states and 2193 transitions. [2021-10-13 03:24:12,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 2193 transitions. [2021-10-13 03:24:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 03:24:12,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:12,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:13,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:13,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:13,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1380 states and 2210 transitions. [2021-10-13 03:24:13,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2210 transitions. [2021-10-13 03:24:13,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 03:24:13,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:13,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:13,589 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:13,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1382 states and 2211 transitions. [2021-10-13 03:24:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 2211 transitions. [2021-10-13 03:24:13,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-13 03:24:13,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:13,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:14,379 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:15,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:15,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1384 states and 2213 transitions. [2021-10-13 03:24:15,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 2213 transitions. [2021-10-13 03:24:15,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:15,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:15,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:15,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:15,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1387 states and 2219 transitions. [2021-10-13 03:24:15,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 2219 transitions. [2021-10-13 03:24:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 03:24:15,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:15,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:15,930 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:15,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:15,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1392 states and 2230 transitions. [2021-10-13 03:24:15,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 2230 transitions. [2021-10-13 03:24:15,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:15,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:15,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:16,104 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:16,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:16,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1395 states and 2241 transitions. [2021-10-13 03:24:16,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 2241 transitions. [2021-10-13 03:24:16,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:16,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:16,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:17,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1402 states and 2255 transitions. [2021-10-13 03:24:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 2255 transitions. [2021-10-13 03:24:17,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:17,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:17,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:17,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:17,737 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:18,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:18,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 1405 states and 2260 transitions. [2021-10-13 03:24:18,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2260 transitions. [2021-10-13 03:24:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:18,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:18,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:18,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:18,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:18,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 1405 states and 2259 transitions. [2021-10-13 03:24:18,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 2259 transitions. [2021-10-13 03:24:18,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:18,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:18,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:18,584 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 1407 states and 2283 transitions. [2021-10-13 03:24:18,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2283 transitions. [2021-10-13 03:24:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:18,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:18,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:18,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:18,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1407 states and 2282 transitions. [2021-10-13 03:24:18,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2282 transitions. [2021-10-13 03:24:18,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 03:24:18,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:18,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:18,901 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:18,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:18,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 1407 states and 2281 transitions. [2021-10-13 03:24:18,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 2281 transitions. [2021-10-13 03:24:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:18,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:18,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:18,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:19,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:19,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1409 states and 2285 transitions. [2021-10-13 03:24:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 2285 transitions. [2021-10-13 03:24:19,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-13 03:24:19,769 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:19,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:20,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:21,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:21,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1411 states and 2287 transitions. [2021-10-13 03:24:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 2287 transitions. [2021-10-13 03:24:21,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:21,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:21,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:21,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1412 states and 2289 transitions. [2021-10-13 03:24:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 2289 transitions. [2021-10-13 03:24:21,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:21,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:21,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:21,702 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:22,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 1414 states and 2300 transitions. [2021-10-13 03:24:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 2300 transitions. [2021-10-13 03:24:22,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:22,223 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:22,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:22,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:22,303 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:22,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:22,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1416 states and 2315 transitions. [2021-10-13 03:24:22,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 2315 transitions. [2021-10-13 03:24:22,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:22,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:22,870 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:22,967 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:24,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 1418 states and 2329 transitions. [2021-10-13 03:24:24,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 2329 transitions. [2021-10-13 03:24:24,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:24,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:24,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:24,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:24,227 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:24,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 1421 states and 2334 transitions. [2021-10-13 03:24:24,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 2334 transitions. [2021-10-13 03:24:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:24,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:24,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:24,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:24,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 1426 states and 2344 transitions. [2021-10-13 03:24:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states and 2344 transitions. [2021-10-13 03:24:24,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:24,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:24,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 03:24:24,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:24,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 1428 states and 2346 transitions. [2021-10-13 03:24:24,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2346 transitions. [2021-10-13 03:24:24,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:24,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:24,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:25,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:25,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:25,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 1428 states and 2345 transitions. [2021-10-13 03:24:25,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2345 transitions. [2021-10-13 03:24:25,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:25,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:25,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 03:24:25,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:25,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 1432 states and 2350 transitions. [2021-10-13 03:24:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 2350 transitions. [2021-10-13 03:24:25,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:25,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:25,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 03:24:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:25,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 1434 states and 2353 transitions. [2021-10-13 03:24:25,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 2353 transitions. [2021-10-13 03:24:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:25,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:25,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:25,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:25,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:26,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:26,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 