./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c0e62a2f55ddaeb08563a2d9bb0bfed8d8d740037b0faa92e9ebf8fe89adc120 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:13:51,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:13:51,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:13:51,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:13:51,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:13:51,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:13:51,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:13:51,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:13:51,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:13:51,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:13:51,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:13:51,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:13:51,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:13:51,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:13:51,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:13:51,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:13:51,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:13:51,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:13:51,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:13:51,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:13:51,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:13:51,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:13:51,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:13:51,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:13:51,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:13:51,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:13:51,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:13:51,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:13:51,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:13:51,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:13:51,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:13:51,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:13:51,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:13:51,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:13:51,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:13:51,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:13:51,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:13:51,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:13:51,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:13:51,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:13:51,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:13:51,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-22 23:13:51,599 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:13:51,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:13:51,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:13:51,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:13:51,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:13:51,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:13:51,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:13:51,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:13:51,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:13:51,611 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:13:51,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:13:51,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:13:51,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:13:51,613 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:13:51,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:13:51,613 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:13:51,614 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:13:51,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:13:51,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:51,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:13:51,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:13:51,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:13:51,615 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:13:51,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:13:51,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:13:51,616 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_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0e62a2f55ddaeb08563a2d9bb0bfed8d8d740037b0faa92e9ebf8fe89adc120 [2021-11-22 23:13:51,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:13:51,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:13:51,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:13:51,903 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:13:51,904 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:13:51,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2021-11-22 23:13:51,996 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/data/a906edd11/422207dfe6e04f04a20efe10de08658b/FLAG87771db4e [2021-11-22 23:13:52,693 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:13:52,696 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i [2021-11-22 23:13:52,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/data/a906edd11/422207dfe6e04f04a20efe10de08658b/FLAG87771db4e [2021-11-22 23:13:52,861 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/data/a906edd11/422207dfe6e04f04a20efe10de08658b [2021-11-22 23:13:52,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:13:52,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:13:52,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:52,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:13:52,877 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:13:52,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:52" (1/1) ... [2021-11-22 23:13:52,879 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209dfaf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:52, skipping insertion in model container [2021-11-22 23:13:52,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:13:52" (1/1) ... [2021-11-22 23:13:52,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:13:52,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:13:53,272 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2021-11-22 23:13:53,273 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2021-11-22 23:13:53,439 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2021-11-22 23:13:53,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:53,751 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:13:53,831 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2021-11-22 23:13:53,832 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2021-11-22 23:13:53,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2021-11-22 23:13:53,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:13:53,989 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:13:53,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53 WrapperNode [2021-11-22 23:13:53,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:13:53,991 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:53,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:13:53,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:13:53,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,129 INFO L137 Inliner]: procedures = 114, calls = 288, calls flagged for inlining = 49, calls inlined = 38, statements flattened = 878 [2021-11-22 23:13:54,130 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:13:54,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:13:54,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:13:54,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:13:54,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:13:54,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:13:54,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:13:54,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:13:54,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:13:53" (1/1) ... [2021-11-22 23:13:54,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:13:54,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:13:54,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:13:54,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:13:54,373 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2021-11-22 23:13:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2021-11-22 23:13:54,373 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2021-11-22 23:13:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2021-11-22 23:13:54,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-22 23:13:54,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-22 23:13:54,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:13:54,374 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2021-11-22 23:13:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2021-11-22 23:13:54,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-22 23:13:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-22 23:13:54,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-22 23:13:54,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-22 23:13:54,374 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2021-11-22 23:13:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2021-11-22 23:13:54,375 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2021-11-22 23:13:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2021-11-22 23:13:54,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-22 23:13:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-22 23:13:54,375 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-22 23:13:54,375 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-22 23:13:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2021-11-22 23:13:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2021-11-22 23:13:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:13:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-22 23:13:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-22 23:13:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2021-11-22 23:13:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2021-11-22 23:13:54,376 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2021-11-22 23:13:54,376 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2021-11-22 23:13:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2021-11-22 23:13:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2021-11-22 23:13:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-22 23:13:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-22 23:13:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:13:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2021-11-22 23:13:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2021-11-22 23:13:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:13:54,377 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-22 23:13:54,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-22 23:13:54,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:13:54,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:13:54,378 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2021-11-22 23:13:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2021-11-22 23:13:54,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:13:54,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-22 23:13:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-22 23:13:54,378 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2021-11-22 23:13:54,378 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2021-11-22 23:13:54,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:13:54,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:13:54,379 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2021-11-22 23:13:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2021-11-22 23:13:54,379 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-22 23:13:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-22 23:13:54,379 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2021-11-22 23:13:54,379 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2021-11-22 23:13:54,379 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2021-11-22 23:13:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2021-11-22 23:13:54,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:13:54,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-22 23:13:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-22 23:13:54,380 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2021-11-22 23:13:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2021-11-22 23:13:54,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:13:54,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:13:54,647 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:13:54,655 