./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memsetNonZero3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memsetNonZero3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51393d639f010eae1b63625f7a13f75512f9f6892d9718dd03fa54720c8c54a0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:57:49,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:57:49,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:57:49,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:57:49,709 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:57:49,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:57:49,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:57:49,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:57:49,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:57:49,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:57:49,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:57:49,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:57:49,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:57:49,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:57:49,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:57:49,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:57:49,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:57:49,741 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:57:49,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:57:49,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:57:49,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:57:49,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:57:49,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:57:49,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:57:49,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:57:49,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:57:49,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:57:49,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:57:49,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:57:49,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:57:49,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:57:49,777 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:57:49,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:57:49,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:57:49,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:57:49,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:57:49,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:57:49,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:57:49,783 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:57:49,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:57:49,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:57:49,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:57:49,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:57:49,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:57:49,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:57:49,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:57:49,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:57:49,830 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:57:49,830 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:57:49,830 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:57:49,830 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:57:49,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:57:49,832 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:57:49,838 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:57:49,838 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:57:49,839 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:57:49,839 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:57:49,839 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:57:49,839 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:57:49,840 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:57:49,840 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:57:49,840 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:49,841 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:57:49,841 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:57:49,841 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:57:49,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:57:49,842 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_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51393d639f010eae1b63625f7a13f75512f9f6892d9718dd03fa54720c8c54a0 [2021-11-23 15:57:50,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:57:50,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:57:50,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:57:50,162 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:57:50,163 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:57:50,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-memsafety/memsetNonZero3.c [2021-11-23 15:57:50,254 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/data/72d93a7b3/ac9d5ad1190e405dbdb8c78e1693870a/FLAGa0e33594b [2021-11-23 15:57:50,680 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:57:50,681 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/sv-benchmarks/c/ldv-memsafety/memsetNonZero3.c [2021-11-23 15:57:50,688 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/data/72d93a7b3/ac9d5ad1190e405dbdb8c78e1693870a/FLAGa0e33594b [2021-11-23 15:57:51,084 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/data/72d93a7b3/ac9d5ad1190e405dbdb8c78e1693870a [2021-11-23 15:57:51,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:57:51,088 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:57:51,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:51,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:57:51,097 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:57:51,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ee9434b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51, skipping insertion in model container [2021-11-23 15:57:51,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:57:51,118 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:57:51,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:51,278 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:57:51,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:57:51,303 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:57:51,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51 WrapperNode [2021-11-23 15:57:51,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:57:51,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:51,305 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:57:51,305 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:57:51,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,336 INFO L137 Inliner]: procedures = 7, calls = 6, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2021-11-23 15:57:51,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:57:51,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:57:51,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:57:51,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:57:51,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:57:51,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:57:51,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:57:51,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:57:51,359 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:57:51,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:57:51,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:57:51,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:57:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:57:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:57:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:57:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:57:51,512 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:57:51,514 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:57:51,647 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:57:51,663 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:57:51,663 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:57:51,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:51 BoogieIcfgContainer [2021-11-23 15:57:51,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:57:51,668 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:57:51,668 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:57:51,678 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:57:51,678 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:51" (1/1) ... [2021-11-23 15:57:51,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:57:51,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:51,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2021-11-23 15:57:51,778 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2021-11-23 15:57:51,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 15:57:51,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:51,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:51,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:51,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:51,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2021-11-23 15:57:51,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2021-11-23 