1447 states and 2384 transitions. [2021-10-13 03:24:26,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 2384 transitions. [2021-10-13 03:24:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:26,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:26,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:26,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:26,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:27,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1450 states and 2387 transitions. [2021-10-13 03:24:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 2387 transitions. [2021-10-13 03:24:27,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:27,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:27,770 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:27,856 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:27,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1451 states and 2387 transitions. [2021-10-13 03:24:27,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 2387 transitions. [2021-10-13 03:24:27,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:27,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:27,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:28,053 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:28,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:28,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1452 states and 2387 transitions. [2021-10-13 03:24:28,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 2387 transitions. [2021-10-13 03:24:28,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:28,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:28,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 03:24:28,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:28,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1453 states and 2387 transitions. [2021-10-13 03:24:28,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 2387 transitions. [2021-10-13 03:24:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:28,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:28,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:28,433 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 03:24:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1454 states and 2387 transitions. [2021-10-13 03:24:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 2387 transitions. [2021-10-13 03:24:28,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:28,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:28,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:28,538 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-13 03:24:28,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1455 states and 2387 transitions. [2021-10-13 03:24:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 2387 transitions. [2021-10-13 03:24:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:28,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:28,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:29,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:29,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 1457 states and 2400 transitions. [2021-10-13 03:24:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2400 transitions. [2021-10-13 03:24:29,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 03:24:29,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:29,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:29,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:29,869 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:29,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:29,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 1457 states and 2399 transitions. [2021-10-13 03:24:29,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 2399 transitions. [2021-10-13 03:24:29,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-10-13 03:24:29,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:29,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:29,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:29,989 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:30,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 1459 states and 2405 transitions. [2021-10-13 03:24:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 2405 transitions. [2021-10-13 03:24:30,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:30,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:30,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:30,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:30,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 1461 states and 2428 transitions. [2021-10-13 03:24:30,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2428 transitions. [2021-10-13 03:24:30,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:30,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:30,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:30,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:30,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 1461 states and 2427 transitions. [2021-10-13 03:24:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 2427 transitions. [2021-10-13 03:24:30,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:30,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:30,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:30,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1464 states and 2435 transitions. [2021-10-13 03:24:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2435 transitions. [2021-10-13 03:24:31,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 03:24:31,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:31,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:31,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 1471 states and 2449 transitions. [2021-10-13 03:24:31,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 2449 transitions. [2021-10-13 03:24:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:31,238 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:31,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:31,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:31,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:31,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 1473 states and 2451 transitions. [2021-10-13 03:24:31,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 2451 transitions. [2021-10-13 03:24:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:31,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:31,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:31,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:31,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:31,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:31,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 1474 states and 2452 transitions. [2021-10-13 03:24:31,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2452 transitions. [2021-10-13 03:24:31,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:31,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:31,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:33,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 1476 states and 2453 transitions. [2021-10-13 03:24:33,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2453 transitions. [2021-10-13 03:24:33,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:33,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:33,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:33,367 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:34,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 1479 states and 2456 transitions. [2021-10-13 03:24:34,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2456 transitions. [2021-10-13 03:24:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:34,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:34,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:34,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:34,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:34,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 1475 states and 2446 transitions. [2021-10-13 03:24:34,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2446 transitions. [2021-10-13 03:24:34,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:34,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:34,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:34,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:34,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:35,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2641 states to 1475 states and 2444 transitions. [2021-10-13 03:24:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 2444 transitions. [2021-10-13 03:24:35,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-13 03:24:35,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:35,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-13 03:24:35,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 1478 states and 2462 transitions. [2021-10-13 03:24:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2462 transitions. [2021-10-13 03:24:35,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:35,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:35,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:35,588 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:35,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:35,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 1478 states and 2461 transitions. [2021-10-13 03:24:35,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2461 transitions. [2021-10-13 03:24:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 03:24:35,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:35,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:35,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:35,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:35,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1478 states and 2460 transitions. [2021-10-13 03:24:35,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2460 transitions. [2021-10-13 03:24:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:35,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:35,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:35,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:35,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 1478 states and 2459 transitions. [2021-10-13 03:24:35,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 2459 transitions. [2021-10-13 03:24:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 03:24:35,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:35,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:36,292 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:36,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:36,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 1479 states and 2461 transitions. [2021-10-13 03:24:36,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2461 transitions. [2021-10-13 03:24:36,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-13 03:24:36,564 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:36,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:36,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:36,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2668 states to 1480 states and 2462 transitions. [2021-10-13 03:24:36,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 2462 transitions. [2021-10-13 03:24:36,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 