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:13:54,833 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-22 23:13:55,568 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:13:55,732 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:13:55,732 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:13:55,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:55 BoogieIcfgContainer [2021-11-22 23:13:55,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:13:55,737 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:13:55,737 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:13:55,747 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:13:55,775 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:55" (1/1) ... [2021-11-22 23:13:55,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:13:55,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:55,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 264 states and 379 transitions. [2021-11-22 23:13:55,851 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 379 transitions. [2021-11-22 23:13:55,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:13:55,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:55,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:56,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:56,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:56,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:56,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 269 states and 419 transitions. [2021-11-22 23:13:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 419 transitions. [2021-11-22 23:13:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:13:56,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:56,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:56,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:56,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:56,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 288 states and 490 transitions. [2021-11-22 23:13:56,664 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 490 transitions. [2021-11-22 23:13:56,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-22 23:13:56,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:56,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:13:56,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:56,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 289 states and 491 transitions. [2021-11-22 23:13:56,783 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 491 transitions. [2021-11-22 23:13:56,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:13:56,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:56,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:56,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:56,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:56,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 290 states and 491 transitions. [2021-11-22 23:13:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 491 transitions. [2021-11-22 23:13:56,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:13:56,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:56,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 300 states and 511 transitions. [2021-11-22 23:13:57,080 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 511 transitions. [2021-11-22 23:13:57,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:13:57,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:13:57,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 302 states and 514 transitions. [2021-11-22 23:13:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 514 transitions. [2021-11-22 23:13:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:13:57,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,195 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 305 states and 548 transitions. [2021-11-22 23:13:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 548 transitions. [2021-11-22 23:13:57,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:13:57,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,436 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:13:57,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 307 states and 551 transitions. [2021-11-22 23:13:57,447 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 551 transitions. [2021-11-22 23:13:57,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:13:57,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,569 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:13:57,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 308 states and 551 transitions. [2021-11-22 23:13:57,611 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 551 transitions. [2021-11-22 23:13:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:13:57,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:57,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:57,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 310 states and 553 transitions. [2021-11-22 23:13:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 553 transitions. [2021-11-22 23:13:57,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:13:57,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:57,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:57,785 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 315 states and 589 transitions. [2021-11-22 23:13:58,079 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 589 transitions. [2021-11-22 23:13:58,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:13:58,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:58,146 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:58,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 314 states and 583 transitions. [2021-11-22 23:13:58,178 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 583 transitions. [2021-11-22 23:13:58,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:13:58,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:58,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:58,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 317 states and 588 transitions. [2021-11-22 23:13:58,276 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 588 transitions. [2021-11-22 23:13:58,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:13:58,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:58,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 316 states and 582 transitions. [2021-11-22 23:13:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 582 transitions. [2021-11-22 23:13:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:13:58,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:58,451 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:13:58,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 318 states and 584 transitions. [2021-11-22 23:13:58,501 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 584 transitions. [2021-11-22 23:13:58,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:13:58,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:58,570 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:58,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 324 states and 618 transitions. [2021-11-22 23:13:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 618 transitions. [2021-11-22 23:13:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:13:58,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:58,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:58,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:13:59,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 325 states and 618 transitions. [2021-11-22 23:13:59,017 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 618 transitions. [2021-11-22 23:13:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-22 23:13:59,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,069 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:13:59,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 327 states and 621 transitions. [2021-11-22 23:13:59,178 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 621 transitions. [2021-11-22 23:13:59,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:59,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,288 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:59,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 329 states and 623 transitions. [2021-11-22 23:13:59,389 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 623 transitions. [2021-11-22 23:13:59,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:59,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,429 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:13:59,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 332 states and 628 transitions. [2021-11-22 23:13:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 628 transitions. [2021-11-22 23:13:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:13:59,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:13:59,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 333 states and 628 transitions. [2021-11-22 23:13:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 628 transitions. [2021-11-22 23:13:59,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:13:59,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 336 states and 636 transitions. [2021-11-22 23:13:59,856 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 636 transitions. [2021-11-22 23:13:59,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:13:59,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,911 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:13:59,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 339 states and 642 transitions. [2021-11-22 23:13:59,929 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 642 transitions. [2021-11-22 23:13:59,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:13:59,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:13:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:13:59,970 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:13:59,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:13:59,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 342 states and 647 transitions. [2021-11-22 23:13:59,994 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 647 transitions. [2021-11-22 23:13:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:13:59,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:13:59,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:00,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 344 states and 650 transitions. [2021-11-22 23:14:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 650 transitions. [2021-11-22 23:14:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-22 23:14:00,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:00,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:00,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 345 states and 650 transitions. [2021-11-22 23:14:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 650 transitions. [2021-11-22 23:14:00,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:14:00,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:00,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:00,291 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:00,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:00,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 347 states and 653 transitions. [2021-11-22 23:14:00,387 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 653 transitions. [2021-11-22 23:14:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:14:00,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:00,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:00,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 350 states and 656 transitions. [2021-11-22 23:14:00,454 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 656 transitions. [2021-11-22 23:14:00,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-22 23:14:00,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:00,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:00,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:01,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 368 states and 719 transitions. [2021-11-22 23:14:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 719 transitions. [2021-11-22 23:14:01,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:14:01,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:01,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:01,714 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 369 states and 719 transitions. [2021-11-22 23:14:01,731 