15:57:51,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 15:57:51,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:51,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:52,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2021-11-23 15:57:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2021-11-23 15:57:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:57:52,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:52,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2021-11-23 15:57:52,706 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2021-11-23 15:57:52,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:57:52,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:52,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:52,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:52,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:53,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2021-11-23 15:57:53,239 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2021-11-23 15:57:53,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:57:53,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:53,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:53,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:53,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2021-11-23 15:57:53,730 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2021-11-23 15:57:53,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 15:57:53,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:53,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:53,966 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:54,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:54,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2021-11-23 15:57:54,403 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2021-11-23 15:57:54,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:57:54,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:54,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:54,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-11-23 15:57:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-11-23 15:57:55,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:57:55,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,200 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:55,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:55,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-23 15:57:55,750 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-23 15:57:55,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:57:55,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:55,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:55,980 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2021-11-23 15:57:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2021-11-23 15:57:56,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:57:56,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:56,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:56,776 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:57,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2021-11-23 15:57:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2021-11-23 15:57:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:57:57,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:57,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:57,598 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:58,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:58,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2021-11-23 15:57:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2021-11-23 15:57:58,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 15:57:58,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:58,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:58,566 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:59,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:59,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2021-11-23 15:57:59,202 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2021-11-23 15:57:59,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:57:59,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:59,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:59,544 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:00,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:00,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2021-11-23 15:58:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-11-23 15:58:00,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:58:00,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:00,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:00,632 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:01,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:01,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2021-11-23 15:58:01,232 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2021-11-23 15:58:01,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:58:01,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:01,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:01,555 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:02,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2021-11-23 15:58:02,292 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2021-11-23 15:58:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:58:02,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:02,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:02,623 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:03,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2021-11-23 15:58:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2021-11-23 15:58:03,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:58:03,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:03,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:03,866 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:04,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-11-23 15:58:04,604 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-11-23 15:58:04,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:58:04,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:04,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:04,963 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:05,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2021-11-23 15:58:05,618 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2021-11-23 15:58:05,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:58:05,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:05,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2021-11-23 15:58:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-11-23 15:58:06,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:58:06,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:06,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:13,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:13,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 25 transitions. [2021-11-23 15:58:13,501 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 25 transitions. [2021-11-23 15:58:13,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:58:13,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:13,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:14,079 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:14,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:14,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2021-11-23 15:58:14,781 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2021-11-23 15:58:14,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:58:14,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:14,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:15,282 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:16,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2021-11-23 15:58:16,354 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2021-11-23 15:58:16,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:58:16,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:16,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2021-11-23 15:58:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2021-11-23 15:58:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 15:58:17,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:17,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:17,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2021-11-23 15:58:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2021-11-23 15:58:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:58:19,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:19,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2021-11-23 15:58:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2021-11-23 15:58:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:58:20,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:20,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2021-11-23 15:58:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2021-11-23 15:58:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 15:58:22,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:22,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:23,305 