03:24:36,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:36,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:36,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:36,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:36,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 1476 states and 2455 transitions. [2021-10-13 03:24:36,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1476 states and 2455 transitions. [2021-10-13 03:24:36,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-13 03:24:36,866 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:36,867 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:37,016 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:38,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:38,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 1479 states and 2476 transitions. [2021-10-13 03:24:38,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 2476 transitions. [2021-10-13 03:24:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-13 03:24:38,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:38,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:39,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:39,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 1481 states and 2488 transitions. [2021-10-13 03:24:39,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 2488 transitions. [2021-10-13 03:24:39,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-13 03:24:39,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:39,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:40,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:40,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1483 states and 2511 transitions. [2021-10-13 03:24:40,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 2511 transitions. [2021-10-13 03:24:40,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:40,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:40,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:40,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:40,632 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1484 states and 2516 transitions. [2021-10-13 03:24:40,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 2516 transitions. [2021-10-13 03:24:40,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 03:24:40,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:40,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:40,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:40,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2754 states to 1490 states and 2532 transitions. [2021-10-13 03:24:40,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2532 transitions. [2021-10-13 03:24:40,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:40,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:40,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:40,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:40,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:40,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1490 states and 2531 transitions. [2021-10-13 03:24:40,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 2531 transitions. [2021-10-13 03:24:40,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 03:24:40,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:40,968 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:41,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:41,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 1494 states and 2543 transitions. [2021-10-13 03:24:41,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 2543 transitions. [2021-10-13 03:24:41,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 03:24:41,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:41,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:41,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:41,437 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:24:42,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 1495 states and 2544 transitions. [2021-10-13 03:24:42,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 2544 transitions. [2021-10-13 03:24:42,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 03:24:42,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:42,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:43,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:43,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1499 states and 2551 transitions. [2021-10-13 03:24:43,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 2551 transitions. [2021-10-13 03:24:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-13 03:24:43,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:43,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:43,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:43,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:43,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1500 states and 2551 transitions. [2021-10-13 03:24:43,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 2551 transitions. [2021-10-13 03:24:43,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-13 03:24:43,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:43,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:43,748 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1501 states and 2551 transitions. [2021-10-13 03:24:43,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 2551 transitions. [2021-10-13 03:24:43,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-13 03:24:43,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:43,794 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:43,924 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:43,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:43,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 1502 states and 2552 transitions. [2021-10-13 03:24:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 2552 transitions. [2021-10-13 03:24:43,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 03:24:43,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:43,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:44,086 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:44,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 1503 states and 2553 transitions. [2021-10-13 03:24:44,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 2553 transitions. [2021-10-13 03:24:44,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:44,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:44,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:44,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:44,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 1509 states and 2567 transitions. [2021-10-13 03:24:44,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2567 transitions. [2021-10-13 03:24:44,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-13 03:24:44,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:44,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:44,916 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-10-13 03:24:45,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:45,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 1512 states and 2582 transitions. [2021-10-13 03:24:45,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 2582 transitions. [2021-10-13 03:24:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-13 03:24:45,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:45,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:45,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 1512 states and 2580 transitions. [2021-10-13 03:24:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 2580 transitions. [2021-10-13 03:24:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 03:24:46,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:46,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:46,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:46,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1512 states and 2579 transitions. [2021-10-13 03:24:46,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 2579 transitions. [2021-10-13 03:24:46,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 03:24:46,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:46,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:46,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:46,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 1512 states and 2578 transitions. [2021-10-13 03:24:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 2578 transitions. [2021-10-13 03:24:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-13 03:24:46,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:46,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:46,401 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:46,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 1519 states and 2591 transitions. [2021-10-13 03:24:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2591 transitions. [2021-10-13 03:24:46,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 03:24:46,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:46,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:46,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:46,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 03:24:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:46,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 1526 states and 2603 transitions. [2021-10-13 03:24:46,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 2603 transitions. [2021-10-13 03:24:46,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-10-13 03:24:46,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:46,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:46,739 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:46,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:46,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 1532 states and 2617 transitions. [2021-10-13 03:24:46,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 2617 transitions. [2021-10-13 03:24:46,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:46,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:46,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:46,866 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:48,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1538 states and 2622 transitions. [2021-10-13 03:24:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2622 transitions. [2021-10-13 03:24:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-13 03:24:48,817 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:48,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1534 states and 2615 transitions. [2021-10-13 03:24:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2615 transitions. [2021-10-13 03:24:49,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-13 03:24:49,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,102 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-13 03:24:49,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1535 states and 2615 transitions. [2021-10-13 03:24:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 2615 transitions. [2021-10-13 03:24:49,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-13 03:24:49,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-13 03:24:49,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1536 states and 2615 transitions. [2021-10-13 03:24:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 2615 transitions. [2021-10-13 