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 719 transitions. [2021-11-22 23:14:01,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:14:01,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:01,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:01,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:01,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:01,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 370 states and 719 transitions. [2021-11-22 23:14:01,792 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 719 transitions. [2021-11-22 23:14:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-22 23:14:01,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:01,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:01,831 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:01,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 372 states and 721 transitions. [2021-11-22 23:14:01,928 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 721 transitions. [2021-11-22 23:14:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:14:01,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:01,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:01,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:02,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 372 states and 718 transitions. [2021-11-22 23:14:02,016 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 718 transitions. [2021-11-22 23:14:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:14:02,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,081 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 375 states and 722 transitions. [2021-11-22 23:14:02,184 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 722 transitions. [2021-11-22 23:14:02,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:14:02,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,252 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:02,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 376 states and 722 transitions. [2021-11-22 23:14:02,273 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 722 transitions. [2021-11-22 23:14:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:14:02,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,351 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 378 states and 724 transitions. [2021-11-22 23:14:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 724 transitions. [2021-11-22 23:14:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:14:02,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,464 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 379 states and 724 transitions. [2021-11-22 23:14:02,484 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 724 transitions. [2021-11-22 23:14:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:14:02,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:02,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 381 states and 726 transitions. [2021-11-22 23:14:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 726 transitions. [2021-11-22 23:14:02,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:14:02,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:02,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:02,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:03,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 401 states and 791 transitions. [2021-11-22 23:14:03,481 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 791 transitions. [2021-11-22 23:14:03,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:14:03,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,539 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:03,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 402 states and 791 transitions. [2021-11-22 23:14:03,557 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 791 transitions. [2021-11-22 23:14:03,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:14:03,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,642 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:03,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 403 states and 791 transitions. [2021-11-22 23:14:03,662 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 791 transitions. [2021-11-22 23:14:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:14:03,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,728 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:03,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 405 states and 793 transitions. [2021-11-22 23:14:03,750 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 793 transitions. [2021-11-22 23:14:03,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:14:03,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,819 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:03,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 406 states and 793 transitions. [2021-11-22 23:14:03,837 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 793 transitions. [2021-11-22 23:14:03,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:14:03,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:03,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:03,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 408 states and 795 transitions. [2021-11-22 23:14:03,913 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 795 transitions. [2021-11-22 23:14:03,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:14:03,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:03,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:04,016 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:05,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 427 states and 857 transitions. [2021-11-22 23:14:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 857 transitions. [2021-11-22 23:14:05,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-22 23:14:05,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:05,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:05,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 450 states and 930 transitions. [2021-11-22 23:14:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 930 transitions. [2021-11-22 23:14:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:14:06,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:06,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:06,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:06,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 451 states and 930 transitions. [2021-11-22 23:14:06,733 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 930 transitions. [2021-11-22 23:14:06,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:14:06,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:06,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:06,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:06,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 452 states and 930 transitions. [2021-11-22 23:14:06,842 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 930 transitions. [2021-11-22 23:14:06,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:14:06,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:06,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:06,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:06,904 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:06,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 453 states and 930 transitions. [2021-11-22 23:14:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 930 transitions. [2021-11-22 23:14:06,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:14:06,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:06,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:06,983 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:07,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 454 states and 930 transitions. [2021-11-22 23:14:07,003 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 930 transitions. [2021-11-22 23:14:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:14:07,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:07,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 456 states and 932 transitions. [2021-11-22 23:14:07,072 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 932 transitions. [2021-11-22 23:14:07,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:14:07,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 457 states and 932 transitions. [2021-11-22 23:14:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 932 transitions. [2021-11-22 23:14:07,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:14:07,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,212 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:07,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 459 states and 934 transitions. [2021-11-22 23:14:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 934 transitions. [2021-11-22 23:14:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:14:07,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:07,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 461 states and 936 transitions. [2021-11-22 23:14:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 936 transitions. [2021-11-22 23:14:07,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:14:07,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 462 states and 936 transitions. [2021-11-22 23:14:07,411 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 936 transitions. [2021-11-22 23:14:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:14:07,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,492 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:07,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 464 states and 938 transitions. [2021-11-22 23:14:07,515 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 938 transitions. [2021-11-22 23:14:07,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:14:07,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,564 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:07,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:07,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 466 states and 942 transitions. [2021-11-22 23:14:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 942 transitions. [2021-11-22 23:14:07,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:14:07,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:07,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:08,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:08,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 477 states and 965 transitions. [2021-11-22 23:14:08,122 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 965 transitions. [2021-11-22 23:14:08,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:14:08,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:08,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:08,233 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:09,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:09,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 499 states and 1034 transitions. [2021-11-22 23:14:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1034 transitions. [2021-11-22 23:14:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:14:09,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:09,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:09,929 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:09,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 500 states and 1034 transitions. [2021-11-22 23:14:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1034 transitions. [2021-11-22 23:14:09,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-22 23:14:09,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:09,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:09,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,005 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 501 states and 1034 transitions. [2021-11-22 23:14:10,026 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1034 transitions. [2021-11-22 23:14:10,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-22 23:14:10,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,076 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:10,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 503 states and 1036 transitions. [2021-11-22 23:14:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1036 transitions. [2021-11-22 23:14:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:14:10,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,153 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:10,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 504 