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:24,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:24,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2021-11-23 15:58:24,677 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2021-11-23 15:58:24,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 15:58:24,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:24,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:26,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2021-11-23 15:58:26,574 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2021-11-23 15:58:26,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 15:58:26,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:26,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:27,218 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2021-11-23 15:58:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2021-11-23 15:58:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 15:58:28,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:28,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:29,367 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:30,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2021-11-23 15:58:30,531 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2021-11-23 15:58:30,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 15:58:30,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:30,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:31,119 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:32,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:32,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2021-11-23 15:58:32,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2021-11-23 15:58:32,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 15:58:32,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:32,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:34,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2021-11-23 15:58:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2021-11-23 15:58:34,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 15:58:34,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:34,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:36,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2021-11-23 15:58:36,668 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2021-11-23 15:58:36,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 15:58:36,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:36,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:37,369 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:38,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2021-11-23 15:58:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2021-11-23 15:58:38,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 15:58:38,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:38,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:40,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:40,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2021-11-23 15:58:40,734 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2021-11-23 15:58:40,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 15:58:40,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:40,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:41,474 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:42,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2021-11-23 15:58:42,752 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2021-11-23 15:58:42,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 15:58:42,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:42,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:43,571 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:44,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:44,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2021-11-23 15:58:44,884 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2021-11-23 15:58:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 15:58:44,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:44,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:45,640 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:47,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:47,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2021-11-23 15:58:47,327 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2021-11-23 15:58:47,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 15:58:47,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:47,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:47,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:48,129 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:49,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:49,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2021-11-23 15:58:49,862 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2021-11-23 15:58:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 15:58:49,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:49,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:50,748 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:52,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:52,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2021-11-23 15:58:52,183 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2021-11-23 15:58:52,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 15:58:52,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:52,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:53,125 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2021-11-23 15:58:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2021-11-23 15:58:55,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 15:58:55,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:55,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:55,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:55,861 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:57,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:57,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2021-11-23 15:58:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2021-11-23 15:58:57,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 15:58:57,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:57,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:58,256 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:00,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:00,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2021-11-23 15:59:00,181 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2021-11-23 15:59:00,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 15:59:00,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:00,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:00,976 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:02,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:02,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 49 states and 51 transitions. [2021-11-23 15:59:02,501 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 51 transitions. [2021-11-23 15:59:02,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 15:59:02,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:02,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:05,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2021-11-23 15:59:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2021-11-23 15:59:05,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 15:59:05,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:05,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:06,057 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:08,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 51 states and 52 transitions. [2021-11-23 15:59:08,050 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2021-11-23 15:59:08,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 15:59:08,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:08,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:09,113 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:10,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 52 states and 54 transitions. [2021-11-23 15:59:10,756 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 54 transitions. [2021-11-23 15:59:10,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 15:59:10,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:10,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:11,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:13,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 53 states and 54 transitions. [2021-11-23 15:59:13,782 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 54 transitions. [2021-11-23 15:59:13,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 15:59:13,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:13,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:16,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:16,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 54 states and 56 transitions. [2021-11-23 15:59:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2021-11-23 15:59:16,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 15:59:16,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:16,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:19,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 