./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI --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 c522d46e2ef8c6f97d600bd7187aa9b442df29a1c9828e86387b1c78c18556ba ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 04:21:11,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:21:11,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:21:11,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:21:11,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:21:11,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:21:11,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:21:11,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:21:11,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:21:11,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:21:11,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:21:11,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:21:11,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:21:11,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:21:11,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:21:11,329 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:21:11,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:21:11,331 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:21:11,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:21:11,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:21:11,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:21:11,340 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:21:11,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:21:11,343 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:21:11,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:21:11,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:21:11,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:21:11,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:21:11,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:21:11,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:21:11,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:21:11,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:21:11,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:21:11,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:21:11,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:21:11,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:21:11,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:21:11,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:21:11,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:21:11,360 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:21:11,361 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:21:11,362 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 04:21:11,387 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:21:11,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:21:11,388 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:21:11,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:21:11,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:21:11,389 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:21:11,389 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:21:11,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:21:11,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:21:11,390 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:21:11,390 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 04:21:11,390 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 04:21:11,390 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 04:21:11,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:21:11,391 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:21:11,391 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:21:11,391 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:21:11,391 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:21:11,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:21:11,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:21:11,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:21:11,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:21:11,393 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:21:11,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:21:11,393 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_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c522d46e2ef8c6f97d600bd7187aa9b442df29a1c9828e86387b1c78c18556ba [2021-10-29 04:21:11,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:21:11,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:21:11,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:21:11,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:21:11,649 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:21:11,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/memsafety-ext3/getNumbers3.c [2021-10-29 04:21:11,712 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/data/225abe1c5/94aa069f8503434a94ecca7bd79ce851/FLAG2246c4b49 [2021-10-29 04:21:12,156 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:21:12,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/sv-benchmarks/c/memsafety-ext3/getNumbers3.c [2021-10-29 04:21:12,162 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/data/225abe1c5/94aa069f8503434a94ecca7bd79ce851/FLAG2246c4b49 [2021-10-29 04:21:12,567 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/data/225abe1c5/94aa069f8503434a94ecca7bd79ce851 [2021-10-29 04:21:12,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:21:12,571 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:21:12,582 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:21:12,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:21:12,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:21:12,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54454ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12, skipping insertion in model container [2021-10-29 04:21:12,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,592 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:21:12,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:21:12,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:21:12,762 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:21:12,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:21:12,797 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:21:12,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12 WrapperNode [2021-10-29 04:21:12,798 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:21:12,799 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:21:12,800 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:21:12,800 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:21:12,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:21:12,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:21:12,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:21:12,833 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:21:12,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:21:12,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:21:12,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:21:12,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:21:12,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:21:12" (1/1) ... [2021-10-29 04:21:12,865 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:21:12,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:21:12,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:21:12,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:21:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 04:21:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:21:12,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:21:12,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:21:13,219 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:21:13,219 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:21:13,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:21:13 BoogieIcfgContainer [2021-10-29 04:21:13,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:21:13,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:21:13,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:21:13,234 