states and 1036 transitions. [2021-11-22 23:14:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1036 transitions. [2021-11-22 23:14:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:14:10,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,227 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:10,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 506 states and 1038 transitions. [2021-11-22 23:14:10,250 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1038 transitions. [2021-11-22 23:14:10,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:10,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,340 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:10,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 508 states and 1044 transitions. [2021-11-22 23:14:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1044 transitions. [2021-11-22 23:14:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:14:10,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:10,724 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 510 states and 1048 transitions. [2021-11-22 23:14:10,974 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1048 transitions. [2021-11-22 23:14:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:14:10,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:10,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:11,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:11,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 512 states and 1060 transitions. [2021-11-22 23:14:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1060 transitions. [2021-11-22 23:14:11,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:14:11,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:11,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:11,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,107 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 514 states and 1064 transitions. [2021-11-22 23:14:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1064 transitions. [2021-11-22 23:14:11,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:14:11,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:11,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,195 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:11,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 516 states and 1066 transitions. [2021-11-22 23:14:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1066 transitions. [2021-11-22 23:14:11,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-22 23:14:11,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:11,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:11,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:11,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 518 states and 1068 transitions. [2021-11-22 23:14:11,303 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1068 transitions. [2021-11-22 23:14:11,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:14:11,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:11,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,431 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:11,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:11,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 521 states and 1083 transitions. [2021-11-22 23:14:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1083 transitions. [2021-11-22 23:14:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:14:11,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:11,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 531 states and 1129 transitions. [2021-11-22 23:14:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1129 transitions. [2021-11-22 23:14:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:14:12,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:12,527 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:12,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 535 states and 1135 transitions. [2021-11-22 23:14:12,552 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1135 transitions. [2021-11-22 23:14:12,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:14:12,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:12,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 539 states and 1141 transitions. [2021-11-22 23:14:12,648 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1141 transitions. [2021-11-22 23:14:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:14:12,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:12,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 540 states and 1142 transitions. [2021-11-22 23:14:12,732 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1142 transitions. [2021-11-22 23:14:12,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:14:12,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:12,792 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:12,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:12,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 542 states and 1145 transitions. [2021-11-22 23:14:12,833 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1145 transitions. [2021-11-22 23:14:12,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-22 23:14:12,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:12,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:13,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 545 states and 1149 transitions. [2021-11-22 23:14:13,018 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1149 transitions. [2021-11-22 23:14:13,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:14:13,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,088 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:13,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 547 states and 1152 transitions. [2021-11-22 23:14:13,112 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1152 transitions. [2021-11-22 23:14:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:14:13,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,177 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:13,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 551 states and 1158 transitions. [2021-11-22 23:14:13,302 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1158 transitions. [2021-11-22 23:14:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:14:13,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,366 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 554 states and 1164 transitions. [2021-11-22 23:14:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1164 transitions. [2021-11-22 23:14:13,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-22 23:14:13,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,455 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 556 states and 1167 transitions. [2021-11-22 23:14:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1167 transitions. [2021-11-22 23:14:13,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:14:13,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 560 states and 1173 transitions. [2021-11-22 23:14:13,811 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1173 transitions. [2021-11-22 23:14:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:14:13,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:13,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:13,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 562 states and 1177 transitions. [2021-11-22 23:14:13,911 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1177 transitions. [2021-11-22 23:14:13,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:14:13,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:13,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:13,980 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:14,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:14,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 563 states and 1178 transitions. [2021-11-22 23:14:14,015 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1178 transitions. [2021-11-22 23:14:14,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:14:14,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:14,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:14,144 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:16,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 593 states and 1266 transitions. [2021-11-22 23:14:16,220 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1266 transitions. [2021-11-22 23:14:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:14:16,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,285 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:16,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 594 states and 1266 transitions. [2021-11-22 23:14:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1266 transitions. [2021-11-22 23:14:16,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:14:16,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,384 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:14:16,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 595 states and 1266 transitions. [2021-11-22 23:14:16,425 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1266 transitions. [2021-11-22 23:14:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:14:16,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 597 states and 1268 transitions. [2021-11-22 23:14:16,524 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1268 transitions. [2021-11-22 23:14:16,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:14:16,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,583 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:16,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 598 states and 1268 transitions. [2021-11-22 23:14:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1268 transitions. [2021-11-22 23:14:16,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:14:16,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 600 states and 1270 transitions. [2021-11-22 23:14:16,733 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1270 transitions. [2021-11-22 23:14:16,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:14:16,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,797 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:16,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 603 states and 1276 transitions. [2021-11-22 23:14:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 1276 transitions. [2021-11-22 23:14:16,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-22 23:14:16,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:16,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:16,925 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:16,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:16,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 605 states and 1279 transitions. [2021-11-22 23:14:16,967 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1279 transitions. [2021-11-22 23:14:16,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:16,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:16,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,037 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:14:17,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 607 states and 1283 transitions. [2021-11-22 23:14:17,091 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 1283 transitions. [2021-11-22 23:14:17,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:14:17,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,153 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 610 states and 1289 transitions. [2021-11-22 23:14:17,183 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1289 transitions. [2021-11-22 23:14:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:14:17,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,243 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 612 states and 1293 transitions. [2021-11-22 23:14:17,272 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1293 transitions. [2021-11-22 23:14:17,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:14:17,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,333 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:17,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 614 states and 1296 transitions. [2021-11-22 23:14:17,367 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1296 transitions. [2021-11-22 23:14:17,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:14:17,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,426 