55 states and 56 transitions. [2021-11-23 15:59:19,698 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2021-11-23 15:59:19,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 15:59:19,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:19,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:20,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:22,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:22,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 56 states and 58 transitions. [2021-11-23 15:59:22,470 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 58 transitions. [2021-11-23 15:59:22,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 15:59:22,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:22,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:22,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:23,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:25,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:25,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 57 states and 58 transitions. [2021-11-23 15:59:25,221 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2021-11-23 15:59:25,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 15:59:25,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:25,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:26,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:28,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:28,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 58 states and 59 transitions. [2021-11-23 15:59:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2021-11-23 15:59:28,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 15:59:28,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:28,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:29,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:31,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:31,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 59 states and 61 transitions. [2021-11-23 15:59:31,587 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 61 transitions. [2021-11-23 15:59:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 15:59:31,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:31,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:32,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:35,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:35,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 60 states and 61 transitions. [2021-11-23 15:59:35,091 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2021-11-23 15:59:35,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 15:59:35,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:35,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:36,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:38,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:38,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 61 states and 63 transitions. [2021-11-23 15:59:38,300 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 63 transitions. [2021-11-23 15:59:38,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 15:59:38,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:38,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:39,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:41,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 62 states and 63 transitions. [2021-11-23 15:59:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2021-11-23 15:59:41,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 15:59:41,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:41,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:45,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 63 states and 64 transitions. [2021-11-23 15:59:45,022 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 64 transitions. [2021-11-23 15:59:45,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 15:59:45,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:45,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:48,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:48,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 64 states and 66 transitions. [2021-11-23 15:59:48,183 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 66 transitions. [2021-11-23 15:59:48,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 15:59:48,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:48,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:49,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:51,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:51,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 65 states and 66 transitions. [2021-11-23 15:59:51,830 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2021-11-23 15:59:51,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 15:59:51,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:51,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:52,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 66 states and 67 transitions. [2021-11-23 15:59:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 67 transitions. [2021-11-23 15:59:55,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 15:59:55,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:55,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:55,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:56,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:59,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 67 states and 68 transitions. [2021-11-23 15:59:59,101 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 68 transitions. [2021-11-23 15:59:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 15:59:59,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:59,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:59,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:00:02,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:00:02,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 68 states and 70 transitions. [2021-11-23 16:00:02,330 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 70 transitions. [2021-11-23 16:00:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 16:00:02,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:00:02,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:00:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:03,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:00:06,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:00:06,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 69 states and 70 transitions. [2021-11-23 16:00:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 70 transitions. [2021-11-23 16:00:06,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 16:00:06,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:00:06,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:00:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:20,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:00:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:00:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 70 transitions. [2021-11-23 16:00:55,813 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 70 transitions. [2021-11-23 16:00:55,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 16:00:55,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:00:55,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:00:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:57,318 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:00:59,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:00:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 71 transitions. [2021-11-23 16:00:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 71 transitions. [2021-11-23 16:00:59,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 16:00:59,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:00:59,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:00:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:04,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:04,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 72 states and 73 transitions. [2021-11-23 16:01:04,233 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2021-11-23 16:01:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 16:01:04,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:04,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:08,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 73 states and 74 transitions. [2021-11-23 16:01:08,942 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2021-11-23 16:01:08,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 16:01:08,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:08,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:12,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:12,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 74 states and 76 transitions. [2021-11-23 16:01:12,967 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2021-11-23 16:01:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 16:01:12,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:12,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:14,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:17,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 