03:24:49,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-13 03:24:49,283 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-13 03:24:49,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1537 states and 2615 transitions. [2021-10-13 03:24:49,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 2615 transitions. [2021-10-13 03:24:49,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-13 03:24:49,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,552 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:49,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1538 states and 2615 transitions. [2021-10-13 03:24:49,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2615 transitions. [2021-10-13 03:24:49,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-10-13 03:24:49,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:24:49,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 1539 states and 2615 transitions. [2021-10-13 03:24:49,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2615 transitions. [2021-10-13 03:24:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-13 03:24:49,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:49,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 1539 states and 2614 transitions. [2021-10-13 03:24:49,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2614 transitions. [2021-10-13 03:24:49,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:49,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:24:49,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:49,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 1539 states and 2613 transitions. [2021-10-13 03:24:49,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2613 transitions. [2021-10-13 03:24:49,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-13 03:24:49,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:49,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,032 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-13 03:24:50,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1540 states and 2615 transitions. [2021-10-13 03:24:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2615 transitions. [2021-10-13 03:24:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-13 03:24:50,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:50,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,148 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 03:24:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1541 states and 2615 transitions. [2021-10-13 03:24:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 2615 transitions. [2021-10-13 03:24:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-13 03:24:50,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:50,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,282 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 03:24:50,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:50,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 1542 states and 2615 transitions. [2021-10-13 03:24:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2615 transitions. [2021-10-13 03:24:50,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-13 03:24:50,312 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:50,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,379 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:50,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:50,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 1543 states and 2620 transitions. [2021-10-13 03:24:50,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2620 transitions. [2021-10-13 03:24:50,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-13 03:24:50,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:50,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,564 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 03:24:50,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:50,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 1544 states and 2620 transitions. [2021-10-13 03:24:50,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 2620 transitions. [2021-10-13 03:24:50,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-13 03:24:50,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:50,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,784 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-13 03:24:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:50,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 1545 states and 2620 transitions. [2021-10-13 03:24:50,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2620 transitions. [2021-10-13 03:24:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-13 03:24:50,829 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:50,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:50,968 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-13 03:24:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 1546 states and 2620 transitions. [2021-10-13 03:24:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2620 transitions. [2021-10-13 03:24:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:51,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:51,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1546 states and 2619 transitions. [2021-10-13 03:24:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 2619 transitions. [2021-10-13 03:24:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:51,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:51,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 1551 states and 2627 transitions. [2021-10-13 03:24:51,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 2627 transitions. [2021-10-13 03:24:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:51,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:51,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1555 states and 2642 transitions. [2021-10-13 03:24:51,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2642 transitions. [2021-10-13 03:24:51,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-13 03:24:51,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:51,549 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 03:24:51,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 1556 states and 2642 transitions. [2021-10-13 03:24:51,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2642 transitions. [2021-10-13 03:24:51,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:51,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:51,646 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:51,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 1557 states and 2645 transitions. [2021-10-13 03:24:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 2645 transitions. [2021-10-13 03:24:51,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-13 03:24:51,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:51,792 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-13 03:24:51,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 1558 states and 2645 transitions. [2021-10-13 03:24:51,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2645 transitions. [2021-10-13 03:24:51,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-13 03:24:51,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:51,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 03:24:51,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 1560 states and 2647 transitions. [2021-10-13 03:24:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2647 transitions. [2021-10-13 03:24:51,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-13 03:24:51,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:51,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:52,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-13 03:24:52,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 1562 states and 2649 transitions. [2021-10-13 03:24:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 2649 transitions. [2021-10-13 03:24:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-13 03:24:52,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:52,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:52,192 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-13 03:24:52,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:52,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 1568 states and 2661 transitions. [2021-10-13 03:24:52,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 2661 transitions. [2021-10-13 03:24:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:52,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:52,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 03:24:52,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:52,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1571 states and 2666 transitions. [2021-10-13 03:24:52,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 2666 transitions. [2021-10-13 03:24:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:52,856 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:52,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:52,946 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 03:24:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:53,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 1574 states and 2671 transitions. [2021-10-13 03:24:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 2671 transitions. [2021-10-13 03:24:53,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 03:24:53,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:53,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:53,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:53,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 1576 states and 2675 transitions. [2021-10-13 03:24:53,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 2675 transitions. [2021-10-13 03:24:53,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:53,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:53,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 03:24:53,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 1581 states and 2685 transitions. [2021-10-13 03:24:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2685 transitions. [2021-10-13 03:24:53,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:53,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:53,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:53,718 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 03:24:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 1586 states and 2695 transitions. [2021-10-13 03:24:53,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 2695 transitions. [2021-10-13 03:24:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:53,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:53,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:53,897 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 03:24:54,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:54,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1589 states and 2700 transitions. [2021-10-13 03:24:54,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 2700 transitions. [2021-10-13 03:24:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 03:24:54,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:54,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:54,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 1594 states and 2708 transitions. [2021-10-13 03:24:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2708 transitions. [2021-10-13 