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:21:13,234 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:21:13" (1/1) ... [2021-10-29 04:21:13,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:21:13,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:13,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2021-10-29 04:21:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2021-10-29 04:21:13,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:21:13,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:13,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:13,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:13,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2021-10-29 04:21:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2021-10-29 04:21:13,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:21:13,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:13,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:13,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2021-10-29 04:21:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2021-10-29 04:21:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:21:13,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:13,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:13,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:13,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2021-10-29 04:21:13,810 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-10-29 04:21:13,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:21:13,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:13,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:13,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:13,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:13,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-10-29 04:21:13,899 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-10-29 04:21:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:21:13,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:13,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:13,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:13,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:13,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2021-10-29 04:21:13,992 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2021-10-29 04:21:13,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 04:21:13,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:13,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:14,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:14,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2021-10-29 04:21:14,417 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2021-10-29 04:21:14,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:21:14,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:14,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:14,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-10-29 04:21:14,938 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-10-29 04:21:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:21:14,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:14,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:14,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:15,033 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 04:21:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2021-10-29 04:21:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2021-10-29 04:21:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:21:15,168 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:15,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:15,216 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:15,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-10-29 04:21:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-10-29 04:21:15,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:21:15,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:15,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:15,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:15,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 20 states and 34 transitions. [2021-10-29 04:21:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 34 transitions. [2021-10-29 04:21:15,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 04:21:15,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:15,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:15,830 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:16,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:16,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2021-10-29 04:21:16,006 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2021-10-29 04:21:16,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:21:16,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:16,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:16,145 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:16,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:16,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 23 states and 42 transitions. [2021-10-29 04:21:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 42 transitions. [2021-10-29 04:21:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:21:16,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:16,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:16,763 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:17,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:17,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 25 states and 50 transitions. [2021-10-29 04:21:17,138 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 50 transitions. [2021-10-29 04:21:17,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:21:17,139 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:17,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:17,185 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:17,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 26 states and 50 transitions. [2021-10-29 04:21:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 50 transitions. [2021-10-29 04:21:17,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:21:17,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:17,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:17,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:17,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:17,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 50 transitions. [2021-10-29 04:21:17,675 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 50 transitions. [2021-10-29 04:21:17,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 04:21:17,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:17,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:17,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:17,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:17,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:17,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2021-10-29 04:21:17,968 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2021-10-29 04:21:17,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:21:17,969 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:17,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:18,094 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:18,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 30 states and 60 transitions. [2021-10-29 04:21:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 60 transitions. [2021-10-29 04:21:18,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:21:18,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:18,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:19,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:19,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 32 states and 70 transitions. [2021-10-29 04:21:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 70 transitions. [2021-10-29 04:21:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:21:19,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:19,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:19,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:19,251 