75 states and 76 transitions. [2021-11-23 16:01:17,438 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 76 transitions. [2021-11-23 16:01:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 16:01:17,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:17,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:22,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 76 states and 77 transitions. [2021-11-23 16:01:22,086 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 77 transitions. [2021-11-23 16:01:22,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 16:01:22,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:22,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:22,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:26,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:26,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 77 states and 78 transitions. [2021-11-23 16:01:26,676 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 78 transitions. [2021-11-23 16:01:26,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 16:01:26,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:26,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:28,177 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 78 states and 79 transitions. [2021-11-23 16:01:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2021-11-23 16:01:31,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 16:01:31,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:31,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:31,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:35,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:35,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 79 states and 81 transitions. [2021-11-23 16:01:35,665 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 81 transitions. [2021-11-23 16:01:35,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 16:01:35,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:35,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:35,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:37,033 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:40,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:40,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 80 states and 81 transitions. [2021-11-23 16:01:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2021-11-23 16:01:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 16:01:40,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:40,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:41,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:44,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:44,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 81 states and 83 transitions. [2021-11-23 16:01:44,742 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 83 transitions. [2021-11-23 16:01:44,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 16:01:44,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:44,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:44,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:48,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:48,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 82 states and 83 transitions. [2021-11-23 16:01:48,932 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2021-11-23 16:01:48,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 16:01:48,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:48,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:50,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 83 states and 84 transitions. [2021-11-23 16:01:53,991 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 84 transitions. [2021-11-23 16:01:53,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 16:01:53,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:53,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:54,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:58,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 84 states and 86 transitions. [2021-11-23 16:01:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 86 transitions. [2021-11-23 16:01:58,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 16:01:58,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:58,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:03,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 85 states and 86 transitions. [2021-11-23 16:02:03,702 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 86 transitions. [2021-11-23 16:02:03,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 16:02:03,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:03,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:05,339 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:08,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:08,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 86 states and 88 transitions. [2021-11-23 16:02:08,279 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 88 transitions. [2021-11-23 16:02:08,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 16:02:08,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:08,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:48,238 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:03:28,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:03:28,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 87 states and 89 transitions. [2021-11-23 16:03:28,374 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 89 transitions. [2021-11-23 16:03:28,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 16:03:28,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:03:28,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:03:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:03:29,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3240 trivial. 0 not checked. [2021-11-23 16:05:11,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:05:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 86 states and 88 transitions. [2021-11-23 16:05:11,907 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 88 transitions. [2021-11-23 16:05:11,908 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 16:05:11,908 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 84 iterations. [2021-11-23 16:05:11,915 INFO L754 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2021-11-23 16:05:12,571 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 16:05:12,583 INFO L560 CodeCheckObserver]: Invariant with dag size 125 [2021-11-23 16:05:12,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 04:05:12 ImpRootNode [2021-11-23 16:05:12,601 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 16:05:12,602 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 16:05:12,602 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 16:05:12,602 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 16:05:12,602 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:57:51" (3/4) ... [2021-11-23 16:05:12,605 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 16:05:12,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2021-11-23 16:05:12,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-23 16:05:12,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-23 16:05:12,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 16:05:12,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((unknown-#amount-unknown < aux-#t~loopctr5-aux + 9 && unknown-#amount-unknown / 4294967296 <= 0) && aux-#t~loopctr5-aux + 8 <= unknown-#amount-unknown) && 72 <= aux-#t~loopctr5-aux) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 7) && 74 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 6 <= unknown-#amount-unknown)) || (unknown-#amount-unknown == 80 && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && 67 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 13 <= unknown-#amount-unknown) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 14)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr5-aux + 14 <= unknown-#amount-unknown) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 15) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 66 <= aux-#t~loopctr5-aux)) || (((unknown-#amount-unknown / 4294967296 <= 0 && 77 <= aux-#t~loopctr5-aux) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 4) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr5-aux + 5 <= unknown-#amount-unknown) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 6) && 75 <= aux-#t~loopctr5-aux)) || ((((73 <= aux-#t~loopctr5-aux && unknown-#amount-unknown / 4294967296 <= 0) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && aux-#t~loopctr5-aux + 7 <= unknown-#amount-unknown) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 8)) || ((((aux-#t~loopctr5-aux + 12 <= unknown-#amount-unknown && unknown-#amount-unknown / 4294967296 <= 0) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 13) && 68 <= aux-#t~loopctr5-aux) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && unknown-#amount-unknown < aux-#t~loopctr5-aux + 11) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 70 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 10 <= unknown-#amount-unknown)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && 64 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 16 <= unknown-#amount-unknown) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 19) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((76 <= aux-#t~loopctr5-aux && unknown-#amount-unknown / 4294967296 <= 0) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 5) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && aux-#t~loopctr5-aux + 4 <= unknown-#amount-unknown)) || ((!