03:24:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-13 03:24:55,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:55,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-13 03:24:55,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:55,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 1599 states and 2721 transitions. [2021-10-13 03:24:55,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 2721 transitions. [2021-10-13 03:24:55,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 03:24:55,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:55,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:55,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:55,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:55,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:55,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 1602 states and 2726 transitions. [2021-10-13 03:24:55,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2726 transitions. [2021-10-13 03:24:55,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-13 03:24:55,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:55,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:55,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:24:55,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:55,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3033 states to 1602 states and 2725 transitions. [2021-10-13 03:24:55,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2725 transitions. [2021-10-13 03:24:55,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 03:24:55,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:55,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:55,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:55,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:24:55,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:24:55,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3038 states to 1602 states and 2723 transitions. [2021-10-13 03:24:55,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2723 transitions. [2021-10-13 03:24:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:24:55,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:24:55,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:24:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:24:55,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:16,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 1602 states and 2722 transitions. [2021-10-13 03:25:16,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2722 transitions. [2021-10-13 03:25:16,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-13 03:25:16,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:16,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:16,249 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:16,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:16,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 1603 states and 2725 transitions. [2021-10-13 03:25:16,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2725 transitions. [2021-10-13 03:25:16,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-13 03:25:16,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:16,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:16,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:16,393 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:16,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3052 states to 1604 states and 2726 transitions. [2021-10-13 03:25:16,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2726 transitions. [2021-10-13 03:25:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 03:25:16,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:16,834 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:16,928 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:17,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 1612 states and 2753 transitions. [2021-10-13 03:25:17,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2753 transitions. [2021-10-13 03:25:17,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 03:25:17,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:17,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:17,458 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-13 03:25:17,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:17,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1615 states and 2760 transitions. [2021-10-13 03:25:17,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 2760 transitions. [2021-10-13 03:25:17,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:17,775 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:17,775 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:17,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 1617 states and 2763 transitions. [2021-10-13 03:25:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2763 transitions. [2021-10-13 03:25:17,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:17,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:17,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:18,000 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:18,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1622 states and 2770 transitions. [2021-10-13 03:25:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2770 transitions. [2021-10-13 03:25:18,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-13 03:25:18,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:18,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:18,225 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:18,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:18,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 1622 states and 2769 transitions. [2021-10-13 03:25:18,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2769 transitions. [2021-10-13 03:25:18,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:18,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:18,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:18,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:18,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:18,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 1622 states and 2768 transitions. [2021-10-13 03:25:18,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2768 transitions. [2021-10-13 03:25:18,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:18,350 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:18,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:18,658 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:25:20,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1633 states and 2806 transitions. [2021-10-13 03:25:20,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2806 transitions. [2021-10-13 03:25:20,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:20,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:20,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:25:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:21,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3177 states to 1639 states and 2830 transitions. [2021-10-13 03:25:21,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2830 transitions. [2021-10-13 03:25:21,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:21,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:21,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:21,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:25:22,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:22,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 1641 states and 2842 transitions. [2021-10-13 03:25:22,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2842 transitions. [2021-10-13 03:25:22,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:22,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:22,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:22,521 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-13 03:25:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:22,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 1645 states and 2849 transitions. [2021-10-13 03:25:22,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 2849 transitions. [2021-10-13 03:25:22,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:22,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:22,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:22,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-13 03:25:22,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:22,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 1648 states and 2853 transitions. [2021-10-13 03:25:22,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2853 transitions. [2021-10-13 03:25:22,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-13 03:25:22,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:22,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-13 03:25:22,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:22,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1653 states and 2861 transitions. [2021-10-13 03:25:22,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2861 transitions. [2021-10-13 03:25:22,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-13 03:25:22,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:22,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:22,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:22,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-13 03:25:22,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 1654 states and 2870 transitions. [2021-10-13 03:25:22,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2870 transitions. [2021-10-13 03:25:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-13 03:25:22,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:22,895 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:24,043 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-10-13 03:25:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:26,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 1657 states and 2872 transitions. [2021-10-13 03:25:26,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2872 transitions. [2021-10-13 03:25:26,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-13 03:25:26,511 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:26,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:26,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:25:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-10-13 03:25:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:25:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 1658 states and 2874 transitions. [2021-10-13 03:25:27,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2874 transitions. [2021-10-13 03:25:27,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-13 03:25:27,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:25:27,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:25:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:25:27,592 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:25:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:25:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-10-13 03:25:39,007 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:492) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-13 03:25:39,011 INFO L168 Benchmark]: Toolchain (without parser) took 208924.73 ms. Allocated memory was 92.3 MB in the beginning and 752.9 MB in the end (delta: 660.6 MB). Free memory was 63.3 MB in the beginning and 264.9 MB in the end (delta: -201.6 MB). Peak memory consumption was 460.0 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:39,011 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 92.3 MB. Free memory is still 73.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:25:39,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3975.11 ms. Allocated memory was 92.3 MB in the beginning and 169.9 MB in the end (delta: 77.6 MB). Free memory was 63.1 MB in the beginning and 87.6 MB in the end (delta: -24.5 MB). Peak memory consumption was 81.7 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:39,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 382.60 ms. Allocated memory is still 169.9 MB. Free memory was 87.6 MB in the beginning and 63.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:39,013 INFO L168 Benchmark]: Boogie Preprocessor took 364.80 ms. Allocated memory is still 169.9 MB. Free memory was 63.6 MB in the beginning and 77.5 MB in the end (delta: -13.9 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:39,013 INFO L168 Benchmark]: RCFGBuilder took 76640.46 ms. Allocated memory was 169.9 MB in the beginning and 360.7 MB in the end (delta: 190.8 MB). Free memory was 77.5 MB in the beginning and 110.4 MB in the end (delta: -32.9 MB). Peak memory consumption was 163.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:39,014 INFO L168 Benchmark]: CodeCheck took 127554.40 ms. Allocated memory was 360.7 MB in the beginning and 752.9 MB in the end (delta: 392.2 MB). Free memory was 110.4 MB in the beginning and 264.9 MB in the end (delta: -154.5 MB). Peak memory consumption was 238.6 MB. Max. memory is 16.1 GB. [2021-10-13 03:25:39,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:492) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 92.3 MB. Free memory is still 73.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3975.11 ms. Allocated memory was 92.3 MB in the beginning and 169.9 MB in the end (delta: 77.6 MB). Free memory was 63.1 MB in the beginning and 87.6 MB in the end (delta: -24.5 MB). Peak memory consumption was 81.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 382.60 ms. Allocated memory is still 169.9 MB. Free memory was 87.6 MB in the beginning and 63.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 364.80 ms. Allocated memory is still 169.9 MB. Free memory was 63.6 MB in the beginning and 77.5 MB in the end (delta: -13.9 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 76640.46 ms. Allocated memory was 169.9 MB in the beginning and 360.7 MB in the end (delta: 190.8 MB). Free memory was 77.5 MB in the beginning and 110.4 MB in the end (delta: -32.9 MB). Peak memory consumption was 163.4 MB. Max. memory is 16.1 GB. * CodeCheck took 127554.40 ms. Allocated memory was 360.7 MB in the beginning and 752.9 MB in the end (delta: 392.2 MB). Free memory was 110.4 MB in the beginning and 264.9 MB in the end (delta: -154.5 MB). Peak memory consumption was 238.6 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 03:25:39,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 03:25:41,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:25:41,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:25:42,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:25:42,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:25:42,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:25:42,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:25:42,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:25:42,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:25:42,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:25:42,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:25:42,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:25:42,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:25:42,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:25:42,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:25:42,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:25:42,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:25:42,053 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:25:42,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:25:42,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:25:42,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:25:42,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:25:42,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:25:42,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:25:42,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:25:42,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:25:42,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:25:42,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:25:42,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:25:42,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:25:42,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:25:42,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:25:42,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:25:42,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:25:42,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:25:42,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:25:42,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:25:42,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:25:42,102 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:25:42,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:25:42,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:25:42,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-10-13 03:25:42,164 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:25:42,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:25:42,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:25:42,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:25:42,168 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:25:42,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:25:42,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:25:42,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:25:42,169 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:25:42,170 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:25:42,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:25:42,171 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 03:25:42,171 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 03:25:42,172 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 03:25:42,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:25:42,172 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:25:42,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:25:42,173 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:25:42,173 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:25:42,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:25:42,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:25:42,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:25:42,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:25:42,175 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:25:42,175 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 03:25:42,175 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 03:25:42,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:25:42,176 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-10-13 03:25:42,176 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 03:25:42,176 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c445e7d136bb1d3b34eea0dd6ecd69c876791489 [2021-10-13 03:25:42,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:25:42,661 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:25:42,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:25:42,667 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:25:42,669 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:25:42,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2021-10-13 03:25:42,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/856f0cc19/d64f1e2dbd114368956980f699743415/FLAGec4999add [2021-10-13 03:25:43,985 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:25:43,986 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2021-10-13 03:25:44,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/856f0cc19/d64f1e2dbd114368956980f699743415/FLAGec4999add [2021-10-13 03:25:44,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/data/856f0cc19/d64f1e2dbd114368956980f699743415 [2021-10-13 03:25:44,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:25:44,230 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:25:44,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:25:44,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:25:44,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:25:44,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:25:44" (1/1) ... [2021-10-13 03:25:44,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b877146 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:44, skipping insertion in model container [2021-10-13 03:25:44,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:25:44" (1/1) ... [2021-10-13 03:25:44,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:25:44,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:25:47,417 WARN L228 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_04527054-5f38-48c5-b4bd-46bf2467c224/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2021-10-13 03:25:47,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:25:47,580 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 03:25:47,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:25:48,131 WARN L228 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_04527054-5f38-48c5-b4bd-46bf2467c224/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2021-10-13 03:25:48,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:25:48,194 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:25:48,722 WARN L228 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_04527054-5f38-48c5-b4bd-46bf2467c224/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i[288087,288100] [2021-10-13 03:25:48,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:25:49,252 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:25:49,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49 WrapperNode [2021-10-13 03:25:49,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:25:49,267 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:25:49,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:25:49,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:25:49,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,668 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:25:49,669 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:25:49,669 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:25:49,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:25:49,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,902 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,951 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:25:49,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:25:49,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:25:49,953 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:25:49,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:25:49" (1/1) ... [2021-10-13 03:25:49,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:25:49,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:25:50,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:25:50,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:25:50,076 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2021-10-13 03:25:50,076 