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:17,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:17,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 615 states and 1297 transitions. [2021-11-22 23:14:17,461 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1297 transitions. [2021-11-22 23:14:17,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:14:17,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:17,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:17,713 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:18,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 622 states and 1329 transitions. [2021-11-22 23:14:18,880 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1329 transitions. [2021-11-22 23:14:18,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:14:18,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:18,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:18,935 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 627 states and 1363 transitions. [2021-11-22 23:14:19,214 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1363 transitions. [2021-11-22 23:14:19,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:14:19,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:19,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:19,273 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:19,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:19,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 629 states and 1389 transitions. [2021-11-22 23:14:19,585 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1389 transitions. [2021-11-22 23:14:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:14:19,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:19,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:19,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:19,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:19,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 628 states and 1372 transitions. [2021-11-22 23:14:19,835 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1372 transitions. [2021-11-22 23:14:19,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:14:19,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:19,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:19,901 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 630 states and 1376 transitions. [2021-11-22 23:14:19,937 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1376 transitions. [2021-11-22 23:14:19,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:14:19,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:19,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:19,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:20,051 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:20,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:20,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 631 states and 1377 transitions. [2021-11-22 23:14:20,092 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1377 transitions. [2021-11-22 23:14:20,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:14:20,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:20,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:20,357 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:21,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:21,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 636 states and 1409 transitions. [2021-11-22 23:14:21,730 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1409 transitions. [2021-11-22 23:14:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:14:21,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:21,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:22,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 639 states and 1432 transitions. [2021-11-22 23:14:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1432 transitions. [2021-11-22 23:14:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:14:22,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:22,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,438 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 641 states and 1434 transitions. [2021-11-22 23:14:22,461 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1434 transitions. [2021-11-22 23:14:22,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:14:22,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:22,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,518 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:22,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 643 states and 1436 transitions. [2021-11-22 23:14:22,580 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1436 transitions. [2021-11-22 23:14:22,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:14:22,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,718 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 642 states and 1417 transitions. [2021-11-22 23:14:22,840 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1417 transitions. [2021-11-22 23:14:22,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:14:22,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:22,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:22,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 642 states and 1416 transitions. [2021-11-22 23:14:22,916 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1416 transitions. [2021-11-22 23:14:22,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:14:22,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:22,970 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:22,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:22,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 644 states and 1418 transitions. [2021-11-22 23:14:22,993 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1418 transitions. [2021-11-22 23:14:22,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:14:22,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:22,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:23,060 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:14:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 646 states and 1420 transitions. [2021-11-22 23:14:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1420 transitions. [2021-11-22 23:14:23,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-22 23:14:23,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:23,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:23,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:23,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 645 states and 1401 transitions. [2021-11-22 23:14:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1401 transitions. [2021-11-22 23:14:23,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-22 23:14:23,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:23,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:24,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 658 states and 1481 transitions. [2021-11-22 23:14:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1481 transitions. [2021-11-22 23:14:24,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:14:24,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:24,600 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:26,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 666 states and 1521 transitions. [2021-11-22 23:14:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1521 transitions. [2021-11-22 23:14:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:14:26,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:26,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:26,323 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:27,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:27,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 672 states and 1547 transitions. [2021-11-22 23:14:27,160 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1547 transitions. [2021-11-22 23:14:27,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:14:27,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:27,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,217 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:14:27,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 673 states and 1547 transitions. [2021-11-22 23:14:27,250 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1547 transitions. [2021-11-22 23:14:27,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:14:27,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:27,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:14:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:27,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 678 states and 1558 transitions. [2021-11-22 23:14:27,902 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1558 transitions. [2021-11-22 23:14:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:27,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:27,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:27,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:27,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:27,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 678 states and 1557 transitions. [2021-11-22 23:14:27,984 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1557 transitions. [2021-11-22 23:14:27,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-22 23:14:27,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:27,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,034 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:14:28,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 680 states and 1582 transitions. [2021-11-22 23:14:28,379 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1582 transitions. [2021-11-22 23:14:28,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:28,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:28,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 682 states and 1584 transitions. [2021-11-22 23:14:28,458 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1584 transitions. [2021-11-22 23:14:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:28,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,615 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:29,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:29,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 687 states and 1615 transitions. [2021-11-22 23:14:29,731 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1615 transitions. [2021-11-22 23:14:29,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:14:29,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:29,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:29,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:29,837 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:30,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 690 states and 1619 transitions. [2021-11-22 23:14:30,298 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1619 transitions. [2021-11-22 23:14:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:30,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:30,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:30,365 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:31,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 693 states and 1645 transitions. [2021-11-22 23:14:31,162 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1645 transitions. [2021-11-22 23:14:31,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:14:31,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,466 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 735 states and 1813 transitions. [2021-11-22 23:14:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1813 transitions. [2021-11-22 23:14:36,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:14:36,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,061 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:37,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 736 states and 1813 transitions. [2021-11-22 23:14:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1813 transitions. [2021-11-22 23:14:37,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:14:37,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:37,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,488 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:14:38,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 736 states and 1812 transitions. [2021-11-22 23:14:38,122 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1812 transitions. [2021-11-22 23:14:38,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:38,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:38,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 741 states and 1819 