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 33 states and 70 transitions. [2021-10-29 04:21:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 70 transitions. [2021-10-29 04:21:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:21:19,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:19,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:19,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:19,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 70 transitions. [2021-10-29 04:21:19,782 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 70 transitions. [2021-10-29 04:21:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:21:19,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:19,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:19,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:19,830 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 35 states and 70 transitions. [2021-10-29 04:21:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 70 transitions. [2021-10-29 04:21:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 04:21:20,058 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:20,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:20,138 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:20,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:20,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 70 transitions. [2021-10-29 04:21:20,417 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 70 transitions. [2021-10-29 04:21:20,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:21:20,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:20,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:21,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:21,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 38 states and 82 transitions. [2021-10-29 04:21:21,422 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 82 transitions. [2021-10-29 04:21:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:21:21,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:21,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:21,508 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:21,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:21,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 39 states and 82 transitions. [2021-10-29 04:21:21,818 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 82 transitions. [2021-10-29 04:21:21,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:21:21,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:21,819 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:21,899 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:22,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:22,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 41 states and 94 transitions. [2021-10-29 04:21:22,480 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 94 transitions. [2021-10-29 04:21:22,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:21:22,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:22,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:22,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 94 transitions. [2021-10-29 04:21:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 94 transitions. [2021-10-29 04:21:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:21:22,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:22,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:23,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 43 states and 94 transitions. [2021-10-29 04:21:23,194 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 94 transitions. [2021-10-29 04:21:23,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:21:23,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:23,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:23,261 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 44 states and 94 transitions. [2021-10-29 04:21:23,571 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2021-10-29 04:21:23,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 04:21:23,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:23,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:23,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:23,629 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:23,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:23,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 45 states and 94 transitions. [2021-10-29 04:21:23,965 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 94 transitions. [2021-10-29 04:21:23,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:23,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:23,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:24,119 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 47 states and 108 transitions. [2021-10-29 04:21:25,029 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 108 transitions. [2021-10-29 04:21:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:25,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:25,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:25,087 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:25,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:25,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 48 states and 108 transitions. [2021-10-29 04:21:25,411 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 108 transitions. [2021-10-29 04:21:25,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:25,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:25,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:25,467 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:25,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:25,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 49 states and 108 transitions. [2021-10-29 04:21:25,852 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 108 transitions. [2021-10-29 04:21:25,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:25,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:25,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:25,910 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:26,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:26,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 50 states and 108 transitions. [2021-10-29 04:21:26,292 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 108 transitions. [2021-10-29 04:21:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:26,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:26,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:26,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:26,346 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 51 states and 108 transitions. [2021-10-29 04:21:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 108 transitions. [2021-10-29 04:21:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:26,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:26,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:27,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:27,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 52 states and 108 transitions. [2021-10-29 04:21:27,133 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 108 transitions. [2021-10-29 04:21:27,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:27,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:27,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:27,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:27,245 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 54 states and 122 transitions. [2021-10-29 04:21:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 122 transitions. [2021-10-29 04:21:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 04:21:27,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:27,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:27,900 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:28,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:28,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 55 states and 122 