(aux-#t~loopctr5-aux + 3 <= unknown-#amount-unknown && 0 < aux-#t~loopctr5-aux / 4294967296 + 1) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 4) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((71 <= aux-#t~loopctr5-aux && unknown-#amount-unknown / 4294967296 <= 0) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 10) && aux-#t~loopctr5-aux + 9 <= unknown-#amount-unknown) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || (!(unknown-#amount-unknown / 4294967296 <= aux-#t~loopctr5-aux / 4294967296) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && unknown-#amount-unknown < aux-#t~loopctr5-aux + 12) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && aux-#t~loopctr5-aux + 11 <= unknown-#amount-unknown) && 69 <= aux-#t~loopctr5-aux)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr5-aux + 15 <= unknown-#amount-unknown) && 65 <= aux-#t~loopctr5-aux) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 16) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) [2021-11-23 16:05:12,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2021-11-23 16:05:12,640 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/witness.graphml [2021-11-23 16:05:12,640 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 16:05:12,641 INFO L158 Benchmark]: Toolchain (without parser) took 441552.60ms. Allocated memory was 117.4MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 80.1MB in the beginning and 2.9GB in the end (delta: -2.8GB). Peak memory consumption was 932.3MB. Max. memory is 16.1GB. [2021-11-23 16:05:12,642 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 96.4MB in the beginning and 96.3MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:05:12,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.39ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 93.2MB in the end (delta: -13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 16:05:12,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.25ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 91.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:05:12,643 INFO L158 Benchmark]: Boogie Preprocessor took 19.31ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 91.1MB in the end (delta: 512.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 16:05:12,644 INFO L158 Benchmark]: RCFGBuilder took 309.60ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 81.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 16:05:12,644 INFO L158 Benchmark]: CodeCheck took 440933.26ms. Allocated memory was 117.4MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 81.1MB in the beginning and 2.9GB in the end (delta: -2.8GB). Peak memory consumption was 932.7MB. Max. memory is 16.1GB. [2021-11-23 16:05:12,645 INFO L158 Benchmark]: Witness Printer took 38.96ms. Allocated memory is still 3.8GB. Free memory was 2.9GB in the beginning and 2.9GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 16:05:12,648 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 1 procedures, 9 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 440.2s, OverallIterations: 84, 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, 3973 SdHoareTripleChecker+Valid, 111.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3651 mSDsluCounter, 81 SdHoareTripleChecker+Invalid, 95.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 33352 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 62724 IncrementalHoareTripleChecker+Invalid, 96076 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33352 mSolverCounterUnsat, 81 mSDtfsCounter, 62724 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 27492 GetRequests, 22702 SyntacticMatches, 3194 SemanticMatches, 1596 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1297736 ImplicationChecksByTransitivity, 410.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 119.1s InterpolantComputationTime, 3650 NumberOfCodeBlocks, 3650 NumberOfCodeBlocksAsserted, 83 NumberOfCheckSat, 3567 ConstructedInterpolants, 0 QuantifiedInterpolants, 46500 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 83 InterpolantComputations, 4 PerfectInterpolantSequences, 3240/88560 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 25]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (((((((((((((((((((unknown-#amount-unknown < aux-#t~loopctr5-aux + 9 && unknown-#amount-unknown / 4294967296 <= 0) && aux-#t~loopctr5-aux + 8 <= unknown-#amount-unknown) && 72 <= aux-#t~loopctr5-aux) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 7) && 74 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 6 <= unknown-#amount-unknown)) || (unknown-#amount-unknown == 80 && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && 67 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 13 <= unknown-#amount-unknown) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 14)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr5-aux + 14 <= unknown-#amount-unknown) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 15) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 66 <= aux-#t~loopctr5-aux)) || (((unknown-#amount-unknown / 4294967296 <= 0 && 77 <= aux-#t~loopctr5-aux) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 4) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr5-aux + 5 <= unknown-#amount-unknown) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 6) && 75 <= aux-#t~loopctr5-aux)) || ((((73 <= aux-#t~loopctr5-aux && unknown-#amount-unknown / 4294967296 <= 0) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && aux-#t~loopctr5-aux + 7 <= unknown-#amount-unknown) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 8)) || ((((aux-#t~loopctr5-aux + 12 <= unknown-#amount-unknown && unknown-#amount-unknown / 4294967296 <= 0) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 13) && 68 <= aux-#t~loopctr5-aux) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && unknown-#amount-unknown < aux-#t~loopctr5-aux + 11) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && 70 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 10 <= unknown-#amount-unknown)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && 64 <= aux-#t~loopctr5-aux) && aux-#t~loopctr5-aux + 16 <= unknown-#amount-unknown) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 19) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((76 <= aux-#t~loopctr5-aux && unknown-#amount-unknown / 4294967296 <= 0) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 5) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && aux-#t~loopctr5-aux + 4 <= unknown-#amount-unknown)) || ((!(aux-#t~loopctr5-aux + 3 <= unknown-#amount-unknown && 0 < aux-#t~loopctr5-aux / 4294967296 + 1) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 4) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((71 <= aux-#t~loopctr5-aux && unknown-#amount-unknown / 4294967296 <= 0) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 10) && aux-#t~loopctr5-aux + 9 <= unknown-#amount-unknown) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || (!(unknown-#amount-unknown / 4294967296 <= aux-#t~loopctr5-aux / 4294967296) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown))) || ((((unknown-#amount-unknown / 4294967296 <= 0 && unknown-#amount-unknown < aux-#t~loopctr5-aux + 12) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) && aux-#t~loopctr5-aux + 11 <= unknown-#amount-unknown) && 69 <= aux-#t~loopctr5-aux)) || ((((unknown-#amount-unknown / 4294967296 <= 0 && aux-#t~loopctr5-aux + 15 <= unknown-#amount-unknown) && 65 <= aux-#t~loopctr5-aux) && unknown-#amount-unknown < aux-#t~loopctr5-aux + 16) && \valid[cstats := 0] == \old(unknown-main_\old_#valid#1-unknown)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 96.4MB in the beginning and 96.3MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.39ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 93.2MB in the end (delta: -13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.25ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 91.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.31ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 91.1MB in the end (delta: 512.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 309.60ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 81.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 440933.26ms. Allocated memory was 117.4MB in the beginning and 3.8GB in the end (delta: 3.7GB). Free memory was 81.1MB in the beginning and 2.9GB in the end (delta: -2.8GB). Peak memory consumption was 932.7MB. Max. memory is 16.1GB. * Witness Printer took 38.96ms. Allocated memory is still 3.8GB. Free memory was 2.9GB in the beginning and 2.9GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 16:05:12,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3d731cc-952c-42de-8dff-115352468daf/bin/ukojak-CwSLpZB5Qu/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