transitions. [2021-11-22 23:14:38,227 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1819 transitions. [2021-11-22 23:14:38,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:14:38,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:14:38,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 746 states and 1829 transitions. [2021-11-22 23:14:38,716 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1829 transitions. [2021-11-22 23:14:38,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:14:38,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,783 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:40,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 756 states and 1898 transitions. [2021-11-22 23:14:40,382 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1898 transitions. [2021-11-22 23:14:40,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:14:40,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,438 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:40,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 757 states and 1898 transitions. [2021-11-22 23:14:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1898 transitions. [2021-11-22 23:14:40,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:14:40,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,527 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:14:41,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 768 states and 1949 transitions. [2021-11-22 23:14:41,570 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1949 transitions. [2021-11-22 23:14:41,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:14:41,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:14:42,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 771 states and 1971 transitions. [2021-11-22 23:14:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1971 transitions. [2021-11-22 23:14:42,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:14:42,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,087 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 6 proven. 24 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:14:42,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 773 states and 1973 transitions. [2021-11-22 23:14:42,121 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1973 transitions. [2021-11-22 23:14:42,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:14:42,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:14:42,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 773 states and 1972 transitions. [2021-11-22 23:14:42,757 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1972 transitions. [2021-11-22 23:14:42,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:42,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:14:42,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 774 states and 1973 transitions. [2021-11-22 23:14:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1973 transitions. [2021-11-22 23:14:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:42,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:43,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 778 states and 1979 transitions. [2021-11-22 23:14:43,366 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1979 transitions. [2021-11-22 23:14:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:14:43,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 783 states and 1988 transitions. [2021-11-22 23:14:43,936 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1988 transitions. [2021-11-22 23:14:43,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:14:43,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,318 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:45,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 789 states and 2017 transitions. [2021-11-22 23:14:45,601 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 2017 transitions. [2021-11-22 23:14:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:14:45,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:45,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:14:45,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:46,068 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:14:46,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 819 states and 2058 transitions. [2021-11-22 23:14:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 2058 transitions. [2021-11-22 23:14:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:14:46,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:14:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:46,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 820 states and 2061 transitions. [2021-11-22 23:14:46,842 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 2061 transitions. [2021-11-22 23:14:46,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:14:46,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:46,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:14:47,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:47,239 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:14:47,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 829 states and 2075 transitions. [2021-11-22 23:14:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 2075 transitions. [2021-11-22 23:14:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:47,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:47,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 832 states and 2082 transitions. [2021-11-22 23:14:47,383 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 2082 transitions. [2021-11-22 23:14:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:14:47,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,452 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:14:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 834 states and 2086 transitions. [2021-11-22 23:14:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 2086 transitions. [2021-11-22 23:14:47,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:14:47,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,544 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:48,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 844 states and 2124 transitions. [2021-11-22 23:14:48,934 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 2124 transitions. [2021-11-22 23:14:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:14:48,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,987 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:49,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 847 states and 2128 transitions. [2021-11-22 23:14:49,468 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 2128 transitions. [2021-11-22 23:14:49,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:14:49,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,537 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:14:49,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 852 states and 2135 transitions. [2021-11-22 23:14:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 2135 transitions. [2021-11-22 23:14:49,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:14:49,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 857 states and 2144 transitions. [2021-11-22 23:14:50,284 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 2144 transitions. [2021-11-22 23:14:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:14:50,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 859 states and 2146 transitions. [2021-11-22 23:14:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 2146 transitions. [2021-11-22 23:14:51,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:14:51,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:14:51,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:51,400 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:14:51,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 861 states and 2146 transitions. [2021-11-22 23:14:51,428 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 2146 transitions. [2021-11-22 23:14:51,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:14:51,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:51,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,998 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:53,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 872 states and 2187 transitions. [2021-11-22 23:14:53,911 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 2187 transitions. [2021-11-22 23:14:53,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:14:53,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,272 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:14:55,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 876 states and 2193 transitions. [2021-11-22 23:14:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 2193 transitions. [2021-11-22 23:14:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:14:55,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,454 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:14:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 878 states and 2193 transitions. [2021-11-22 23:14:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2193 transitions. [2021-11-22 23:14:55,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:14:55,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:14:55,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:55,840 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:14:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 880 states and 2193 transitions. [2021-11-22 23:14:55,880 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 2193 transitions. [2021-11-22 23:14:55,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:14:55,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:14:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 882 states and 2196 transitions. [2021-11-22 23:14:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 2196 transitions. [2021-11-22 23:14:56,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-22 23:14:56,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,065 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 883 states and 2197 transitions. [2021-11-22 23:14:56,113 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2197 transitions. [2021-11-22 23:14:56,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:14:56,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:14:59,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 902 states and 2285 transitions. [2021-11-22 23:14:59,421 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 2285 transitions. [2021-11-22 23:14:59,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:14:59,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,462 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:14:59,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 907 states and 2295 transitions. [2021-11-22 23:14:59,504 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 2295 transitions. [2021-11-22 23:14:59,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:14:59,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:59,736 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-22 23:15:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 913 states and 2320 transitions. [2021-11-22 23:15:01,045 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2320 transitions. [2021-11-22 23:15:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:15:01,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,099 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:01,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 916 states and 2332 transitions. [2021-11-22 23:15:01,230 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 2332 transitions. [2021-11-22 23:15:01,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:01,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 962 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:15:01,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:15:01,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 918 states and 2332 transitions. [2021-11-22 23:15:01,738 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 2332 transitions. [2021-11-22 23:15:01,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:15:01,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 23:15:02,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 921 states and 2340 transitions. [2021-11-22 23:15:02,814 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 2340 transitions. [2021-11-22 23:15:02,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:02,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,872 