transitions. [2021-10-29 04:21:28,241 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 122 transitions. [2021-10-29 04:21:28,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:28,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:28,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 57 states and 138 transitions. [2021-10-29 04:21:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 138 transitions. [2021-10-29 04:21:29,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:29,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:29,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:29,603 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:30,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:30,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 58 states and 138 transitions. [2021-10-29 04:21:30,010 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 138 transitions. [2021-10-29 04:21:30,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:30,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:30,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:30,069 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:30,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:30,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 59 states and 138 transitions. [2021-10-29 04:21:30,447 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 138 transitions. [2021-10-29 04:21:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:30,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:30,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:30,565 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:31,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:31,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 61 states and 154 transitions. [2021-10-29 04:21:31,392 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 154 transitions. [2021-10-29 04:21:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:31,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:31,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:31,456 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:31,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:31,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 154 transitions. [2021-10-29 04:21:31,915 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 154 transitions. [2021-10-29 04:21:31,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:31,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:31,916 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:31,974 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 63 states and 154 transitions. [2021-10-29 04:21:32,363 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 154 transitions. [2021-10-29 04:21:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:32,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:32,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:32,422 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 64 states and 154 transitions. [2021-10-29 04:21:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 154 transitions. [2021-10-29 04:21:32,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:32,806 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:32,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:32,868 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:33,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:33,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 65 states and 154 transitions. [2021-10-29 04:21:33,255 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 154 transitions. [2021-10-29 04:21:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 04:21:33,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:33,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:33,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:33,313 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:33,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 66 states and 154 transitions. [2021-10-29 04:21:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 154 transitions. [2021-10-29 04:21:33,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:33,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:33,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:33,919 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 68 states and 172 transitions. [2021-10-29 04:21:35,286 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 172 transitions. [2021-10-29 04:21:35,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:35,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:35,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:35,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:35,357 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:35,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 69 states and 172 transitions. [2021-10-29 04:21:35,806 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 172 transitions. [2021-10-29 04:21:35,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:35,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:35,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 70 states and 172 transitions. [2021-10-29 04:21:36,292 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 172 transitions. [2021-10-29 04:21:36,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:36,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:36,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:37,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:37,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 72 states and 190 transitions. [2021-10-29 04:21:37,285 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 190 transitions. [2021-10-29 04:21:37,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:37,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:37,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:37,388 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:37,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:37,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 73 states and 190 transitions. [2021-10-29 04:21:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 190 transitions. [2021-10-29 04:21:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:37,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:37,825 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:37,898 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:38,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:38,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 74 states and 190 transitions. [2021-10-29 04:21:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 190 transitions. [2021-10-29 04:21:38,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:38,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:38,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:38,472 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:39,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:39,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 75 states and 190 transitions. [2021-10-29 04:21:39,019 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 190 transitions. [2021-10-29 04:21:39,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:39,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:39,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 76 states and 190 transitions. [2021-10-29 04:21:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 190 transitions. [2021-10-29 04:21:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:39,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:39,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 77 states and 190 transitions. [2021-10-29 04:21:40,137 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 190 transitions. [2021-10-29 04:21:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 04:21:40,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:40,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:40,211 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:40,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 78 states and 190 transitions. [2021-10-29 