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2021-10-13 03:25:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-13 03:25:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-13 03:25:50,077 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-10-13 03:25:50,077 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-10-13 03:25:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2021-10-13 03:25:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2021-10-13 03:25:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-10-13 03:25:50,078 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2021-10-13 03:25:50,078 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2021-10-13 03:25:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 03:25:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-13 03:25:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-10-13 03:25:50,079 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-10-13 03:25:50,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-13 03:25:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-13 03:25:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-10-13 03:25:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-10-13 03:25:50,080 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2021-10-13 03:25:50,080 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2021-10-13 03:25:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2021-10-13 03:25:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2021-10-13 03:25:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2021-10-13 03:25:50,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2021-10-13 03:25:50,081 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2021-10-13 03:25:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2021-10-13 03:25:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-10-13 03:25:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-10-13 03:25:50,082 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-10-13 03:25:50,082 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-10-13 03:25:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-10-13 03:25:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-10-13 03:25:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-10-13 03:25:50,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-10-13 03:25:50,083 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2021-10-13 03:25:50,084 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2021-10-13 03:25:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-10-13 03:25:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-10-13 03:25:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2021-10-13 03:25:50,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2021-10-13 03:25:50,085 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2021-10-13 03:25:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2021-10-13 03:25:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2021-10-13 03:25:50,086 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2021-10-13 03:25:50,086 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-10-13 03:25:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-10-13 03:25:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2021-10-13 03:25:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2021-10-13 03:25:50,087 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2021-10-13 03:25:50,087 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2021-10-13 03:25:50,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-10-13 03:25:50,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-10-13 03:25:50,089 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-10-13 03:25:50,090 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-10-13 03:25:50,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-10-13 03:25:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-10-13 03:25:50,091 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2021-10-13 03:25:50,091 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2021-10-13 03:25:50,092 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-10-13 03:25:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-10-13 03:25:50,093 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2021-10-13 03:25:50,093 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2021-10-13 03:25:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2021-10-13 03:25:50,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2021-10-13 03:25:50,094 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2021-10-13 03:25:50,095 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2021-10-13 03:25:50,095 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2021-10-13 03:25:50,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2021-10-13 03:25:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 03:25:50,096 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-10-13 03:25:50,097 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-10-13 03:25:50,097 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-10-13 03:25:50,102 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-10-13 03:25:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-13 03:25:50,104 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-10-13 03:25:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-10-13 03:25:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-10-13 03:25:50,105 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-10-13 03:25:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-13 03:25:50,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-13 03:25:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-13 03:25:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-10-13 03:25:50,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-10-13 03:25:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 03:25:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 03:25:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-13 03:25:50,106 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2021-10-13 03:25:50,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2021-10-13 03:25:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-10-13 03:25:50,107 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-10-13 03:25:50,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 03:25:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 03:25:50,108 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-10-13 03:25:50,108 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-10-13 03:25:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-13 03:25:50,109 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-10-13 03:25:50,109 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-10-13 03:25:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-10-13 03:25:50,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-10-13 03:25:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2021-10-13 03:25:50,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2021-10-13 03:25:50,110 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2021-10-13 03:25:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2021-10-13 03:25:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-10-13 03:25:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-10-13 03:25:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-10-13 03:25:50,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-10-13 03:25:50,111 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-10-13 03:25:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-10-13 03:25:50,112 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2021-10-13 03:25:50,112 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2021-10-13 03:25:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2021-10-13 03:25:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2021-10-13 03:25:50,113 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-10-13 03:25:50,113 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-10-13 03:25:50,114 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-10-13 03:25:50,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-10-13 03:25:50,118 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-10-13 03:25:50,119 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-10-13 03:25:50,119 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2021-10-13 03:25:50,119 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2021-10-13 03:25:50,120 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-10-13 03:25:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-10-13 03:25:50,121 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2021-10-13 03:25:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2021-10-13 03:25:50,121 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2021-10-13 03:25:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2021-10-13 03:25:50,121 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-10-13 03:25:50,121 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-10-13 03:25:50,122 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2021-10-13 03:25:50,122 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2021-10-13 03:25:50,122 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-10-13 03:25:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-10-13 03:25:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-10-13 03:25:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-10-13 03:25:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2021-10-13 03:25:50,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2021-10-13 03:25:50,123 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2021-10-13 03:25:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2021-10-13 03:25:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2021-10-13 03:25:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2021-10-13 03:25:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2021-10-13 03:25:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2021-10-13 03:25:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2021-10-13 03:25:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2021-10-13 03:25:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-10-13 03:25:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-10-13 03:25:50,124 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2021-10-13 03:25:50,124 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2021-10-13 03:25:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2021-10-13 03:25:50,125 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2021-10-13 03:25:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-10-13 03:25:50,125 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-10-13 03:25:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-10-13 03:25:50,125 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-10-13 03:25:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-13 03:25:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-10-13 03:25:50,125 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-10-13 03:25:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-13 03:25:50,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-13 03:25:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-13 03:25:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-13 03:25:50,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-13 03:25:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2021-10-13 03:25:50,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2021-10-13 03:25:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2021-10-13 03:25:50,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2021-10-13 03:25:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-13 03:25:50,126 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-10-13 03:25:50,126 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-10-13 03:25:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-10-13 03:25:50,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-10-13 03:25:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-10-13 03:25:50,127 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-10-13 03:25:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-13 03:25:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-13 03:25:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-13 03:25:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-13 03:25:50,127 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-13 03:25:50,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-13 03:25:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-13 03:25:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-10-13 03:25:50,128 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-10-13 03:25:50,128 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-10-13 03:25:50,128 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-10-13 03:25:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-10-13 03:25:50,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-10-13 03:25:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-10-13 03:25:50,129 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-10-13 03:25:50,129 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2021-10-13 03:25:50,129 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2021-10-13 03:25:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-10-13 03:25:50,130 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-10-13 03:25:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-10-13 03:25:50,130 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-10-13 03:25:50,130 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-10-13 03:25:50,131 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-10-13 03:25:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-10-13 03:25:50,131 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-10-13 03:25:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-10-13 03:25:50,131 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-10-13 03:25:50,131 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2021-10-13 03:25:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2021-10-13 03:25:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2021-10-13 03:25:50,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2021-10-13 03:25:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-13 03:25:50,132 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2021-10-13 03:25:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2021-10-13 03:25:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-10-13 03:25:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-10-13 03:25:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:25:50,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:25:50,133 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-10-13 03:25:50,134 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-10-13 03:25:50,134 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-10-13 03:25:50,134 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-10-13 03:25:54,254 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2021-10-13 03:25:54,254 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2021-10-13 03:26:19,952 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:26:19,957 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:26:19,962 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:26:19,965 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:26:19,976 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-13 03:26:57,479 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset := get_current(); srcloc: null [2021-10-13 03:26:57,480 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset := ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;havoc ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;ppp_read_~__ptr~0.base, ppp_read_~__ptr~0.offset := ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset; [2021-10-13 03:26:57,480 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##437: assume !false; [2021-10-13 03:26:57,480 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##436: assume false; [2021-10-13 03:26:57,480 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset := ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;havoc ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;ppp_read_~__ptr___3~0.base, ppp_read_~__ptr___3~0.offset := ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset; [2021-10-13 03:26:57,480 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset := get_current(); srcloc: null [2021-10-13 03:26:57,480 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume !false; [2021-10-13 03:26:57,481 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##260: assume false; [2021-10-13 03:26:57,481 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2021-10-13 03:26:57,481 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2021-10-13 03:26:57,481 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##271: assume !false; [2021-10-13 03:26:57,481 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume false; [2021-10-13 03:26:57,481 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2021-10-13 03:26:57,481 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2021-10-13 03:26:57,482 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume !false; [2021-10-13 03:26:57,482 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##205: assume false; [2021-10-13 03:26:57,482 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2021-10-13 03:26:57,482 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2021-10-13 03:26:57,482 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##317: assume false; [2021-10-13 03:26:57,482 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##318: assume !false; [2021-10-13 03:26:57,484 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##324: assume !false; [2021-10-13 03:26:57,484 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##323: assume false; [2021-10-13 03:26:57,484 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##173: assume !false; [2021-10-13 03:26:57,484 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume false; [2021-10-13 03:26:57,484 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2021-10-13 03:26:57,485 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##338: assume !false; [2021-10-13 03:26:57,486 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##337: assume false; [2021-10-13 03:26:57,487 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2021-10-13 03:26:57,487 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##367: assume !false; [2021-10-13 03:26:57,487 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume false; [2021-10-13 03:29:15,793 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:29:15,793 INFO L299 CfgBuilder]: Removed 250 assume(true) statements. [2021-10-13 03:29:15,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:29:15 BoogieIcfgContainer [2021-10-13 03:29:15,799 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:29:15,800 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:29:15,800 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:29:15,813 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:29:15,813 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:29:15" (1/1) ... [2021-10-13 03:29:15,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:29:15,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:29:15,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1106 states and 1602 transitions. [2021-10-13 03:29:15,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1602 transitions. [2021-10-13 03:29:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 03:29:15,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:29:15,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:29:15,968 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:444) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-13 03:29:15,974 INFO L168 Benchmark]: Toolchain (without parser) took 211742.57 ms. Allocated memory was 58.7 MB in the beginning and 503.3 MB in the end (delta: 444.6 MB). Free memory was 35.1 MB in the beginning and 158.0 MB in the end (delta: -123.0 MB). Peak memory consumption was 322.6 MB. Max. memory is 16.1 GB. [2021-10-13 03:29:15,975 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:29:15,976 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5031.70 ms. Allocated memory was 58.7 MB in the beginning and 255.9 MB in the end (delta: 197.1 MB). Free memory was 34.8 MB in the beginning and 126.7 MB in the end (delta: -91.9 MB). Peak memory consumption was 105.4 MB. Max. memory is 16.1 GB. [2021-10-13 03:29:15,977 INFO L168 Benchmark]: Boogie Procedure Inliner took 401.00 ms. Allocated memory is still 255.9 MB. Free memory was 126.7 MB in the beginning and 182.0 MB in the end (delta: -55.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:29:15,978 INFO L168 Benchmark]: Boogie Preprocessor took 282.70 ms. Allocated memory is still 255.9 MB. Free memory was 182.0 MB in the beginning and 153.7 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2021-10-13 03:29:15,979 INFO L168 Benchmark]: RCFGBuilder took 205846.83 ms. Allocated memory was 255.9 MB in the beginning and 503.3 MB in the end (delta: 247.5 MB). Free memory was 153.7 MB in the beginning and 167.5 MB in the end (delta: -13.7 MB). Peak memory consumption was 256.8 MB. Max. memory is 16.1 GB. [2021-10-13 03:29:15,979 INFO L168 Benchmark]: CodeCheck took 171.32 ms. Allocated memory is still 503.3 MB. Free memory was 167.5 MB in the beginning and 158.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:29:15,984 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 58.7 MB. Free memory is still 39.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5031.70 ms. Allocated memory was 58.7 MB in the beginning and 255.9 MB in the end (delta: 197.1 MB). Free memory was 34.8 MB in the beginning and 126.7 MB in the end (delta: -91.9 MB). Peak memory consumption was 105.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 401.00 ms. Allocated memory is still 255.9 MB. Free memory was 126.7 MB in the beginning and 182.0 MB in the end (delta: -55.3 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 282.70 ms. Allocated memory is still 255.9 MB. Free memory was 182.0 MB in the beginning and 153.7 MB in the end (delta: 28.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 205846.83 ms. Allocated memory was 255.9 MB in the beginning and 503.3 MB in the end (delta: 247.5 MB). Free memory was 153.7 MB in the beginning and 167.5 MB in the end (delta: -13.7 MB). Peak memory consumption was 256.8 MB. Max. memory is 16.1 GB. * CodeCheck took 171.32 ms. Allocated memory is still 503.3 MB. Free memory was 167.5 MB in the beginning and 158.0 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 03:29:16,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04527054-5f38-48c5-b4bd-46bf2467c224/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...