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 923 states and 2343 transitions. [2021-11-22 23:15:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2343 transitions. [2021-11-22 23:15:02,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:02,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:02,955 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:02,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 924 states and 2349 transitions. [2021-11-22 23:15:02,992 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2349 transitions. [2021-11-22 23:15:02,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:02,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,044 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:03,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:03,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 927 states and 2362 transitions. [2021-11-22 23:15:03,517 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 2362 transitions. [2021-11-22 23:15:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:15:03,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:03,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 17 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:15:05,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 943 states and 2428 transitions. [2021-11-22 23:15:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 2428 transitions. [2021-11-22 23:15:05,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:15:05,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:15:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 944 states and 2444 transitions. [2021-11-22 23:15:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 2444 transitions. [2021-11-22 23:15:06,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:15:06,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,073 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:15:06,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 947 states and 2451 transitions. [2021-11-22 23:15:06,362 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 2451 transitions. [2021-11-22 23:15:06,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:06,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,417 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 952 states and 2463 transitions. [2021-11-22 23:15:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 2463 transitions. [2021-11-22 23:15:06,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:06,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:06,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,891 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:15:07,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 956 states and 2470 transitions. [2021-11-22 23:15:07,107 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 2470 transitions. [2021-11-22 23:15:07,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:07,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,148 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:15:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 959 states and 2475 transitions. [2021-11-22 23:15:07,569 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 2475 transitions. [2021-11-22 23:15:07,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:15:07,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,618 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:15:07,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 961 states and 2479 transitions. [2021-11-22 23:15:07,646 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 2479 transitions. [2021-11-22 23:15:07,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:15:07,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:15:07,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 962 states and 2481 transitions. [2021-11-22 23:15:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2481 transitions. [2021-11-22 23:15:07,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:07,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,814 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 963 states and 2482 transitions. [2021-11-22 23:15:07,907 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 2482 transitions. [2021-11-22 23:15:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:15:07,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-22 23:15:07,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 964 states and 2482 transitions. [2021-11-22 23:15:07,972 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 2482 transitions. [2021-11-22 23:15:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:15:07,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,029 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-22 23:15:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 967 states and 2485 transitions. [2021-11-22 23:15:08,248 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 2485 transitions. [2021-11-22 23:15:08,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:08,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:08,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 970 states and 2490 transitions. [2021-11-22 23:15:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 2490 transitions. [2021-11-22 23:15:08,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:15:08,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,480 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:15:08,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:08,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 974 states and 2494 transitions. [2021-11-22 23:15:08,624 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 2494 transitions. [2021-11-22 23:15:08,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:15:08,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:08,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:15:09,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:09,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 979 states and 2506 transitions. [2021-11-22 23:15:09,099 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 2506 transitions. [2021-11-22 23:15:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:15:09,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:09,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:09,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 981 states and 2525 transitions. [2021-11-22 23:15:09,583 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2525 transitions. [2021-11-22 23:15:09,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:15:09,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:09,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:15:09,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:09,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2594 states to 982 states and 2526 transitions. [2021-11-22 23:15:09,873 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 2526 transitions. [2021-11-22 23:15:09,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:15:09,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:09,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:15:10,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2600 states to 986 states and 2532 transitions. [2021-11-22 23:15:10,488 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2532 transitions. [2021-11-22 23:15:10,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:10,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:10,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:10,535 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:11,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 989 states and 2556 transitions. [2021-11-22 23:15:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2556 transitions. [2021-11-22 23:15:11,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:15:11,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:11,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:11,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:11,103 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:15:11,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 995 states and 2564 transitions. [2021-11-22 23:15:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 2564 transitions. [2021-11-22 23:15:11,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:11,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:11,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:15:11,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:11,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 997 states and 2578 transitions. [2021-11-22 23:15:11,975 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2578 transitions. [2021-11-22 23:15:11,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:11,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:11,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:12,031 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:15:12,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:12,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 1000 states and 2609 transitions. [2021-11-22 23:15:12,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 2609 transitions. [2021-11-22 23:15:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:12,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:12,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:12,816 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-22 23:15:12,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:12,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 1002 states and 2611 transitions. [2021-11-22 23:15:12,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2611 transitions. [2021-11-22 23:15:12,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:15:12,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:12,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:12,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:15:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:12,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1005 states and 2616 transitions. [2021-11-22 23:15:12,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2616 transitions. [2021-11-22 23:15:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:15:12,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:12,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:13,034 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-22 23:15:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:13,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 1012 states and 2628 transitions. [2021-11-22 23:15:13,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 2628 transitions. [2021-11-22 23:15:13,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:13,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:13,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:13,559 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 19 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-22 23:15:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:14,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 1019 states and 2642 transitions. [2021-11-22 23:15:14,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 2642 transitions. [2021-11-22 23:15:14,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:15:14,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:14,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:14,673 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 23:15:15,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:15,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1024 states and 2674 transitions. [2021-11-22 23:15:15,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 2674 transitions. [2021-11-22 23:15:15,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:15:15,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:15,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:15:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1025 states and 2674 transitions. [2021-11-22 23:15:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 2674 transitions. [2021-11-22 23:15:15,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:15:15,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:15,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:15:15,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2742 states to 1026 states and 2674 transitions. [2021-11-22 23:15:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2674 transitions. [2021-11-22 23:15:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:15:15,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:15,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:15,799 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-22 23:15:16,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1031 states and 2696 transitions. [2021-11-22 23:15:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2696 transitions. [2021-11-22 23:15:16,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:15:16,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:16,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:16,922 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 6 proven. 