04:21:40,662 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 190 transitions. [2021-10-29 04:21:40,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:40,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:40,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:40,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:41,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:41,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 80 states and 199 transitions. [2021-10-29 04:21:41,773 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 199 transitions. [2021-10-29 04:21:41,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:41,774 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:41,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:41,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:43,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:43,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 82 states and 220 transitions. [2021-10-29 04:21:43,468 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 220 transitions. [2021-10-29 04:21:43,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:43,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:43,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:43,545 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:44,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 83 states and 220 transitions. [2021-10-29 04:21:44,006 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 220 transitions. [2021-10-29 04:21:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:44,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:44,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:44,078 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:44,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 84 states and 220 transitions. [2021-10-29 04:21:44,598 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 220 transitions. [2021-10-29 04:21:44,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:44,599 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:44,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:45,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:45,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 220 transitions. [2021-10-29 04:21:45,257 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 220 transitions. [2021-10-29 04:21:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:45,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:45,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:45,344 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:45,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:45,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 86 states and 220 transitions. [2021-10-29 04:21:45,883 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 220 transitions. [2021-10-29 04:21:45,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:45,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:45,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:45,953 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:46,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:46,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 87 states and 220 transitions. [2021-10-29 04:21:46,502 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 220 transitions. [2021-10-29 04:21:46,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:46,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:46,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:46,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:46,571 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 88 states and 220 transitions. [2021-10-29 04:21:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 220 transitions. [2021-10-29 04:21:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:47,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:47,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:47,122 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:47,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 89 states and 220 transitions. [2021-10-29 04:21:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 220 transitions. [2021-10-29 04:21:47,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:47,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:47,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:47,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:47,727 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:48,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:48,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 90 states and 220 transitions. [2021-10-29 04:21:48,285 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 220 transitions. [2021-10-29 04:21:48,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-10-29 04:21:48,285 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:48,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:48,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 91 states and 220 transitions. [2021-10-29 04:21:48,835 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 220 transitions. [2021-10-29 04:21:48,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:21:48,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:48,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:49,558 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 04:21:52,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:52,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 27 states and 26 transitions. [2021-10-29 04:21:52,160 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-10-29 04:21:52,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 04:21:52,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:52,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-29 04:21:54,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:54,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 26 states and 25 transitions. [2021-10-29 04:21:54,254 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 25 transitions. [2021-10-29 04:21:54,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 04:21:54,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:21:54,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:21:54,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 04:21:54,469 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-10-29 04:21:59,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:21:59,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 25 states and 24 transitions. [2021-10-29 04:21:59,485 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 24 transitions. [2021-10-29 04:21:59,485 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 04:21:59,485 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 71 iterations. [2021-10-29 04:21:59,491 INFO L759 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2021-10-29 04:21:59,700 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 04:21:59,709 INFO L565 CodeCheckObserver]: Invariant with dag size 84 [2021-10-29 04:21:59,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:21:59 ImpRootNode [2021-10-29 04:21:59,727 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:21:59,728 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:21:59,728 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:21:59,729 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:21:59,729 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:21:13" (3/4) ... [2021-10-29 04:21:59,732 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 04:21:59,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 04:21:59,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 04:21:59,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 04:21:59,763 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((8 < i && \valid[array] == 1) && 36 <= 4 * i + array) && \old(unknown-main_\old_#valid-unknown) == \valid) && i <= 9) && 4 * i + array <= 36) && 40 == unknown-#length-unknown[array]) || ((((((i <= 1 && \valid[array] == 1) && \old(unknown-main_\old_#valid-unknown) == \valid) && 4 * i + array <= 4) && 1 <= i) && 4 <= 4 * i + array) && 40 == unknown-#length-unknown[array])) || ((((((8 <= 4 * i + array && \valid[array] == 1) && \old(unknown-main_\old_#valid-unknown) == \valid) && 1 < i) && i <= 2) && 40 == unknown-#length-unknown[array]) && 4 * i + array <= 8)) || ((((((4 * i + array <= 20 && 4 < i) && \valid[array] == 1) && \old(unknown-main_\old_#valid-unknown) == \valid) && 20 <= 4 * i + array) && i <= 5) && 40 == unknown-#length-unknown[array])) || ((((((24 <= 4 * i + array && \valid[array] == 1) && 4 * i + array <= 24) && \old(unknown-main_\old_#valid-unknown) == \valid) && 5 < i) && i <= 6) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && 3 < i) && \old(unknown-main_\old_#valid-unknown) == \valid) && 16 <= 4 * i + array) && 4 * i + array <= 16) && i <= 4) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && i <= 3) && \old(unknown-main_\old_#valid-unknown) == \valid) && 12 <= 4 * i + array) && 4 * i + array <= 12) && 2 < i) && 40 == unknown-#length-unknown[array])) || ((((i == array && \valid[array] == 1) && i == 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && 4 * i + array <= 32) && \old(unknown-main_\old_#valid-unknown) == \valid) && 7 < i) && 32 <= 4 * i + array) && i <= 8) && 40 == unknown-#length-unknown[array])) || (((((\valid[array] == 1 && 0 <= array) && 9 < i) && \old(unknown-main_\old_#valid-unknown) == \valid) && array <= 0) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && i <= 7) && 28 <= 4 * i + array) && \old(unknown-main_\old_#valid-unknown) == \valid) && 4 * i + array <= 28) && 6 < i) && 40 == unknown-#length-unknown[array]) [2021-10-29 04:21:59,763 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2021-10-29 04:21:59,772 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:21:59,772 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:21:59,773 INFO L168 Benchmark]: Toolchain (without parser) took 47201.72 ms. Allocated memory was 102.8 MB in the beginning and 453.0 MB in the end (delta: 350.2 MB). Free memory was 72.3 MB in the beginning and 261.7 MB in the end (delta: -189.3 MB). Peak memory consumption was 160.3 MB. Max. memory is 16.1 GB. [2021-10-29 04:21:59,774 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 102.8 MB. Free memory is still 55.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:21:59,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.78 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 72.3 MB in the beginning and 100.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:21:59,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.68 ms. Allocated memory is still 123.7 MB. Free memory was 100.6 MB in the beginning and 99.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:21:59,776 INFO L168 Benchmark]: Boogie Preprocessor took 21.89 ms. Allocated memory is still 123.7 MB. Free memory was 99.2 MB in the beginning and 98.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:21:59,776 INFO L168 Benchmark]: RCFGBuilder took 366.89 ms. Allocated memory is still 123.7 MB. Free memory was 98.1 MB in the beginning and 87.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:21:59,777 INFO L168 Benchmark]: CodeCheck took 46504.37 ms. Allocated memory was 123.7 MB in the beginning and 453.0 MB in the end (delta: 329.3 MB). Free memory was 87.6 MB in the beginning and 263.8 MB in the end (delta: -176.1 MB). Peak memory consumption was 155.0 MB. Max. memory is 16.1 GB. [2021-10-29 04:21:59,777 INFO L168 Benchmark]: Witness Printer took 43.84 ms. Allocated memory is still 453.0 MB. Free memory was 263.8 MB in the beginning and 261.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:21:59,781 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, 11 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 46.2s, OverallIterations: 71, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, -703933012 SDslu, 0 SDs, 0 SdLazy, 1457672286 SolverSat, 1481488942 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 51.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14533 GetRequests, 13263 SyntacticMatches, 804 SemanticMatches, 466 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105860 ImplicationChecksByTransitivity, 39.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 1025 NumberOfCodeBlocks, 1025 NumberOfCodeBlocksAsserted, 70 NumberOfCheckSat, 955 ConstructedInterpolants, 0 QuantifiedInterpolants, 15207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 70 InterpolantComputations, 6 PerfectInterpolantSequences, 278/3239 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: 6]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 6]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 14]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 14]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 12]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 5]: Loop Invariant Derived loop invariant: (((((((((((((((8 < i && \valid[array] == 1) && 36 <= 4 * i + array) && \old(unknown-main_\old_#valid-unknown) == \valid) && i <= 9) && 4 * i + array <= 36) && 40 == unknown-#length-unknown[array]) || ((((((i <= 1 && \valid[array] == 1) && \old(unknown-main_\old_#valid-unknown) == \valid) && 4 * i + array <= 4) && 1 <= i) && 4 <= 4 * i + array) && 40 == unknown-#length-unknown[array])) || ((((((8 <= 4 * i + array && \valid[array] == 1) && \old(unknown-main_\old_#valid-unknown) == \valid) && 1 < i) && i <= 2) && 40 == unknown-#length-unknown[array]) && 4 * i + array <= 8)) || ((((((4 * i + array <= 20 && 4 < i) && \valid[array] == 1) && \old(unknown-main_\old_#valid-unknown) == \valid) && 20 <= 4 * i + array) && i <= 5) && 40 == unknown-#length-unknown[array])) || ((((((24 <= 4 * i + array && \valid[array] == 1) && 4 * i + array <= 24) && \old(unknown-main_\old_#valid-unknown) == \valid) && 5 < i) && i <= 6) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && 3 < i) && \old(unknown-main_\old_#valid-unknown) == \valid) && 16 <= 4 * i + array) && 4 * i + array <= 16) && i <= 4) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && i <= 3) && \old(unknown-main_\old_#valid-unknown) == \valid) && 12 <= 4 * i + array) && 4 * i + array <= 12) && 2 < i) && 40 == unknown-#length-unknown[array])) || ((((i == array && \valid[array] == 1) && i == 0) && \old(unknown-main_\old_#valid-unknown) == \valid) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && 4 * i + array <= 32) && \old(unknown-main_\old_#valid-unknown) == \valid) && 7 < i) && 32 <= 4 * i + array) && i <= 8) && 40 == unknown-#length-unknown[array])) || (((((\valid[array] == 1 && 0 <= array) && 9 < i) && \old(unknown-main_\old_#valid-unknown) == \valid) && array <= 0) && 40 == unknown-#length-unknown[array])) || ((((((\valid[array] == 1 && i <= 7) && 28 <= 4 * i + array) && \old(unknown-main_\old_#valid-unknown) == \valid) && 4 * i + array <= 28) && 6 < i) && 40 == unknown-#length-unknown[array]) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 102.8 MB. Free memory is still 55.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 216.78 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 72.3 MB in the beginning and 100.6 MB in the end (delta: -28.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.68 ms. Allocated memory is still 123.7 MB. Free memory was 100.6 MB in the beginning and 99.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.89 ms. Allocated memory is still 123.7 MB. Free memory was 99.2 MB in the beginning and 98.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 366.89 ms. Allocated memory is still 123.7 MB. Free memory was 98.1 MB in the beginning and 87.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 46504.37 ms. Allocated memory was 123.7 MB in the beginning and 453.0 MB in the end (delta: 329.3 MB). Free memory was 87.6 MB in the beginning and 263.8 MB in the end (delta: -176.1 MB). Peak memory consumption was 155.0 MB. Max. memory is 16.1 GB. * Witness Printer took 43.84 ms. Allocated memory is still 453.0 MB. Free memory was 263.8 MB in the beginning and 261.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 04:21:59,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9659727c-7cca-4ee2-a4f0-c9c18c791a2a/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...