20 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:15:16,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:16,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 1035 states and 2702 transitions. [2021-11-22 23:15:16,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 2702 transitions. [2021-11-22 23:15:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:15:16,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:16,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:17,007 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-22 23:15:17,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 1039 states and 2707 transitions. [2021-11-22 23:15:17,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 2707 transitions. [2021-11-22 23:15:17,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:15:17,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:17,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:17,331 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:15:18,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:18,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 1040 states and 2709 transitions. [2021-11-22 23:15:18,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 2709 transitions. [2021-11-22 23:15:18,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:15:18,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:18,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:19,075 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-22 23:15:21,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:21,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 144 states and 190 transitions. [2021-11-22 23:15:21,583 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 190 transitions. [2021-11-22 23:15:21,584 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-22 23:15:21,584 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 198 iterations. [2021-11-22 23:15:21,592 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-22 23:15:22,600 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,605 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,605 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,605 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,605 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,605 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,606 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2021-11-22 23:15:22,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,610 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,611 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-22 23:15:22,611 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,611 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,611 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,611 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,611 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,612 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,613 INFO L560 CodeCheckObserver]: Invariant with dag size 25 [2021-11-22 23:15:22,613 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,614 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,614 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,614 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,614 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,614 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-22 23:15:22,614 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,615 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,616 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,616 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,616 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-22 23:15:22,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:15:22 ImpRootNode [2021-11-22 23:15:22,616 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-22 23:15:22,617 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:15:22,617 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:15:22,617 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:15:22,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:13:55" (3/4) ... [2021-11-22 23:15:22,621 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_stop_kthread [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_delay [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_spin_write_unlock_irq [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_lock [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_random [2021-11-22 23:15:22,625 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_stats_print [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_lock_busted_write_unlock [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_print_module_parms [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_delay [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lock_torture_cleanup [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_init_end [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock_irq [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _torture_create_kthread [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_lock [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~~TO~VOID [2021-11-22 23:15:22,626 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-11-22 23:15:22,627 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure torture_spin_lock_write_unlock [2021-11-22 23:15:22,627 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2021-11-22 23:15:22,648 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 182 nodes and edges [2021-11-22 23:15:22,650 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2021-11-22 23:15:22,652 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-11-22 23:15:22,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-22 23:15:22,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-22 23:15:22,659 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:15:22,661 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-22 23:15:22,943 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-22 23:15:22,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:15:22,944 INFO L158 Benchmark]: Toolchain (without parser) took 90075.77ms. Allocated memory was 98.6MB in the beginning and 960.5MB in the end (delta: 861.9MB). Free memory was 59.9MB in the beginning and 817.5MB in the end (delta: -757.7MB). Peak memory consumption was 627.7MB. Max. memory is 16.1GB. [2021-11-22 23:15:22,944 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:15:22,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1116.84ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 59.6MB in the beginning and 64.0MB in the end (delta: -4.4MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2021-11-22 23:15:22,948 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.76ms. Allocated memory is still 119.5MB. Free memory was 64.0MB in the beginning and 58.4MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:15:22,949 INFO L158 Benchmark]: Boogie Preprocessor took 161.66ms. Allocated memory is still 119.5MB. Free memory was 58.4MB in the beginning and 83.9MB in the end (delta: -25.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-22 23:15:22,949 INFO L158 Benchmark]: RCFGBuilder took 1442.93ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 44.7MB in the end (delta: 38.6MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2021-11-22 23:15:22,949 INFO L158 Benchmark]: CodeCheck took 86879.96ms. Allocated memory was 119.5MB in the beginning and 960.5MB in the end (delta: 841.0MB). Free memory was 44.7MB in the beginning and 315.5MB in the end (delta: -270.8MB). Peak memory consumption was 569.9MB. Max. memory is 16.1GB. [2021-11-22 23:15:22,950 INFO L158 Benchmark]: Witness Printer took 326.08ms. Allocated memory is still 960.5MB. Free memory was 315.5MB in the beginning and 817.5MB in the end (delta: -502.0MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2021-11-22 23:15:22,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 28 procedures, 265 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 85.8s, OverallIterations: 198, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 361099 SdHoareTripleChecker+Valid, 403.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 253101 mSDsluCounter, 459003 SdHoareTripleChecker+Invalid, 336.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 406118 mSDsCounter, 46510 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 378101 IncrementalHoareTripleChecker+Invalid, 424611 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46510 mSolverCounterUnsat, 87504 mSDtfsCounter, 378101 mSolverCounterSat, 6.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 191764 GetRequests, 190502 SyntacticMatches, 468 SemanticMatches, 794 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346756 ImplicationChecksByTransitivity, 62.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.1s SsaConstructionTime, 3.8s SatisfiabilityAnalysisTime, 13.0s InterpolantComputationTime, 17718 NumberOfCodeBlocks, 17718 NumberOfCodeBlocksAsserted, 197 NumberOfCheckSat, 17521 ConstructedInterpolants, 0 QuantifiedInterpolants, 29824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 5720 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 197 InterpolantComputations, 172 PerfectInterpolantSequences, 5383/5757 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 2013]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 2371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2508]: Loop Invariant Derived loop invariant: (((((!(onoff_interval == 0) || !(shutdown_secs == 0)) || !(ref_cnt == 0)) || !(ldv_spin == 0)) || !(5 == stutter)) || stat_interval < 60) || !(shuffle_interval == 3) - InvariantResult [Line: 2609]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2016]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2865]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2614]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2096]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2755]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2660]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2096]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2414]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: (((((!(onoff_interval == 0) || !(shutdown_secs == 0)) || !(ref_cnt == 0)) || !(ldv_spin == 0)) || !(5 == stutter)) || stat_interval < 60) || !(shuffle_interval == 3) - InvariantResult [Line: 2609]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2399]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1937]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2857]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2668]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2696]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2456]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 98.6MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1116.84ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 59.6MB in the beginning and 64.0MB in the end (delta: -4.4MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.76ms. Allocated memory is still 119.5MB. Free memory was 64.0MB in the beginning and 58.4MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 161.66ms. Allocated memory is still 119.5MB. Free memory was 58.4MB in the beginning and 83.9MB in the end (delta: -25.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1442.93ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 44.7MB in the end (delta: 38.6MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * CodeCheck took 86879.96ms. Allocated memory was 119.5MB in the beginning and 960.5MB in the end (delta: 841.0MB). Free memory was 44.7MB in the beginning and 315.5MB in the end (delta: -270.8MB). Peak memory consumption was 569.9MB. Max. memory is 16.1GB. * Witness Printer took 326.08ms. Allocated memory is still 960.5MB. Free memory was 315.5MB in the beginning and 817.5MB in the end (delta: -502.0MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-22 23:15:23,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_73013d7c-6f57-4633-9b32-28a19ff44cad/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE